At least one step of the analysis has failed, we have been notified. Don't worry, the devil is in the details.
Something seems to be broken? Contact us!
1/63
Threat
com.meizu.notepaper
Notes
Analyzed on 2022-05-03T13:17:34.981442
48
permissions
28
activities
7
services
7
receivers
18
domains
File sums
| MD5 | dbd665937ff0464621abee2e717d4dd6 | |
| SHA1 | cad54c3459f7cb8b75f49e53034dfba10b3529d7 | |
| SHA256 | 1139b5b11145dfd8fc10fa1d38ac3463765be6d515212f7c769e2c94099721d4 | |
| Size | 7.83MB |
APKiD
Information computed with APKiD.
| /tmp/tmp03rx4esl!classes.dex | |
| anti_vm |
|
| compiler |
|
SSdeep
Information computed with ssdeep.
| APK file | 196608:AqJcof+DqT6ioDbiqlM1SF3I84ARR6ihbQzq:AqeU+uNo/lM1K3IORkib | |
| Manifest | 768:jKgSGPA9Z/Fi5FofM3ywRagFl73fXA3Di2cQBK3giqj7cAuDywpUTCr77g7UpdAk:… | |
| classes.dex | 49152:W4FSsvorAKLQCiDXCcFJBvhACetOuKaRuTzbK62uCpk1ynLSCk29cNgscEQqe8l… |
Dexofuzzy
Information computed with Dexofuzzy.
| APK file | 6144:GfM92PAfMjP1rzHDRrDADRRRRRRvBV0qzaVp82LGxwFZP9j/Pmpk5AKx:GsIZwVp… | |
| classes.dex | 6144:GfM92PAfMjP1rzHDRrDADRRRRRRvBV0qzaVp82LGxwFZP9j/Pmpk5AKx:GsIZwVp… |
APK details
Information computed with AndroGuard and Pithus.
| Package | com.meizu.notepaper | |
| App name | Notes | |
| Version name | 7.2.15-2018072611 | |
| Version code | 7002015 | |
| SDK | 21 - 23 | |
| UAID | 60da1584dc9af8295497b1cc1c55e874794c728b | |
| Signature | Signature V1 | |
| Frosting | Not frosted |
Certificate details
Information computed with AndroGuard.
Manifest analysis
Information computed with MobSF.
| High | Activity (com.meizu.flyme.notepaper.app.NoteTranslucentEditActivity) 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 | Activity (com.meizu.flyme.notepaper.app.NoteEditActivity) is not Protected.An intent-filter exists. An Activity 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 Activity is explicitly exported. |
| High | Activity-Alias (com.meizu.flyme.notepaper.ProcessTextActivity) is not Protected.An intent-filter exists. An Activity-Alias 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 Activity-Alias is explicitly exported. |
| High | Activity (com.meizu.flyme.notepaper.app.SearchActivity) is not Protected.An intent-filter exists. An Activity 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 Activity is explicitly exported. |
| High | Activity (com.meizu.flyme.notepaper.app.ShareStubActivity) 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 | Service (com.meizu.cloud.pushsdk.NotificationService) is not Protected. [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. |
| High | Broadcast Receiver (com.meizu.update.push.PushReceiver) is Protected by a permission, but the protection level of the permission should be checked.Permission: com.meizu.flyme.push.permission.SEND [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. |
| Low | Content Provider (com.meizu.flyme.notepaper.database.NoteSyncProvider) is Protected by a permission, but the protection level of the permission should be checked.Permission: com.meizu.notepaper.ACCESS_NOTESprotectionLevel: signatureOrSystem [android:exported=true] A Content Provider is found to be exported, but is protected by a permission. However, the protection level of the permission is set to signatureOrSystem. It is recommended that signature level is used instead. Signature level should suffice for most purposes, and does not depend on where the applications are installed on the device. |
| Low | Content Provider (com.meizu.flyme.notepaper.database.NotePaperProvider) is Protected by a permission, but the protection level of the permission should be checked.Permission: com.meizu.notepaper.ACCESS_NOTESprotectionLevel: signatureOrSystem [android:exported=true] A Content Provider is found to be exported, but is protected by a permission. However, the protection level of the permission is set to signatureOrSystem. It is recommended that signature level is used instead. Signature level should suffice for most purposes, and does not depend on where the applications are installed on the device. |
| High | Broadcast Receiver (com.meizu.gslb.push.GslbDataRefreshReceiver) 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.meizu.flyme.notepaper.app.NoteCardProvider) 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.meizu.flyme.notepaper.app.FlymeAccountLogoutReceiver) 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. |
Browsable activities
Information computed with MobSF.
| com.meizu.flyme.notepaper.app.NoteEditActivity |
Hosts: com.meizu.notepaper Schemes: flyme_3dtouch:// |
| com.meizu.flyme.notepaper.app.SearchActivity |
Hosts: com.meizu.notepaper Schemes: flyme_3dtouch:// |
Main Activity
Information computed with AndroGuard.
