Analysis Overview
SHA256
72e7df1b02eb67ac2ff1a4d96f1c16e332f5eb593e0f03c9f19bfe777a6d1faf
Threat Level: Known bad
The file 72e7df1b02eb67ac2ff1a4d96f1c16e332f5eb593e0f03c9f19bfe777a6d1faf.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
2021-09-20 12:24
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
2021-09-20 12:24
Reported
2021-09-20 12:30
Platform
android-x86-arm
Max time kernel
53466s
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.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png | N/A | N/A |
| N/A | /data/user/0/com.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png | N/A | N/A |
| N/A | /data/user/0/com.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png | 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
com.bilibili.app.in
/system/bin/dex2oat
Network
Files
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png
| MD5 | 00ae391e5e3ee7e7bda31cbd463b24db |
| SHA1 | 50d6f8af6fa61366d1cc01a268243904ba700015 |
| SHA256 | ce1f86d8dc972f7bc3226bb5790c0dfd9d77d0607f6635ae7254fbfc6446810a |
| SHA512 | 49d0e8215c2d8cdfef4b8ae50e3e4ee66159480dc739e7a1ff73e7da94e2265b080cce3c74f183bf904cec323b9b2ec27bdc139400f6ffdf27930b0f6c7f5095 |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png.x86.flock
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/oat/x86/q6JJYc0R.vdex
| MD5 | 800fceaa71bdea439c845b3a923c97bc |
| SHA1 | f5b44715097de11c5e1d089cdc084bc3c424ae65 |
| SHA256 | 7c74b4494a40967b4869248bc6ca20a3acd1b0e059e94ebbc705e32d5b0fec03 |
| SHA512 | 8fba08a7e7b7cd5f4124dcf043eb573f5c0c4c01cea43456bc5ba51e271911c421cb9a8ed53a4af6452b059cc82dacaf9664e56b94cbe0b19c6529b943fdb686 |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/oat/x86/q6JJYc0R.odex
| MD5 | 5bb91d6877596b16521281546c060feb |
| SHA1 | 2ea1437ed334dea3bd5c6af472853121d8526e1e |
| SHA256 | f6399dd5ab68f3fc7e20b0431a5ff2b10b9132d5d0550c596be0dd18bed81c1e |
| SHA512 | 2a1d3ea95275b4eb225da47af24ed29897defd83416b7a486789cf313e13ec52c545fe271230ed765d7e93868b9a54a196f644d15128cfa2abc8cededb0c6e4c |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.bilibili.app.in/app_apkprotector_dex/q6JJYc0R.png
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.bilibili.app.in/shared_prefs/Voicemail.xml
| MD5 | b692f444af38eed475bfc8acc1bc1753 |
| SHA1 | 9a962fc2d008a3d4141ff589f7130e8f396afd6a |
| SHA256 | 6fde96ecde933b5e8645722c01a883cef064897863b9fd88f355f459d9aabccf |
| SHA512 | 818f4ddeb11984648215d569721464b2725c06a7fe243e985f395c3bf5ad424c3ecee641524fd5bd3310ad2f9ef02302d2b5f272617d08765c92cadcefcaa173 |