Analysis Overview
SHA256
1b0bfad146eeb4295c3a1ee5b316adea4b1195bf35006b038d8d6d21d8310e5b
Threat Level: Known bad
The file 1b0bfad146eeb4295c3a1ee5b316adea4b1195bf35006b038d8d6d21d8310e5b.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
2021-09-15 06:48
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
2021-09-15 06:48
Reported
2021-09-15 06:50
Platform
android-x64
Max time kernel
3896013s
Max time network
20s
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.sina.weibo/app_apkprotector_dex/Y1VjHmUP.sq | N/A | N/A |
| N/A | /data/user/0/com.sina.weibo/app_apkprotector_dex/Y1VjHmUP.sq | 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.sina.weibo
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.sina.weibo/app_apkprotector_dex/Y1VjHmUP.sq
| MD5 | f5561a08e87f709dd3d811efd2bbd93a |
| SHA1 | 893de96ccede79d024da230d3159145723860690 |
| SHA256 | d4b54261bbbfdb8bb5ac3fc1a44b88b95781ee603a8b4f89c1a09d0773083e43 |
| SHA512 | fb68a489cc5826a255a623849419f477c6988295b5cf4a220e4bbae463bcb19cc19cad84bf3edc91f699c8fcaa98fbefff2918c037dea36a64c27b52b045b48c |
/data/user/0/com.sina.weibo/app_apkprotector_dex/Y1VjHmUP.sq
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.sina.weibo/app_apkprotector_dex/Y1VjHmUP.sq
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
/data/user/0/com.sina.weibo/shared_prefs/Voicemail.xml
| MD5 | 9ab59f3f0b3adf38d5614453f39b29f1 |
| SHA1 | f5a8f075c94277532987ab9292f9a8681c0513e6 |
| SHA256 | 8094abe8c1bc9faeaba22afa047c31f67a75e188469cff0fa7dea61b524e8523 |
| SHA512 | 5cce16ee77b4e24b824006fb745a72a2974d6e3a428fcac897a35220b6a213da674150b71b8e818918b1781d5d1e4f91ed9c34430acc77b291391e0d53dbebc0 |