dridex | 3636e2053277c1e84a5cb177a3f9cdb31f0f00259f6ed3c52a94d79dcfa99962

Analysis

max time kernel
148s
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
24-12-2024 11:22

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General

Target

JaffaCakes118_3636e2053277c1e84a5cb177a3f9cdb31f0f00259f6ed3c52a94d79dcfa99962.dll
Size

188KB
MD5

e1b0b27d1992699a565872456077df9f
SHA1

e77d6b2aaa30086687365106eb968f1fef876b7b
SHA256

3636e2053277c1e84a5cb177a3f9cdb31f0f00259f6ed3c52a94d79dcfa99962
SHA512

e917884252d8e1c549c83d1f454f3a10793156c4d6ad9475cbf9bd5f25973258272b7a5a5e404ed9e4223b606fdb14f7d0640dd2d76cb10be02eb15801e48002
SSDEEP

3072:ZteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzN9qM:1q7fYIHBZkTB6DWruUCOwjt

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/4440-0-0x0000000075780000-0x00000000757B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1744	4440	WerFault.exe	84

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 4812 wrote to memory of 4440	4812	rundll32.exe	84
PID 4812 wrote to memory of 4440	4812	rundll32.exe	84
PID 4812 wrote to memory of 4440	4812	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3636e2053277c1e84a5cb177a3f9cdb31f0f00259f6ed3c52a94d79dcfa99962.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3636e2053277c1e84a5cb177a3f9cdb31f0f00259f6ed3c52a94d79dcfa99962.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 692
    3⤵
    - Program crash
    PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4440 -ip 4440
1⤵
PID:2984

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/4440-0-0x0000000075780000-0x00000000757B0000-memory.dmp

Filesize
192KB

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memory/4440-2-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

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