Analysis Overview
SHA256
09ba5092361b8af7701a04f154232ff552344fd0d176154bdaeca98ad9c2d2e8
Threat Level: Known bad
The file 09ba5092361b8af7701a04f154232ff552344fd0d176154bdaeca98ad9c2d2e8.apk was found to be: Known bad.
Malicious Activity Summary
FluBot
FluBot Payload
Requests dangerous framework permissions
Loads dropped Dex/Jar
Uses Crypto APIs (Might try to encrypt user data).
Uses reflection
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2021-10-05 15:49
Signatures
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| 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 read the user's contacts data. | android.permission.READ_CONTACTS | N/A | N/A |
| Allows an application to read SMS messages. | android.permission.READ_SMS | N/A | N/A |
| Allows an application to send SMS messages. | android.permission.SEND_SMS | 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 |
| Allows an application to receive SMS messages. | android.permission.RECEIVE_SMS | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2021-10-05 15:49
Reported
2021-10-05 15:51
Platform
android-x64
Max time kernel
1361535s
Max time network
19s
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.bilibili.app.in/app_apkprotector_dex/5elm4PZE.lvm | N/A | N/A |
| N/A | /data/user/0/com.bilibili.app.in/app_apkprotector_dex/5elm4PZE.lvm | N/A | N/A |
| N/A | /data/data/com.bilibili.app.in/app_apkprotector_dex/5elm4PZE.lvm | N/A | N/A |
Uses Crypto APIs (Might try to encrypt user data).
| Description | Indicator | Process | Target |
| Framework API call | javax.crypto.Cipher.doFinal | N/A | N/A |
Uses reflection
| Description | Indicator | Process | Target |
| Invokes method android.view.ViewGroup.makeOptionalFitsSystemWindows | N/A | N/A | N/A |
Processes
com.bilibili.app.in
Network
| Country | Destination | Domain | Proto |
| US | 1.1.1.1:853 | tcp | |
| US | 216.239.35.12:123 | time.android.com | udp |
Files
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/5elm4PZE.lvm
| MD5 | 1caf949d807a4a8bc33d182f6a81184e |
| SHA1 | 6682ee27dbee247efcd4649e1e98586f8b303316 |
| SHA256 | ff3446d083ab604b47b7d715aea491a983f5bdfd75050bdbff707d7e68a1e6f4 |
| SHA512 | de9f669da1cdf75f85685e515c490ded0a1b345810830aeb89507b7ef59c81608dc661bc17c01db86796ef8916b4b3aab187bb5975638b12cf278e13415a90e0 |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/5elm4PZE.lvm
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/5elm4PZE.lvm
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.bilibili.app.in/shared_prefs/Voicemail.xml
| MD5 | 315bb8d9767a09c99cd1792eb0e87213 |
| SHA1 | 1ef17257e451adf98a897f41a88259ce56df89be |
| SHA256 | 7176215ddc57cf9657eda1b8522da78f91f51d2c8820c2cef9383d2fd28363d4 |
| SHA512 | 7ef25314c16f6c89fc2c0cbae0dc6d6492b0c46301861dd1991f9d85652db7aff05256855d92626cfc1bb298b774c0aa7910134e242fa9dc6382bbf647cc1e6d |
/data/data/com.bilibili.app.in/app_apkprotector_dex/5elm4PZE.lvm
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |