dridex | 136ef7b97c740e952ef6174ae0162b6995e60474076fba714ab6de988bbca22a

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
18/03/2024, 12:19

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General

Target
d37dda6137399a8d7246267d59c574a9.dll
Size 188KB
Sample240318-pg85hshb6t
SHA256 136ef7b97c740e952ef6174ae0162b6995e60474076fba714ab6de988bbca22a
MD5 d37dda6137399a8d7246267d59c574a9
SHA1 322236cb6d5144a19636718be0f119a29fbcf39c
SHA512 7c5d15f1ca522af6d55f88c4ad8412f7cac7e1ad5f1aa72c5efa843933a21c08fbb5a32f5873f17ddc34853ef11947d4e0c4d7a7aff4615d38983883a907f757
SSDEEP 3072:dA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoCo:dzIqATVfQeV2FZalKq6jtGJWuTmd
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
behavioral2/memory/368-0-0x00000000750D0000-0x0000000075100000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5092	368	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 876 wrote to memory of 368	876	rundll32.exe	85
PID 876 wrote to memory of 368	876	rundll32.exe	85
PID 876 wrote to memory of 368	876	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d37dda6137399a8d7246267d59c574a9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d37dda6137399a8d7246267d59c574a9.dll,#1
  2⤵
  PID:368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 368 -s 696
    3⤵
    - Program crash
    PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 368 -ip 368
1⤵
PID:2004

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/368-0-0x00000000750D0000-0x0000000075100000-memory.dmp

Download

memory/368-1-0x0000000000DC0000-0x0000000000DC6000-memory.dmp