0/62

Threat

com.samsung.android.securitylogagent

SecurityLogAgent

Analyzed on 2022-05-09T19:06:54.185283

17

permissions

2

activities

1

services

5

receivers

5

domains

File sums

MD5 ca5387723c1ff4c2a63870ab6a89f255
SHA1 0f0d2582fe1a3db37060dee21b20196d28609f85
SHA256 d53b56ccee7a8e3f6004de3650348912912c5905cfba8fbb905d249275fd1c38
Size 3.28MB

APKiD

Information computed with APKiD.

/tmp/tmpvbo6dylo!classes.dex
yara_issue
  • yara issue - dex file recognized by apkid but not yara module
compiler
  • unknown (please file detection issue!)

SSdeep

Information computed with ssdeep.

APK file 49152:qzzC75MI+5fBYtDY+apyYPGY2RkzIlh56sHiiWPPsTmqkyiBxGbGP004TC6l:qcYPGY2RkzYh56sH5WPPsaqFA6GPjKl
Manifest 384:sCuugS5bLoOh3uryUaeWmstHMANXYcrGfgLU4810rwRaTjUhSkXZp8oJ:j/gS5bLo…
classes.dex 24576:6LJL9XFGs0nk8Fna2beuQXyNdnpjHZgNU+fEFCwXMj2jjKiQk3:UVAkKnaoQXyV…

Dexofuzzy

Information computed with Dexofuzzy.

classes.dex None

APK details

Information computed with AndroGuard and Pithus.

Package com.samsung.android.securitylogagent
App name SecurityLogAgent
Version name 8.0.00.26
Version code 800026100
SDK 28 - 28
UAID c687ff63ffe52a5a007f818ac50bcd943f3ba080
Signature Signature V1 Signature V2
Frosting Not frosted
Blocks found within V2 signature:
  • 0x7109871a: Unknown

Certificate details

Information computed with AndroGuard.

MD5 d087e72912fba064cafa78dc34aea839
SHA1 9ca5170f381919dfe0446fcdab18b19a143b3163
SHA256 34df0e7a9f1cf1892e45c056b4973cd81ccf148a4050d11aea4ac5a65f900a42
Issuer Email Address: android.os@samsung.com, Common Name: Samsung Cert, Organizational Unit: DMC, Organization: Samsung Corporation, Locality: Suwon City, State/Province: South Korea, Country: KR
Not before 2011-06-22T12:25:12+00:00
Not after 2038-11-07T12:25:12+00:00

File Analysis

Information computed with MobSF.

Findings Files
Certificate/Key files hardcoded inside the app. assets/certificates/tyrfingr.p12
SEC-INF/buildConfirm.crt
Findings Files
Hardcoded Keystore found. assets/certificates/elmserver.bks

Manifest analysis

Information computed with MobSF.

