Pithus report for 奥特曼大战小怪兽

File sums

MD5	`e711d4208fd1e3a26439cf50fb1d43e6`
SHA1	`59f41994c4dc51ce621c7845d6686b873db663bd`
SHA256	`000a7b0b00e9120007849ca741d1addb469f3c9accd99a490ee023c8c1645da2`
Size	`9.46MB`

APKiD

Information computed with APKiD.

`/tmp/tmpubxs0pf7`
packer	`Unicom SDK Loader`
`/tmp/tmpubxs0pf7!classes.dex`
anti_vm	`Build.MANUFACTURER check` `subscriber ID check`
manipulator	`dexmerge`
compiler	`dx (possible dexmerge)`

SSdeep

Information computed with ssdeep.

APK file	`196608:rmpAD1ERmEJeWspXYE0hwjpJh6MI/F/4UN6Y/MSAIUfHRw:IA5/nWsp0Cj3zUF/4K6+PAh/Rw`
Manifest	`96:yVjagScyzD6r3yTsFrt1pRgaYywRi4vSE7rR:yZagSr6rmmrt1pRgtywRi4BrR`
`classes.dex`	`12288:bPPswsDefvfnCNkh/4nKXomBdCKeKoUiAlC49:b8tDefOK4mXCKeKoUiAlC49`

Dexofuzzy

Information computed with Dexofuzzy.

APK file	`768:yYcWry8/G9N8+LdHVaHD8r3PYbW6kCL2+iK/2v9XnhiWByke8r17:yR8/z+LdHVaH…`
`classes.dex`	`768:yYcWry8/G9N8+LdHVaHD8r3PYbW6kCL2+iK/2v9XnhiWByke8r17:yR8/z+LdHVaH…`

APK details

Information computed with AndroGuard and Pithus.

Package	`com.songge.aotemanwfdk`
App name	`奥特曼大战小怪兽`
Version name	`1.0`
Version code	`1`
SDK	`7` - `None`
UAID	`effe329e2658ece26c694b8fc168c148e0f52345`
Signature	Signature V1
Frosting	Not frosted

Certificate details

Information computed with AndroGuard.

MD5	`a56a23e161bdf7a5f348329036d8d4f0`
SHA1	`433c8db27a50f25f2c3a76886f7818f9826cfef1`
SHA256	`8e0e313ff993a3957db800325b45f259f8003e2cabc0660daab437373e08b216`
Issuer	`Common Name: CMCA application signing CA, Country: CN`
Not before	`2014-01-14T08:06:08+00:00`
Not after	`2034-01-14T08:06:08+00:00`

Manifest analysis

Information computed with MobSF.

Medium

Application Data can be Backed up[android:allowBackup] flag is missing.
The flag [android:allowBackup] should be set to false. By default it is set to true and 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.

Main Activity

Information computed with AndroGuard.

com.songge.aotemanwfdk.GMIDlet

Activities

Information computed with AndroGuard.

com.songge.aotemanwfdk.GMIDlet
cn.game189.sms.SMS

Sample timeline

Oldest file found in APK	April 19, 2008, 7:43 p.m.
Certificate valid not before	Jan. 14, 2014, 8:06 a.m.
Latest file found in APK	May 14, 2014, 4:40 p.m.
First submission on VT	Aug. 12, 2014, 6:14 a.m.
Last submission on VT	Sept. 13, 2021, 2:43 a.m.
Upload on Pithus	Dec. 30, 2021, 11:24 a.m.
Certificate valid not after	Jan. 14, 2034, 8:06 a.m.

VirusTotal

Score	20/62
Report	https://www.virustotal.com/gui/file/000a7b0b00e9120007849ca741d1addb469f3c9accd99a490ee023c8c1645da2/detection

Most Popular AV Detections

Provided by VirusTotal

Threat name: smsreg	Identified 8 times
Threat name: artemis	Identified 2 times

NIAP analysis

Information computed with MobSF.

