dridex | 43160fe7b6a85303553fad90156183998070403a8992f11e5a6cb2673122c899

Analysis

max time kernel
93s
max time network
145s
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, 04:23

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General

Target

JaffaCakes118_43160fe7b6a85303553fad90156183998070403a8992f11e5a6cb2673122c899.dll
Size

188KB
MD5

20fba4360143512329a46635dada74ff
SHA1

71fad56ae6a5a510e1a0cae4232113623d0e733c
SHA256

43160fe7b6a85303553fad90156183998070403a8992f11e5a6cb2673122c899
SHA512

141d91c0e25cb0671f729841e1efe94474fbfdb23c6e54a3fc647f5daf69bc2363b2ae316293c966978b02ef44572fa1edcc8789216cf83c0ac72967dd143c33
SSDEEP

3072:nteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzM9qM:/q7fYIHBZkTB6DWruUCOwjt

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/4940-0-0x0000000074A50000-0x0000000074A80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2852	4940	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 64 wrote to memory of 4940	64	rundll32.exe	83
PID 64 wrote to memory of 4940	64	rundll32.exe	83
PID 64 wrote to memory of 4940	64	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43160fe7b6a85303553fad90156183998070403a8992f11e5a6cb2673122c899.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:64
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43160fe7b6a85303553fad90156183998070403a8992f11e5a6cb2673122c899.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 692
    3⤵
    - Program crash
    PID:2852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4940 -ip 4940
1⤵
PID:2272

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

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Downloads

memory/4940-0-0x0000000074A50000-0x0000000074A80000-memory.dmp

Filesize
192KB

Download
memory/4940-2-0x00000000011E0000-0x00000000011E6000-memory.dmp

Filesize
24KB

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