Medium Application Data can be Backed up[android:allowBackup=true]
This flag allows anyone to backup your application data via adb. It allows users who have enabled USB debugging to copy application data off of the device.
High Activity (com.samsung.android.apppermissionmonitor.newAPMActivity) is not Protected. [android:exported=true]
An Activity is found to be shared with other apps on the device therefore leaving it accessible to any other application on the device.
High Broadcast Receiver (com.samsung.android.apppermissionmonitor.APMApplist$BCreceiver) is not Protected.An intent-filter exists.
A Broadcast Receiver is found to be shared with other apps on the device therefore leaving it accessible to any other application on the device. The presence of intent-filter indicates that the Broadcast Receiver is explicitly exported.
High Broadcast Receiver (com.samsung.android.apppermissionmonitor.APMApplist$APMPackageRemove) is not Protected.An intent-filter exists.
A Broadcast Receiver is found to be shared with other apps on the device therefore leaving it accessible to any other application on the device. The presence of intent-filter indicates that the Broadcast Receiver is explicitly exported.
High Broadcast Receiver (com.samsung.android.apppermissionmonitor.APMReceiver) is not Protected.An intent-filter exists.
A Broadcast Receiver is found to be shared with other apps on the device therefore leaving it accessible to any other application on the device. The presence of intent-filter indicates that the Broadcast Receiver is explicitly exported.
High Service (com.samsung.android.sdk.bixby.BixbyAppService) is Protected by a permission, but the protection level of the permission should be checked.
Permission: com.samsung.android.bixby.agent.permission.APP_SERVICE [android:exported=true]
A Service is found to be shared with other apps on the device therefore leaving it accessible to any other application on the device. It is protected by a permission which is not defined in the analysed application. As a result, the protection level of the permission should be checked where it is defined. If it is set to normal or dangerous, a malicious application can request and obtain the permission and interact with the component. If it is set to signature, only applications signed with the same certificate can obtain the permission.
High Broadcast Receiver (com.samsung.android.securitylogagent.receivers.TimaReceiver) is Protected by a permission, but the protection level of the permission should be checked.
Permission: com.sec.enterprise.knox.permission.MDM_ENTERPRISE_TIMA_NOTIFICATION [android:exported=true]
A Broadcast Receiver is found to be shared with other apps on the device therefore leaving it accessible to any other application on the device. It is protected by a permission which is not defined in the analysed application. As a result, the protection level of the permission should be checked where it is defined. If it is set to normal or dangerous, a malicious application can request and obtain the permission and interact with the component. If it is set to signature, only applications signed with the same certificate can obtain the permission.
High Broadcast Receiver (com.samsung.android.securitylogagent.receivers.SeDenialReceiver) is not Protected.An intent-filter exists.
A Broadcast Receiver is found to be shared with other apps on the device therefore leaving it accessible to any other application on the device. The presence of intent-filter indicates that the Broadcast Receiver is explicitly exported.
Medium High Intent Priority (2147483647)[android:priority]
By setting an intent priority higher than another intent, the app effectively overrides other requests.
Medium High Intent Priority (2147483647)[android:priority]
By setting an intent priority higher than another intent, the app effectively overrides other requests.
Medium High Intent Priority (2147483647)[android:priority]
By setting an intent priority higher than another intent, the app effectively overrides other requests.
Medium High Intent Priority (2147483647)[android:priority]
By setting an intent priority higher than another intent, the app effectively overrides other requests.

Activities

Information computed with AndroGuard.

com.samsung.android.securitylogagent.notifications.SecurityLogAgentActivity
com.samsung.android.apppermissionmonitor.newAPMActivity

Receivers

Information computed with AndroGuard.

com.samsung.android.apppermissionmonitor.APMApplist$BCreceiver
com.samsung.android.apppermissionmonitor.APMApplist$APMPackageRemove
com.samsung.android.apppermissionmonitor.APMReceiver
com.samsung.android.securitylogagent.receivers.TimaReceiver
com.samsung.android.securitylogagent.receivers.SeDenialReceiver

Services

Information computed with AndroGuard.

com.samsung.android.sdk.bixby.BixbyAppService

Sample timeline

Oldest file found in APK Jan. 1, 2009, midnight
Latest file found in APK Jan. 1, 2009, midnight
Certificate valid not before June 22, 2011, 12:25 p.m.
First submission on VT Jan. 8, 2021, 11:15 p.m.
Last submission on VT Jan. 8, 2021, 11:15 p.m.
Upload on Pithus May 9, 2022, 7:06 p.m.
Certificate valid not after Nov. 7, 2038, 12:25 p.m.

NIAP analysis

Information computed with MobSF.