|
Activities
Information computed with AndroGuard.
|
Receivers
Information computed with AndroGuard.
|
Services
Information computed with AndroGuard.
|
Sample timeline
| Oldest file found in APK | Nov. 27, 2010, 2:09 a.m. |
| Latest file found in APK | Nov. 27, 2010, 2:09 a.m. |
| Certificate valid not before | Nov. 27, 2010, 9:09 a.m. |
| First submission on VT | Jan. 28, 2021, 6:09 a.m. |
| Last submission on VT | Jan. 28, 2021, 6:09 a.m. |
| Upload on Pithus | May 3, 2022, 1:17 p.m. |
| Certificate valid not after | April 14, 2038, 9:09 a.m. |
VirusTotal
| Score | 1/63 |
| Report | https://www.virustotal.com/gui/file/1139b5b11145dfd8fc10fa1d38ac3463765be6d515212f7c769e2c94099721d4/detection |
NIAP analysis
Information computed with MobSF.
| FCS_RBG_EXT.1.1 | The application invoke platform-provided 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 ['microphone', 'location', 'bluetooth', '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_CKM.1.1(3) FCS_CKM.1.2(3) |
A password/passphrase shall perform [Password-based Key Derivation Functions] in accordance with a specified cryptographic algorithm.. Password Conditioning |
| FCS_COP.1.1(1) | The application perform encryption/decryption not in accordance with FCS_COP.1.1(1), AES-ECB mode is being used. 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_COP.1.1(3) | The application perform cryptographic signature services (generation and verification) in accordance with a specified cryptographic algorithm RSA schemes using cryptographic key sizes of 2048-bit or greater. Cryptographic Operation - Signing |
| 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 |
| 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.1.1 | The application invoked platform-provided functionality to validate certificates in accordance with the following rules: ['RFC 5280 certificate validation and certificate path validation', 'The certificate path must terminate with a trusted CA certificate']. X.509 Certificate Validation |
| 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 |
| FCS_CKM.1.1(2) | The application shall generate symmetric cryptographic keys using a Random Bit Generator as specified in FCS_RBG_EXT.1 and specified cryptographic key sizes 128 bit or 256 bit. Cryptographic Symmetric Key Generation |
Code analysis
Information computed with MobSF.
Map computed by Pithus.
Domains analysis
Information computed with MobSF.
URL analysis
Information computed with MobSF.
|
https://api-push.meizu.com/garcia/api/client/ https://api-push.in.meizu.com/garcia/api/client/ Defined in com/meizu/cloud/pushsdk/platform/api/PushAPI.java |
|
|
https://api-push.meizu.com/garcia/api/client/ https://api-push.in.meizu.com/garcia/api/client/ Defined in com/meizu/cloud/pushsdk/platform/api/PushAPI.java |
|
|
https://u.in.meizu.com https://upush.meizu.com Defined in com/meizu/update/b.java |
|
|
https://u.in.meizu.com https://upush.meizu.com Defined in com/meizu/update/b.java |
|
|
http://servicecut.meizu.com/interface/locate Defined in com/meizu/update/c/b/a.java |
|
|
http://uxip-config.meizu.com/api/v3/umid Defined in com/meizu/statsapp/v3/lib/plugin/f/d.java |
|
|
http://uxip-res.meizu.com/resource/v3/config/ Defined in com/meizu/statsapp/v3/lib/plugin/f/a.java |
|
|
http://uxip.meizu.com/api/v3/event/ Defined in com/meizu/statsapp/v3/lib/plugin/emitter/a/b.java |
|
|
https://pfile.flyme.cn/c/notefontfile/get Defined in com/meizu/flyme/notepaper/util/h.java |
|
|
https://login.flyme.cn/authorize/cert.html https://cloud.flyme.cn https://api.meizu.com/oauth/token https://i.flyme.cn/authorize/register.html Defined in com/meizu/flyme/notepaper/accountsync/account/b.java |
|
|
https://login.flyme.cn/authorize/cert.html https://cloud.flyme.cn https://api.meizu.com/oauth/token https://i.flyme.cn/authorize/register.html Defined in com/meizu/flyme/notepaper/accountsync/account/b.java |
|
|
https://login.flyme.cn/authorize/cert.html https://cloud.flyme.cn https://api.meizu.com/oauth/token https://i.flyme.cn/authorize/register.html Defined in com/meizu/flyme/notepaper/accountsync/account/b.java |
|
|
https://login.flyme.cn/authorize/cert.html https://cloud.flyme.cn https://api.meizu.com/oauth/token https://i.flyme.cn/authorize/register.html Defined in com/meizu/flyme/notepaper/accountsync/account/b.java |
|
|
http://note.flyme.cn/android/unauth/pic/ http://weixin.qq.com Defined in com/meizu/flyme/notepaper/app/NoteEditActivity.java |
|
|
http://note.flyme.cn/android/unauth/pic/ http://weixin.qq.com Defined in com/meizu/flyme/notepaper/app/NoteEditActivity.java |
