dridex | 92f4f57b9db6e961e8374370f119c4e4d643cf865255e91891f3ed5830e2b921

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 09:26

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General

Target
f5776676627c22702b5e5ff3553987c9_JaffaCakes118.dll
Size 188KB
Sample240417-legqpsce21
SHA256 92f4f57b9db6e961e8374370f119c4e4d643cf865255e91891f3ed5830e2b921
MD5 f5776676627c22702b5e5ff3553987c9
SHA1 63a479bd6f48143a7af90dedbacf1ac902333701
SHA512 dc170c672f8a6057f2d480fdfed5a25b26f83e4c005325e4d8ff05f36b3f0dda44b2bc903be1c7e272a5e1fc46e17c5521a3a60b15eb8e3045bc3a4975e8e879
SSDEEP 3072:uA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo0o:uzIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2176-0-0x0000000074BE0000-0x0000000074C10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1388	2176	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2176	3060	rundll32.exe	28
PID 3060 wrote to memory of 2176	3060	rundll32.exe	28
PID 3060 wrote to memory of 2176	3060	rundll32.exe	28
PID 3060 wrote to memory of 2176	3060	rundll32.exe	28
PID 3060 wrote to memory of 2176	3060	rundll32.exe	28
PID 3060 wrote to memory of 2176	3060	rundll32.exe	28
PID 3060 wrote to memory of 2176	3060	rundll32.exe	28
PID 2176 wrote to memory of 1388	2176	rundll32.exe	29
PID 2176 wrote to memory of 1388	2176	rundll32.exe	29
PID 2176 wrote to memory of 1388	2176	rundll32.exe	29
PID 2176 wrote to memory of 1388	2176	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5776676627c22702b5e5ff3553987c9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5776676627c22702b5e5ff3553987c9_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 308
    3⤵
    - Program crash
    PID:1388

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2176-0-0x0000000074BE0000-0x0000000074C10000-memory.dmp

Download

memory/2176-1-0x0000000000170000-0x0000000000176000-memory.dmp