FCS_RBG_EXT.1.1	The application use no 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 generate no asymmetric cryptographic keys. 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 not encrypt any data in traffic or does not transmit any data between itself and another trusted IT product. Protection of Data in Transit
FCS_COP.1.1(1)	The application perform encryption/decryption in accordance with a specified cryptographic algorithm AES-CBC (as defined in NIST SP 800-38A) mode or AES-GCM (as defined in NIST SP 800-38D) and cryptographic key sizes 256-bit/128-bit. Cryptographic Operation - Encryption/Decryption
FCS_COP.1.1(2)	The application perform cryptographic hashing services not in accordance with FCS_COP.1.1(2) and uses the cryptographic algorithm RC2/RC4/MD4/MD5. Cryptographic Operation - Hashing
FCS_HTTPS_EXT.1.3	The application notify the user and not establish the connection or request application authorization to establish the connection if the peer certificate is deemed invalid. 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: mm/sms/purchasesdk/f/d.java com/songge/aotemanwfdk/EnemyTD.java com/songge/aotemanwfdk/Button.java com/songge/aotemanwfdk/Map.java com/songge/aotemanwfdk/GMIDlet.java com/songge/aotemanwfdk/Tower.java com/chinaMobile/g.java com/songge/aotemanwfdk/UI.java com/songge/aotemanwfdk/Sprite.java mm/sms/purchasesdk/c/a.java com/chinaMobile/c.java com/songge/aotemanwfdk/Event.java com/songge/aotemanwfdk/Engine.java com/songge/aotemanwfdk/GCanvas.java com/songge/aotemanwfdk/Data.java com/songge/aotemanwfdk/Sound.java com/songge/aotemanwfdk/Bullet.java com/songge/aotemanwfdk/Variable.java mm/sms/purchasesdk/d.java com/songge/aotemanwfdk/Record.java com/songge/aotemanwfdk/Deck.java com/chinaMobile/k.java com/songge/aotemanwfdk/Tools.java com/songge/aotemanwfdk/Message.java com/chinaMobile/MobileAgent.java com/unicom/dcLoader/Utils.java com/songge/aotemanwfdk/Rank.java
High CVSS:5.5	App can read/write to External Storage. Any App can read data written to External Storage. MASVS: MSTG-STORAGE-2 CWE-276 Incorrect Default Permissions M2: Insecure Data Storage Files: `mm/sms/purchasesdk/f/d.java mm/sms/purchasesdk/f/e.java com/unicom/dcLoader/Utils.java`
High CVSS:7.4	Files may contain hardcoded sensitive informations like usernames, passwords, keys etc. MASVS: MSTG-STORAGE-14 CWE-312 Cleartext Storage of Sensitive Information M9: Reverse Engineering Files: `com/songge/aotemanwfdk/GMIDlet.java com/chinaMobile/MobileAgent.java`
High CVSS:7.4	MD5 is a weak hash known to have hash collisions. MASVS: MSTG-CRYPTO-4 CWE-327 Use of a Broken or Risky Cryptographic Algorithm M5: Insufficient Cryptography Files: `com/chinaMobile/g.java cn/egame/terminal/smspay/e.java`
High CVSS:7.5	The App uses an insecure Random Number Generator. MASVS: MSTG-CRYPTO-6 CWE-330 Use of Insufficiently Random Values M5: Insufficient Cryptography Files: `com/songge/aotemanwfdk/Tools.java com/chinaMobile/MobileAgent.java`
Medium CVSS:4.3	IP Address disclosure MASVS: MSTG-CODE-2 CWE-200 Information Exposure Files: `com/chinaMobile/MobileAgent.java`

Map computed by Pithus.

Domains analysis

Information computed with MobSF.

CN	`wapgame.189.cn`	`114.80.179.225`
CN	`da.mmarket.com`	`120.197.233.121`
CN	`uniview.wostore.cn`	`140.206.176.31`

URL analysis

Information computed with MobSF.

