Analysis Overview
SHA256
7d1f76505d1de5253429f5228b8decb0c75ab0f76915a8d560086f88c9d2a1b9
Threat Level: Known bad
The file 7d1f76505d1de5253429f5228b8decb0c75ab0f76915a8d560086f88c9d2a1b9.apk was found to be: Known bad.
Malicious Activity Summary
FluBot Payload
FluBot
Requests dangerous framework permissions
Loads dropped Dex/Jar
Requests enabling of the accessibility settings.
Uses reflection
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2021-09-20 12:24
Signatures
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| Allows an application to receive SMS messages. | android.permission.RECEIVE_SMS | N/A | N/A |
| Allows an application to read SMS messages. | android.permission.READ_SMS | N/A | N/A |
| Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. | android.permission.READ_PHONE_STATE | N/A | N/A |
| Allows an application to send SMS messages. | android.permission.SEND_SMS | N/A | N/A |
| Allows an application to read the user's contacts data. | android.permission.READ_CONTACTS | N/A | N/A |
| Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. | android.permission.CALL_PHONE | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2021-09-20 12:24
Reported
2021-09-20 12:27
Platform
android-x86-arm
Max time kernel
53270s
Command Line
Signatures
FluBot
FluBot Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king | N/A | N/A |
| N/A | /data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king | N/A | N/A |
| N/A | /data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king | N/A | N/A |
Requests enabling of the accessibility settings.
| Description | Indicator | Process | Target |
| Intent action | android.settings.ACCESSIBILITY_SETTINGS | N/A | N/A |
Uses reflection
| Description | Indicator | Process | Target |
| Invokes method android.view.ViewGroup.makeOptionalFitsSystemWindows | N/A | N/A | N/A |
| Acesses field com.android.okhttp.internal.tls.OkHostnameVerifier.INSTANCE | N/A | N/A | N/A |
Processes
com.xunmeng.pinduoduo
com.xunmeng.pinduoduo
/system/bin/dex2oat
Network
Files
/data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king
| MD5 | 0c0624ccc8deddc6f628c65a4171cd42 |
| SHA1 | 415fc351d91b74e032a8f21aed878f1c1e017750 |
| SHA256 | 3c575c7b079fb889a4411f7ca7177d102fa4f7ca6cf42a39f4a007ceb661b9ed |
| SHA512 | 3174a206d79e9123801184efcab0ab01f4ceaf88366af78e7880e2fb26036b3d6fb81ba46677672ce6de6aac38a102f86a5117d8d27031c6d045f8d23f69c99b |
/data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king.x86.flock
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/oat/x86/XoyN2M3V.vdex
| MD5 | 044d0db0e11fd2aaa3d1b0cbf4e8a379 |
| SHA1 | b2a8c3de704abee3b2c142f501247e0f52078e60 |
| SHA256 | c9011ab467be790e80159ab53abaf6eb7144b4586eda86e77d26540f6ed6b53e |
| SHA512 | 81c757ef2c04d7d17ce932179c77f8c7a58adb39be437d5e6514622e03fc342c5a4e94d08af7bf619bdd99bae1caf58790a05d87bbd7e42b3058abc59664c6f3 |
/data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/oat/x86/XoyN2M3V.odex
| MD5 | 2bdd796fa86d552dd2508406df217337 |
| SHA1 | 990bd74537b58aeebafd360a502db4c92b4c74e4 |
| SHA256 | 4015c84640981c8b001d100e628c9308f48d2050313b75046d82fd7c371b41fb |
| SHA512 | 597aeda930250ef8188132f2d667dd943aa969e6cacf650216e8837ba9c2b576802ae9e3646e5b442c956c37e7038d5a1a79fd3b4f22930314eb7af028d9d0fc |
/data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.xunmeng.pinduoduo/app_apkprotector_dex/XoyN2M3V.king
| MD5 | 30959b02e0398232d80c22cf6281344b |
| SHA1 | 24839a390417ff3248feada519eea167eca6ce4b |
| SHA256 | 0a9854a79ad8e69557af693a41b2409cda0d5faa0db9f07f6946b64fe08c7694 |
| SHA512 | 8e1eb3fa682d55dd30ec13cc34242912dfe9aa8d5139427af2a31be4c12b49a7d6a91e1425d34cfd40b0eb3f401e08f654b5c4d63849d002277697f1be7b79bc |
/data/user/0/com.xunmeng.pinduoduo/shared_prefs/Voicemail.xml
| MD5 | 64998a592ff0db81764d5df7c4b6ab50 |
| SHA1 | fee4a91317b23812e9ec5775908178d9572319f6 |
| SHA256 | a17584b55d451ebaa917101934e960c2cc1e16805d35dafdb4e8aee6c3497097 |
| SHA512 | 5c0c5462ee5f41a774fc4423fa6b27816feb93a2da3c36423ebcc26f14d71f49441dcf4cba6fcf1ed17dece244afe8979ba1a43ba79415eeac51d0eaab8590f2 |