Analysis Overview
SHA256
41d7af5f935d567d36ef594f30301057649ddec79ca2ccc82a21159104983c4c
Threat Level: Known bad
The file 41d7af5f935d567d36ef594f30301057649ddec79ca2ccc82a21159104983c4c.apk was found to be: Known bad.
Malicious Activity Summary
FluBot
FluBot Payload
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 12:30
Platform
android-x86-arm
Max time kernel
53431s
Command Line
Signatures
FluBot
FluBot Payload
| Description | Indicator | Process | Target |
| 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 | 741f65681a35abab9d24f9eebc667702 |
| SHA1 | ae433a04a4716a2669d260f9dae0c0af77ba158e |
| SHA256 | 2db2c8e8e80440ada3afb2571315d50e7db0898aad5049c5c83939de10410722 |
| SHA512 | 87bcf1d582c14ac9d783d586f207bbdcd673ed97c2697f00992147f49e18581812ed681a0d8da272b421cc120a05dedf6cb7f3bcefd04818b524d2f3cc57d295 |
/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 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.xunmeng.pinduoduo/shared_prefs/Voicemail.xml
| MD5 | f38e897dca95b31e13645ac652b0f86e |
| SHA1 | 7760bcba95821bda949a516c68bd8618bca14aeb |
| SHA256 | be1e6ac0dfa10e45c15292ec5053416e0970cdfd6ec26c4608b95e48ecf63c58 |
| SHA512 | f3a8f8c71690ec4a3ae15eb089639b015935cdfb2d69cb53383f2210e60655cffacd438ce61e29a2aec44562f6e4595bf06c5da86efe73c3afcb120e6b48c941 |