FCS_RBG_EXT.1.1 The application implement DRBG functionality for its cryptographic operations.
Random Bit Generation Services
FCS_STO_EXT.1.1 The application does not store any credentials to non-volatile memory.
Storage of Credentials
FCS_CKM_EXT.1.1 The application implement asymmetric key generation.
Cryptographic Key Generation Services
FDP_DEC_EXT.1.1 The application has access to ['network connectivity'].
Access to Platform Resources
FDP_DEC_EXT.1.2 The application has access to no sensitive information repositories.
Access to Platform Resources
FDP_NET_EXT.1.1 The application has user/application initiated network communications.
Network Communications
FDP_DAR_EXT.1.1 The application implement functionality to encrypt sensitive data in non-volatile memory.
Encryption Of Sensitive Application Data
FMT_MEC_EXT.1.1 The application invoke the mechanisms recommended by the platform vendor for storing and setting configuration options.
Supported Configuration Mechanism
FTP_DIT_EXT.1.1 The application does encrypt some transmitted data with HTTPS/TLS/SSH between itself and another trusted IT product.
Protection of Data in Transit
FCS_RBG_EXT.2.1
FCS_RBG_EXT.2.2
The application perform all deterministic random bit generation (DRBG) services in accordance with NIST Special Publication 800-90A using Hash_DRBG. The deterministic RBG is seeded by an entropy source that accumulates entropy from a platform-based DRBG and a software-based noise source, with a minimum of 256 bits of entropy at least equal to the greatest security strength (according to NIST SP 800-57) of the keys and hashes that it will generate.
Random Bit Generation from Application
FCS_COP.1.1(2) The application perform cryptographic hashing services in accordance with a specified cryptographic algorithm SHA-1/SHA-256/SHA-384/SHA-512 and message digest sizes 160/256/384/512 bits.
Cryptographic Operation - Hashing
FCS_HTTPS_EXT.1.1 The application implement the HTTPS protocol that complies with RFC 2818.
HTTPS Protocol
FCS_HTTPS_EXT.1.2 The application implement HTTPS using TLS.
HTTPS Protocol
FIA_X509_EXT.2.1 The application use X.509v3 certificates as defined by RFC 5280 to support authentication for HTTPS , TLS.
X.509 Certificate Authentication

Code analysis

Information computed with MobSF.

Low
CVSS:7.5
The App logs information. Sensitive information should never be logged.
MASVS: MSTG-STORAGE-3
CWE-532 Insertion of Sensitive Information into Log File
Files:
 com/airbnb/lottie/al.java
com/airbnb/lottie/ek.java
com/samsung/android/apppermissionmonitor/c.java
com/airbnb/lottie/bb.java
com/samsung/android/securitylogagent/receivers/TimaReceiver.java
com/samsung/android/securitylogagent/receivers/SeDenialReceiver.java
com/samsung/android/securitylogagent/notifications/h.java
com/samsung/android/apppermissionmonitor/p.java
com/samsung/android/apppermissionmonitor/setting/d.java
com/samsung/android/apppermissionmonitor/APMApplist.java
com/samsung/android/apppermissionmonitor/APMApplication.java
com/samsung/android/securitylogagent/notifications/a.java
com/samsung/android/apppermissionmonitor/setting/g.java
com/samsung/android/apppermissionmonitor/setting/SemSwitchPreferenceScreen.java
com/samsung/android/sdk/bixby/CommandHandlerRunnable.java
com/samsung/android/apppermissionmonitor/s.java
com/airbnb/lottie/bu.java
com/airbnb/lottie/k.java
com/samsung/android/securitylogagent/receivers/a.java
com/airbnb/lottie/LottieAnimationView.java
com/samsung/android/sdk/bixby/BixbyApi.java
com/samsung/android/apppermissionmonitor/d.java
com/airbnb/lottie/ad.java
com/samsung/android/apppermissionmonitor/k.java
com/samsung/android/sdk/bixby/BixbyAppService.java
com/samsung/a/a/a/a/h/a.java
com/samsung/android/securitylogagent/notifications/i.java
com/samsung/android/apppermissionmonitor/h.java
Medium
CVSS:5.9
App uses SQLite Database and execute raw SQL query. Untrusted user input in raw SQL queries can cause SQL Injection. Also sensitive information should be encrypted and written to the database.
CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
M7: Client Code Quality
Files:
 com/samsung/a/a/a/a/f/c/a/b.java
com/samsung/a/a/a/a/f/c/a/a.java
Medium
CVSS:7.4
Files may contain hardcoded sensitive information like usernames, passwords, keys etc.
MASVS: MSTG-STORAGE-14
CWE-312 Cleartext Storage of Sensitive Information
M9: Reverse Engineering
Files:
 com/sec/android/securestorage/SecureStorage.java
Info
CVSS:0
This App uses SSL certificate pinning to detect or prevent MITM attacks in secure communication channel.
MASVS: MSTG-NETWORK-4
Files:
 com/samsung/a/a/a/a/e/a.java
Pygal Germany: 100 United States: 400

Map computed by Pithus.