|
|
http://note.flyme.cn/agreement.html http://bbs.flyme.cn/forum-100089-1.html Defined in com/meizu/flyme/notepaper/app/NoteAboutActivity.java |
|
|
http://note.flyme.cn/agreement.html http://bbs.flyme.cn/forum-100089-1.html Defined in com/meizu/flyme/notepaper/app/NoteAboutActivity.java |
|
|
https://i.flyme.cn/uc/oauth/member/getDetail Defined in com/meizu/flyme/notepaper/app/NotePaperActivity.java |
|
|
http://note.flyme.cn/android/unauth/pic/ Defined in com/meizu/flyme/notepaper/app/PictureStoreActivity.java |
|
|
http://weixin.qq.com http://c.weibo.cn Defined in com/meizu/flyme/notepaper/app/ResolverActivity.java |
|
|
http://weixin.qq.com http://c.weibo.cn Defined in com/meizu/flyme/notepaper/app/ResolverActivity.java |
|
|
http://note.flyme.cn/android/unauth/pic/ Defined in com/meizu/flyme/notepaper/app/a.java |
|
|
https://servicecut.meizu.com/interface/locate Defined in com/meizu/gslb/server/GslbServerRequest.java |
|
|
http://cloud.flyme.cn http://cloud.flyme.com Defined in Android String Resource |
|
|
http://cloud.flyme.cn http://cloud.flyme.com Defined in Android String Resource |
Permissions analysis
Information computed with MobSF.
Threat analysis
Information computed with Quark-Engine.
| Confidence:
|
Write HTTP input stream into a file |
| Confidence:
|
Start another application from current application |
| Confidence:
|
Load external class |
| Confidence:
|
Query the current data network type |
| Confidence:
|
Implicit intent(view a web page, make a phone call, etc.) |
| Confidence:
|
Query the list of the installed packages |
| Confidence:
|
Get absolute path of file and put it to JSON object |
| Confidence:
|
Find a method from given class name, usually for reflection |
| Confidence:
|
Connect to a URL and receive input stream from the server |
| Confidence:
|
Method reflection |
| Confidence:
|
Install other APKs from file |
| Confidence:
|
Get the network operator name |
| Confidence:
|
Save the response to JSON after connecting to the remote server |
| Confidence:
|
Load class from given class name |
| Confidence:
|
Retrieve data from broadcast |
| Confidence:
|
Write the IMEI number into a file |
| Confidence:
|
Read sensitive data(SMS, CALLLOG, etc) |
| Confidence:
|
Open a file from given absolute path of the file |
| Confidence:
|
Check if the given path is directory |
| Confidence:
|
Implicit intent(view a web page, make a phone call, etc.) via setData |
| Confidence:
|
Connect to a URL and get the response code |
| Confidence:
|
Send notification |
| Confidence:
|
Monitor the broadcast action events (BOOT_COMPLETED) |
| Confidence:
|
Return dynamic information about the current Wi-Fi connection |
| Confidence:
|
Get absolute path of the file and store in string |
| Confidence:
|
Get last known location of the device |
| Confidence:
|
Get calendar information |
| Confidence:
|
Query the local IP address |
| Confidence:
|
Get the current WIFI information |
| Confidence:
|
Get the current WiFi information and put it into JSON |
| Confidence:
|
Deletes media specified by a content URI(SMS, CALL_LOG, File, etc.) |
| Confidence:
|
Get location of the device |
| Confidence:
|
Query the IMEI number |
| Confidence:
|
Check if the given file path exist |
| Confidence:
|
Method reflection |
| Confidence:
|
Connect to the remote server through the given URL |
| Confidence:
|
Query WiFi information and WiFi Mac Address |
| Confidence:
|
Read file into a stream and put it into a JSON object |
| Confidence:
|
Get the time of current location |
| Confidence:
|
Get the current WiFi MAC address and put it into JSON |
| Confidence:
|
Initialize class object dynamically |
| Confidence:
|
Get filename and put it to JSON object |
| Confidence:
|
Create a directory |
| Confidence:
|
Read the input stream from given URL |
| Confidence:
|
Get the current WiFi MAC address |
| Confidence:
|
Check the list of currently running applications |
| Confidence:
|
Connect to a URL and set request method |
| Confidence:
|
Get resource file from res/raw directory |
| Confidence:
|
Connect to a URL and read data from it |
| Confidence:
|
Read file and put it into a stream |
| Confidence:
|
Put data in cursor to JSON object |
| Confidence:
|
Read sensitive data(SMS, CALLLOG) and put it into JSON object |
| Confidence:
|
Query the SIM card status |
| Confidence:
|
Executes the specified string Linux command |
Behavior analysis
Information computed with MobSF.
Control flow graphs analysis
Information computed by Pithus.
