dridex | b2087fb21b6b9af8a7a5853612f4209d7617c527ed99699f63fb30329ec7f877

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 19:32

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General

Target
JaffaCakes118_b2087fb21b6b9af8a7a5853612f4209d7617c527ed99699f63fb30329ec7f877.dll
Size 188KB
Sample241230-x87prsvpak
SHA256 b2087fb21b6b9af8a7a5853612f4209d7617c527ed99699f63fb30329ec7f877
MD5 77b7f98442a539cfb37e757db2d3c390
SHA1 236a1052488ab69827f6c6f988442364a249296f
SHA512 51b7f79113d78bbd17c8b097199d070badff1a30a3d7132a40149dc2a82d5a3db8ee532b1decc662510cf19d1642279f18806a9c4c2e2416d9f09e48e8300c14
SSDEEP 3072:ZteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzW9qM:1q7fYIHBZkTB6DWruUCOwjt
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443
45.32.243.209:8116
207.180.208.54:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5016-1-0x00000000756E0000-0x0000000075710000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
532	5016	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 5016	1160	rundll32.exe	83
PID 1160 wrote to memory of 5016	1160	rundll32.exe	83
PID 1160 wrote to memory of 5016	1160	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2087fb21b6b9af8a7a5853612f4209d7617c527ed99699f63fb30329ec7f877.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b2087fb21b6b9af8a7a5853612f4209d7617c527ed99699f63fb30329ec7f877.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5016 -s 692
    3⤵
    - Program crash
    PID:532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5016 -ip 5016
1⤵
PID:3836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5016-2-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

Download

memory/5016-1-0x00000000756E0000-0x0000000075710000-memory.dmp