`http://wapgame.189.cn` Defined in `com/songge/aotemanwfdk/GMIDlet.java`
`http://uniview.wostore.cn/log-app/test` Defined in `com/unicom/dcLoader/MainActivity.java`
`http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:getappparameter&appkey=` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postactlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posterrlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posteventlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postsyslog` Defined in `com/chinaMobile/MobileAgent.java`
`http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:getappparameter&appkey=` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postactlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posterrlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posteventlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postsyslog` Defined in `com/chinaMobile/MobileAgent.java`
`http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:getappparameter&appkey=` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postactlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posterrlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posteventlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postsyslog` Defined in `com/chinaMobile/MobileAgent.java`
`http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:getappparameter&appkey=` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postactlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posterrlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posteventlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postsyslog` Defined in `com/chinaMobile/MobileAgent.java`
`http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:getappparameter&appkey=` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postactlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posterrlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:posteventlog` `http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:postsyslog` Defined in `com/chinaMobile/MobileAgent.java`
`http://da.mmarket.com/mmsdk/mmsdk?func=mmsdk:feedback` Defined in `com/chinaMobile/i.java`

Permissions analysis

Information computed with MobSF.

High	`android.permission.MOUNT_UNMOUNT_FILESYSTEMS`	mount and unmount file systems Allows the application to mount and unmount file systems for removable storage.
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.SEND_SMS`	send SMS messages Allows application to send SMS messages. Malicious applications may cost you money by sending messages without your confirmation.
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.
High	`android.permission.WRITE_EXTERNAL_STORAGE`	read/modify/delete external storage contents Allows an application to write to external storage.
High	`android.permission.RECEIVE_SMS`	receive SMS Allows application to receive and process SMS messages. Malicious applications may monitor your messages or delete them without showing them to you.
Low	`android.permission.VIBRATE`	control vibrator Allows the application to control the vibrator.
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.INTERNET`	full Internet access Allows an application to create network sockets.
Low	`android.permission.ACCESS_NETWORK_STATE`	view network status Allows an application to view the status of all networks.
Low	`android.permission.DISABLE_KEYGUARD`	Allows applications to disable the keyguard if it is not secure.

Threat analysis

Information computed with Quark-Engine.

Confidence: 100%	Implicit intent(view a web page, make a phone call, etc.)
Confidence: 100%	Query the list of the installed packages
Confidence: 100%	Connect to a URL and receive input stream from the server
Confidence: 100%	Modify voice volume
Confidence: 100%	Method reflection
Confidence: 100%	Get the network operator name
Confidence: 100%	Connect to a URL and get the response code
Confidence: 100%	Monitor the broadcast action events (BOOT_COMPLETED)
Confidence: 100%	Query the IMSI number
Confidence: 100%	Read file from assets directory
Confidence: 100%	Get the current WIFI information
Confidence: 100%	Query the ICCID number
Confidence: 100%	Get the current WiFi information and put it into JSON
Confidence: 100%	Query the IMEI number
Confidence: 100%	Method reflection
Confidence: 100%	Query WiFi information and WiFi Mac Address
Confidence: 100%	Get the current WiFi MAC address and put it into JSON
Confidence: 100%	Get the current WiFi MAC address
Confidence: 100%	Connect to a URL and set request method
Confidence: 80%	Write the IMSI number into a file
Confidence: 80%	Read file and put it into a stream
Confidence: 80%	Write the IMEI number into a file
Confidence: 80%	Open a file from given absolute path of the file
Confidence: 80%	Get absolute path of the file and store in string
Confidence: 80%	Send IMSI over Internet
Confidence: 80%	Get the IMSI and network operator name
Confidence: 80%	Check if successfully sending out SMS

Behavior analysis

Information computed with MobSF.