Domains analysis

Information computed with MobSF.

US maps.google.com 142.250.186.110
US account.samsung.com 163.171.132.168
US dc.di.atlas.samsung.com 34.120.24.208
DE eula.secb2b.com 143.204.94.183
US www.samsung.com 69.192.160.55

URL analysis

Information computed with MobSF.

https://dc.di.atlas.samsung.com
Defined in com/samsung/a/a/a/a/a/c.java
http://maps.google.com/maps?f=q&q=(%f,%f)
Defined in com/samsung/android/apppermissionmonitor/APMReceiver.java
https://account.samsung.com/membership/pp
www.samsung.com/us/secureandroid.
www.samsung.com/us/secureandroid
http://eula.secb2b.com/eula/en
http://www.samsung.com/seforandroid.
https://account.samsung.com/membership/pp.
http://www.samsung.com/seforandroid
Defined in Android String Resource
https://account.samsung.com/membership/pp
www.samsung.com/us/secureandroid.
www.samsung.com/us/secureandroid
http://eula.secb2b.com/eula/en
http://www.samsung.com/seforandroid.
https://account.samsung.com/membership/pp.
http://www.samsung.com/seforandroid
Defined in Android String Resource
https://account.samsung.com/membership/pp
www.samsung.com/us/secureandroid.
www.samsung.com/us/secureandroid
http://eula.secb2b.com/eula/en
http://www.samsung.com/seforandroid.
https://account.samsung.com/membership/pp.
http://www.samsung.com/seforandroid
Defined in Android String Resource
https://account.samsung.com/membership/pp
www.samsung.com/us/secureandroid.
www.samsung.com/us/secureandroid
http://eula.secb2b.com/eula/en
http://www.samsung.com/seforandroid.
https://account.samsung.com/membership/pp.
http://www.samsung.com/seforandroid
Defined in Android String Resource
https://account.samsung.com/membership/pp
www.samsung.com/us/secureandroid.
www.samsung.com/us/secureandroid
http://eula.secb2b.com/eula/en
http://www.samsung.com/seforandroid.
https://account.samsung.com/membership/pp.
http://www.samsung.com/seforandroid
Defined in Android String Resource

Permissions analysis

Information computed with MobSF.

High android.permission.WRITE_SETTINGS modify global system settings
Allows an application to modify the system's settings data. Malicious applications can corrupt your system's configuration.
High android.permission.READ_PHONE_STATE read phone state and identity
Allows the application to access the phone features of the device. An application with this permission can determine the phone number and serial number of this phone, whether a call is active, the number that call is connected to and so on.
High android.permission.GET_TASKS retrieve running applications
Allows application to retrieve information about currently and recently running tasks. May allow malicious applications to discover private information about other applications.
Low android.permission.RECEIVE_BOOT_COMPLETED automatically start at boot
Allows an application to start itself as soon as the system has finished booting. This can make it take longer to start the phone and allow the application to slow down the overall phone by always running.
Low android.permission.ACCESS_NETWORK_STATE view network status
Allows an application to view the status of all networks.
Low android.permission.ACCESS_WIFI_STATE view Wi-Fi status
Allows an application to view the information about the status of Wi-Fi.
Low android.permission.CHANGE_WIFI_STATE change Wi-Fi status
Allows an application to connect to and disconnect from Wi-Fi access points and to make changes to configured Wi-Fi networks.
Low android.permission.INTERNET full Internet access
Allows an application to create network sockets.
Low android.permission.WAKE_LOCK prevent phone from sleeping
Allows an application to prevent the phone from going to sleep.
Medium android.permission.BIND_DEVICE_ADMIN interact with device admin
Allows the holder to send intents to a device administrator. Should never be needed for common applications.
Medium android.permission.FORCE_STOP_PACKAGES force-stop other applications
Allows an application to stop other applications forcibly.
Medium android.permission.MASTER_CLEAR reset system to factory defaults
Allows an application to completely reset the system to its factory settings, erasing all data, configuration and installed applications.
com.sec.android.permission.KNOX Unknown permission
Unknown permission from android reference
com.sec.enterprise.knox.permission.MDM_ENTERPRISE_TIMA_NOTIFICATION Unknown permission
Unknown permission from android reference
android.permission.INTERACT_ACROSS_USERS Unknown permission
Unknown permission from android reference
com.samsung.android.intent.permission.APP_PERMISSION_MONITOR Unknown permission
Unknown permission from android reference
com.sec.spp.permission.TOKEN_2e2bf005fd6999263667465a918db8d49493ed73803d0295d95754e7437c… Unknown permission
Unknown permission from android reference

