dridex | 7f6d82953f9de98bd622ab26ebd167d45c72a3c6b2cc2823d2497117044efd70

Analysis

max time kernel
150s
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
14/03/2024, 11:13

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General

Target
c87b1008b795682b2d649ad9f56c189b.dll
Size 188KB
Sample240314-nbl75aae2s
SHA256 7f6d82953f9de98bd622ab26ebd167d45c72a3c6b2cc2823d2497117044efd70
MD5 c87b1008b795682b2d649ad9f56c189b
SHA1 3dd0f47e42fe0494b7ec45b316f9e5c07758a537
SHA512 594185a0eaddb83080d96a2f88febf2ac018af3e4f38e3af6bcb56811510722d56cbe16a25f9b823d279ad5f5f876ad27f4d92b498a2271b1af14ed0af1a9123
SSDEEP 3072:5A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo9o:5zIqATVfQeV2FZalKq6jtGJWuTmd
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/5028-0-0x0000000074EE0000-0x0000000074F10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2420	5028	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 396 wrote to memory of 5028	396	rundll32.exe	88
PID 396 wrote to memory of 5028	396	rundll32.exe	88
PID 396 wrote to memory of 5028	396	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c87b1008b795682b2d649ad9f56c189b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c87b1008b795682b2d649ad9f56c189b.dll,#1
  2⤵
  PID:5028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 692
    3⤵
    - Program crash
    PID:2420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5028 -ip 5028
1⤵
PID:1308

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/5028-0-0x0000000074EE0000-0x0000000074F10000-memory.dmp

Download

memory/5028-1-0x00000000009C0000-0x00000000009C6000-memory.dmp