dridex | 56b1fcf8175e6a37585f7f72c55f7d6bbcaa5af54287a6bd94cdecc26f9dd629

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/03/2024, 02:26

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General

Target
b0fe6088ebebc1ae59c7b15d4f8ab09e.dll
Size 184KB
Sample240304-cw82vaff3y
SHA256 56b1fcf8175e6a37585f7f72c55f7d6bbcaa5af54287a6bd94cdecc26f9dd629
MD5 b0fe6088ebebc1ae59c7b15d4f8ab09e
SHA1 f6940086915a3fb0dfb24e6dbf242f69b01cf5ce
SHA512 8ad1dba58a306fa73e084da2e44083155a7680f4312f26af2b744f822626e72e764d13bb75a8276f6a327b8bc470bb57401d0055e44586565365c65489407acd
SSDEEP 3072:Nhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JJVQcY:N3fOeIv54W6SFKfc9me9v9/JJV
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443
222.124.142.67:10443
138.201.222.158:4664

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
behavioral2/memory/3296-0-0x0000000075270000-0x00000000752A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3812	3296	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4292 wrote to memory of 3296	4292	rundll32.exe	89
PID 4292 wrote to memory of 3296	4292	rundll32.exe	89
PID 4292 wrote to memory of 3296	4292	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0fe6088ebebc1ae59c7b15d4f8ab09e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0fe6088ebebc1ae59c7b15d4f8ab09e.dll,#1
  2⤵
  PID:3296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3296 -s 668
    3⤵
    - Program crash
    PID:3812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 3296 -ip 3296
1⤵
PID:1192

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3296-0-0x0000000075270000-0x00000000752A0000-memory.dmp

Download

memory/3296-1-0x00000000013A0000-0x00000000013A6000-memory.dmp