dridex | 55f1d78598c1bfa07b6ce1c6f7d0ab69e1bae8a4f74f6855499943bead427b6e

Analysis

max time kernel
142s
max time network
136s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 06:56

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General

Target

2c6c41e4f9ba9effa1d0553d93e20476.dll
Size

184KB
MD5

2c6c41e4f9ba9effa1d0553d93e20476
SHA1

e6461bbd6953fcc5062fa4ca0731ab55575c8d4a
SHA256

55f1d78598c1bfa07b6ce1c6f7d0ab69e1bae8a4f74f6855499943bead427b6e
SHA512

2f6e6d5a44aca80122b47a0f133d84c2fd83de662c11435180bdb17320eabb5ac8843274fa43f6fd24964d9315a597061793c9949d8342e40f98aed009711b55
SSDEEP

3072:0hd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JbVQcY:03fOeIv54W6SFKfc9me9v9/JbV

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
behavioral1/memory/2928-0-0x0000000075250000-0x0000000075280000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2928	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2928	2212	rundll32.exe	28
PID 2212 wrote to memory of 2928	2212	rundll32.exe	28
PID 2212 wrote to memory of 2928	2212	rundll32.exe	28
PID 2212 wrote to memory of 2928	2212	rundll32.exe	28
PID 2212 wrote to memory of 2928	2212	rundll32.exe	28
PID 2212 wrote to memory of 2928	2212	rundll32.exe	28
PID 2212 wrote to memory of 2928	2212	rundll32.exe	28
PID 2928 wrote to memory of 2764	2928	rundll32.exe	29
PID 2928 wrote to memory of 2764	2928	rundll32.exe	29
PID 2928 wrote to memory of 2764	2928	rundll32.exe	29
PID 2928 wrote to memory of 2764	2928	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2c6c41e4f9ba9effa1d0553d93e20476.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2c6c41e4f9ba9effa1d0553d93e20476.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 288
    3⤵
    - Program crash
    PID:2764

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2928-0-0x0000000075250000-0x0000000075280000-memory.dmp

Filesize
192KB

Download
memory/2928-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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