flubot | 139fca7c979e272ff720feffcaf686aeb1dd25a6347d34bbaa443031982d5f3e

Analysis

max time kernel
1843185s
max time network
166s
platform
android_x64
resource
android-x64-20220310-en
submitted
16-06-2022 18:52

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General

Target

139fca7c979e272ff720feffcaf686aeb1dd25a6347d34bbaa443031982d5f3e.apk
Size

6.8MB
MD5

77c1fcc802753a77f042dc14863f9900
SHA1

c56ec9ceafb44300acecaaf3a3049b64631ccd8f
SHA256

139fca7c979e272ff720feffcaf686aeb1dd25a6347d34bbaa443031982d5f3e
SHA512

0cf7d1e7c967210d027e1a945d2802e3baa458ca4cc77b3a1022890c005b627018cda5a226bf7185e742564707dff26503150d6c7faa935b60cdfb68141d4a81

Score

10^/10

flubot banker infostealer ransomware trojan

Malware Config

Signatures

FluBot
FluBot is an android banking trojan that uses overlays.
banker trojan infostealer flubot

FluBot Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/6184-0.dex	family_flubot
behavioral2/memory/6184-1.dex	family_flubot

Loads dropped Dex/Jar 2 IoCs

Runs executable file dropped to the device during analysis.

Processes:

com.tencent.mobileqq

ioc	pid	Process
/data/user/0/com.tencent.mobileqq/app_DynamicOptDex/rib.json	6184	com.tencent.mobileqq
/data/user/0/com.tencent.mobileqq/app_DynamicOptDex/rib.json	6184	com.tencent.mobileqq

Uses Crypto APIs (Might try to encrypt user data). 1 IoCs

ransomware

Processes:

com.tencent.mobileqq

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.tencent.mobileqq

com.tencent.mobileqq
1⤵
- Loads dropped Dex/Jar
- Uses Crypto APIs (Might try to encrypt user data).
PID:6184

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

/data/user/0/com.tencent.mobileqq/app_DynamicOptDex/oat/rib.json.cur.prof

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
/data/user/0/com.tencent.mobileqq/app_DynamicOptDex/rib.json

Filesize
3.1MB

MD5
048750ccea4e8472fdf66699916362fe

SHA1
4d9aed1259a2baecd95556a45cb922d68068b7e2

SHA256
8a7842ec65a1c14d3ecef7d0592542d532d0c018c28c0a5d14c82ab047615ad3

SHA512
4cbd447b17cd06205c8bc166a2ed201ee7d434bc74cf7d42170a9e6a05d706704321b3845ab4e8d22ae95f3279cd8d65f20d1f8b9403fc23932953b13b5ff636

Download Submit
/data/user/0/com.tencent.mobileqq/app_DynamicOptDex/rib.json

Filesize
3.1MB

MD5
9ad1a7c23a995877e63fc07849e6ce91

SHA1
27745c40b203282cdbdf80ec62883cafec45b5d8

SHA256
967edfd07f7757b4d723198ad5daf2080d4f942a6d21c2159a90a22f1421d296

SHA512
e229cd318ee8a2a1cb0ca6b88270a7e8870d84ba9a267679fb739ba4b861a0777c960490e8fab616c9da1e6b4a6c83fab77fa5199f88f47d3df0e7f65f5e81c6

Download Submit
/data/user/0/com.tencent.mobileqq/app_DynamicOptDex/rib.json

Filesize
3.1MB

MD5
9ad1a7c23a995877e63fc07849e6ce91

SHA1
27745c40b203282cdbdf80ec62883cafec45b5d8

SHA256
967edfd07f7757b4d723198ad5daf2080d4f942a6d21c2159a90a22f1421d296

SHA512
e229cd318ee8a2a1cb0ca6b88270a7e8870d84ba9a267679fb739ba4b861a0777c960490e8fab616c9da1e6b4a6c83fab77fa5199f88f47d3df0e7f65f5e81c6

Download Submit