dridex | 4e01c95bd55d9b96ad03459a491c8d311c46b3550ab0541517d2c750496b85fa

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 01:38

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General

Target
c222025695c692af975a48365dd92bfd.dll
Size 184KB
Sample240312-b2s25sec74
SHA256 4e01c95bd55d9b96ad03459a491c8d311c46b3550ab0541517d2c750496b85fa
MD5 c222025695c692af975a48365dd92bfd
SHA1 9d670a0018758d3d27d61b1fc2f4e868ccf868bc
SHA512 14e6a7fa19aa0e04678bd80c8a02a1bb5f7972a31944171131ed1c1873ce2d90497c0c79ffb6bfa5c337c4f52df721e88706496bc6e5f28c65baa99e7d23b84e
SSDEEP 3072:qhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JJVQcY:q3fOeIv54W6SFKfc9me9v9/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/632-0-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3252	632	WerFault.exe	90

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 632	5028	rundll32.exe	90
PID 5028 wrote to memory of 632	5028	rundll32.exe	90
PID 5028 wrote to memory of 632	5028	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c222025695c692af975a48365dd92bfd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c222025695c692af975a48365dd92bfd.dll,#1
  2⤵
  PID:632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 672
    3⤵
    - Program crash
    PID:3252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 632 -ip 632
1⤵
PID:3148

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/632-0-0x0000000075190000-0x00000000751C0000-memory.dmp

Download

memory/632-1-0x0000000001340000-0x0000000001346000-memory.dmp