Crypto

       com/chinaMobile/d.java

Dynamic class and dexloading

       com/unicom/dcLoader/Utils.java

Get installed applications

       mm/sms/purchasesdk/f/a.java
       com/chinaMobile/g.java

Get sim provider details

       mm/sms/purchasesdk/f/f.java

Get sim serial number

       mm/sms/purchasesdk/f/f.java

Get subscriber id

       com/songge/aotemanwfdk/GMIDlet.java
       com/chinaMobile/g.java
       mm/sms/purchasesdk/f/c.java
       cn/egame/terminal/smspay/a.java

Get system service

       com/songge/aotemanwfdk/GMIDlet.java
       com/chinaMobile/g.java
       mm/sms/purchasesdk/f/b.java
       mm/sms/purchasesdk/f/f.java
       com/chinaMobile/m.java
       mm/sms/purchasesdk/f/c.java
       com/chinaMobile/p.java
       com/chinaMobile/MobileAgent.java
       cn/egame/terminal/smspay/a.java

Get wifi details

       com/chinaMobile/g.java

Http connection

       com/chinaMobile/MobileAgent.java

Inter process communication

       com/songge/aotemanwfdk/GMIDlet.java
       mm/sms/purchasesdk/sms/a.java
       cn/egame/terminal/smspay/h.java
       cn/egame/terminal/smspay/SmsBroadcastReceiver.java
       cn/egame/terminal/smspay/b.java
       mm/sms/purchasesdk/sms/SMSReceiver.java
       mm/sms/purchasesdk/SMSPurchase.java

Java reflection

       mm/sms/purchasesdk/f/d.java
       mm/sms/purchasesdk/f/b.java
       mm/sms/purchasesdk/fingerprint/a.java
       cn/egame/terminal/smspay/e.java

Loading native code (shared library)

       egame/terminal/feesmslib/jni/SmsProtocol.java
       mm/sms/purchasesdk/fingerprint/IdentifyApp.java
       com/unicom/dcLoader/Utils.java

Local file i/o operations

       com/chinaMobile/g.java
       com/chinaMobile/MobileAgent.java
       com/unicom/dcLoader/Utils.java

Message digest

       com/chinaMobile/g.java
       cn/egame/terminal/smspay/e.java

Send sms

       cn/egame/terminal/smspay/h.java

Sending broadcast

       cn/egame/terminal/smspay/b.java

Starting activity

       com/songge/aotemanwfdk/GMIDlet.java

Control flow graphs analysis

Information computed by Pithus.

The application probably dynamically loads code

The application probably gets different information regarding the telephony capabilities

The application probably gets the IMEI of the phone

The application probably gets the serial number of the SIM card

mm/sms/purchasesdk/f/f

The application probably gets the subscriber ID associated to the SIM card/ Should never be collected

The application probably gets the Wi-Fi connection information

com/chinaMobile/g

The application probably gets the network connections information

The application probably gets network interfaces addresses (IP and/or MAC)

com/chinaMobile/g

The application probably uses cryptography

The application probably sends SMS/MMS messages

cn/egame/terminal/smspay/h

com.songge.aotemanwfdk

奥特曼大战小怪兽

11

permissions

2

activities

0

services

0

receivers

3

domains

File sums

APKiD

SSdeep

Dexofuzzy

APK details

Certificate details

Manifest analysis

Main Activity

Activities

Sample timeline

VirusTotal

Most Popular AV Detections

NIAP analysis

Code analysis

Domains analysis

URL analysis

Permissions analysis

Threat analysis

Behavior analysis

Control flow graphs analysis

The application probably dynamically loads code

The application probably gets different information regarding the telephony capabilities

The application probably gets the IMEI of the phone

The application probably gets the serial number of the SIM card

The application probably gets the subscriber ID associated to the SIM card/ Should never be collected

The application probably gets the Wi-Fi connection information

The application probably gets the network connections information

The application probably gets network interfaces addresses (IP and/or MAC)

The application probably uses cryptography

The application probably sends SMS/MMS messages

The application probably sends data over HTTP/S

The application probably lists all installed applications