Threat analysis

Information computed with Quark-Engine.

Confidence:
100%
Implicit intent(view a web page, make a phone call, etc.)
Confidence:
100%
Find a method from given class name, usually for reflection
Confidence:
100%
Method reflection
Confidence:
100%
Load class from given class name
Confidence:
100%
Retrieve data from broadcast
Confidence:
100%
Read sensitive data(SMS, CALLLOG, etc)
Confidence:
100%
Monitor the broadcast action events (BOOT_COMPLETED)
Confidence:
100%
Get last known location of the device
Confidence:
100%
Method reflection
Confidence:
100%
Get the time of current location
Confidence:
100%
Initialize class object dynamically
Confidence:
80%
Load external class
Confidence:
80%
Get calendar information
Confidence:
80%
Get location of the device
Confidence:
80%
Get resource file from res/raw directory

Behavior analysis

Information computed with MobSF.

Android notifications
       com/samsung/android/securitylogagent/receivers/SeDenialReceiver.java
com/samsung/android/apppermissionmonitor/APMApplist.java
com/samsung/android/securitylogagent/receivers/TimaReceiver.java
Base64 decode
       com/samsung/android/sdk/bixby/BixbyAppService.java
Crypto
       com/samsung/android/knox/ucm/plugin/agent/UcmAgentProviderImpl.java
Get installed applications
       com/samsung/android/securitylogagent/a/a.java
com/samsung/android/apppermissionmonitor/APMApplist.java
Get sim provider details
       com/samsung/a/a/a/a/b/a.java
Get system service
       com/samsung/a/a/a/a/d/c.java
com/samsung/android/securitylogagent/receivers/SeDenialReceiver.java
com/samsung/a/a/a/a/b/a.java
com/airbnb/lottie/fg.java
com/samsung/android/apppermissionmonitor/APMApplist.java
com/samsung/android/apppermissionmonitor/APMApplication.java
com/samsung/android/securitylogagent/receivers/TimaReceiver.java
com/samsung/android/securitylogagent/notifications/a.java
com/samsung/a/a/a/a/f/b/b.java
Https connection
       com/samsung/a/a/a/a/d/a.java
com/samsung/a/a/a/a/f/b/a.java
Inter process communication
       com/samsung/a/a/a/a/d/c.java
com/samsung/android/knox/custom/ProKioskManager.java
com/samsung/android/knox/application/DefaultAppConfiguration.java
com/samsung/android/securitylogagent/receivers/TimaReceiver.java
com/samsung/android/apppermissionmonitor/newAPMActivity.java
com/samsung/android/apppermissionmonitor/setting/c.java
com/samsung/android/securitylogagent/notifications/e.java
com/samsung/a/a/a/a/f/a/b.java
com/samsung/android/apppermissionmonitor/t.java
com/samsung/android/bixby/agent/d.java
com/samsung/android/sdk/bixby/StateReader.java
com/samsung/android/sdk/bixby/data/State.java
com/samsung/android/securitylogagent/receivers/SeDenialReceiver.java
com/samsung/android/securitylogagent/notifications/SecurityLogAgentActivity.java
com/samsung/android/securitylogagent/notifications/h.java
com/samsung/android/bixby/agent/a.java
com/sec/spp/push/dlc/api/IDlcService.java
com/samsung/android/securitylogagent/a/a.java
com/samsung/android/apppermissionmonitor/APMApplist.java
com/samsung/a/a/a/a/f/a/c.java
com/samsung/a/a/a/a/b.java
com/samsung/android/securitylogagent/notifications/a.java
