dridex | 6baac331f8ecf91c2c650095879be2aeaa8e366fb11dda08d1c331ed0b7bf551

Analysis

max time kernel
96s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 02:33

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General

Target

JaffaCakes118_6baac331f8ecf91c2c650095879be2aeaa8e366fb11dda08d1c331ed0b7bf551.dll
Size

188KB
MD5

36a3155d38e88b9e23b8cf4b22ce47e4
SHA1

fbcb29845ba88f91ab6cc84b6ed5f60b912ee0b8
SHA256

6baac331f8ecf91c2c650095879be2aeaa8e366fb11dda08d1c331ed0b7bf551
SHA512

9f7eff45048c110ade1413c250ee5e9b7668f968091e2445fef0d99722f32ccea25bb127a59734576560c60c981ffe8077ccc671286449747cdb1030fc6fe406
SSDEEP

3072:PteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:Xq7fYIHBZkTB6DWruUCOwjt

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/1488-0-0x00000000757B0000-0x00000000757E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4536	1488	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 2764 wrote to memory of 1488	2764	rundll32.exe	83
PID 2764 wrote to memory of 1488	2764	rundll32.exe	83
PID 2764 wrote to memory of 1488	2764	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6baac331f8ecf91c2c650095879be2aeaa8e366fb11dda08d1c331ed0b7bf551.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6baac331f8ecf91c2c650095879be2aeaa8e366fb11dda08d1c331ed0b7bf551.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1488 -s 692
    3⤵
    - Program crash
    PID:4536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1488 -ip 1488
1⤵
PID:4236

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/1488-0-0x00000000757B0000-0x00000000757E0000-memory.dmp

Filesize
192KB

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memory/1488-2-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

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