com/samsung/android/knox/custom/ShortcutItem.java
com/samsung/android/apppermissionmonitor/setting/b.java
com/samsung/android/knox/container/ContainerConfigurationPolicy.java
com/samsung/android/knox/application/ApplicationPolicy.java
com/samsung/android/knox/custom/SystemManager.java
com/samsung/android/knox/custom/WidgetItem.java
com/samsung/android/apppermissionmonitor/s.java
com/samsung/android/knox/custom/PowerItem.java
com/samsung/android/sdk/bixby/data/ParamFilling.java
com/samsung/android/knox/sdp/core/SdpEngineConstants.java
com/samsung/android/bixby/agent/b.java
com/samsung/android/sdk/bixby/data/PathRuleInfo.java
com/samsung/android/knox/ucm/plugin/agent/UcmAgentService.java
com/samsung/android/sdk/bixby/BixbyApi.java
com/samsung/android/apppermissionmonitor/d.java
com/samsung/android/apppermissionmonitor/APMReceiver.java
com/samsung/android/apppermissionmonitor/k.java
com/samsung/android/sdk/bixby/BixbyAppService.java
com/samsung/a/a/a/a/d/d.java
com/samsung/a/a/a/a/f/a/a.java
com/samsung/a/a/a/a/d.java
com/samsung/android/securitylogagent/notifications/i.java
com/samsung/a/a/a/a/g.java
com/samsung/android/apppermissionmonitor/h.java
com/samsung/android/bixby/agent/c.java
Java reflection
       com/samsung/a/a/a/a/d/c.java
com/samsung/android/sdk/bixby/BixbyAppService.java
com/samsung/android/apppermissionmonitor/setting/a.java
com/samsung/android/apppermissionmonitor/setting/d.java
com/samsung/android/apppermissionmonitor/APMApplist.java
com/samsung/android/sdk/bixby/BixbyApi.java
Loading native code (shared library)
       com/sec/android/securestorage/SecureStorageJNI.java
Local file i/o operations
       com/samsung/a/a/a/a/f.java
com/samsung/a/a/a/a/d/a.java
com/samsung/android/knox/sdp/SdpFileSystem.java
com/samsung/android/apppermissionmonitor/n.java
com/samsung/a/a/a/a/h/d.java
com/samsung/android/apppermissionmonitor/p.java
com/samsung/android/apppermissionmonitor/APMApplist.java
com/samsung/android/securitylogagent/receivers/a.java
com/samsung/android/apppermissionmonitor/l.java
com/samsung/android/apppermissionmonitor/h.java
com/samsung/a/a/a/a/d/b.java
com/samsung/a/a/a/a/g/b.java
Message digest
       com/samsung/a/a/a/a/d/c.java
Sending broadcast
       com/samsung/android/securitylogagent/receivers/SeDenialReceiver.java
com/samsung/a/a/a/a/f/a/a.java
com/samsung/a/a/a/a/b.java
com/samsung/android/securitylogagent/notifications/i.java
com/samsung/android/sdk/bixby/BixbyApi.java
Starting activity
       com/samsung/android/apppermissionmonitor/t.java
com/samsung/android/apppermissionmonitor/APMReceiver.java
com/samsung/android/apppermissionmonitor/APMApplist.java
com/samsung/android/apppermissionmonitor/newAPMActivity.java
Starting service
       com/samsung/a/a/a/a/f/a/a.java

Control flow graphs analysis

Information computed by Pithus.

The application probably gets different information regarding the telephony capabilities

The application probably gets the location based on GPS and/or Wi-Fi

The application probably gets the network connections information

The application probably lists all installed applications

The application probably listens accessibility events