dridex | 41a47fa29167eeaf685c1459b7d80c1ca76f02a87e707e8784861bb5cf134739

Analysis

max time kernel
93s
max time network
143s
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 03:17

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General

Target

JaffaCakes118_41a47fa29167eeaf685c1459b7d80c1ca76f02a87e707e8784861bb5cf134739.dll
Size

188KB
MD5

e4674ba411a2c7678e966e07a77940f7
SHA1

f3bacac0eae80718f485843bb39416e585a68318
SHA256

41a47fa29167eeaf685c1459b7d80c1ca76f02a87e707e8784861bb5cf134739
SHA512

c24f2a14074226971418dd23f92c8bb71806dc922ee3b8e72e964e20da9db403a59c424ff5f8fadaf6a6449d1ed404140cf468072cd6f3de5122d1a98d57be79
SSDEEP

3072:vteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzW9qM:3q7fYIHBZkTB6DWruUCOwjt

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/4660-1-0x0000000074BB0000-0x0000000074BE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3716	4660	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 2680 wrote to memory of 4660	2680	rundll32.exe	84
PID 2680 wrote to memory of 4660	2680	rundll32.exe	84
PID 2680 wrote to memory of 4660	2680	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41a47fa29167eeaf685c1459b7d80c1ca76f02a87e707e8784861bb5cf134739.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41a47fa29167eeaf685c1459b7d80c1ca76f02a87e707e8784861bb5cf134739.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 692
    3⤵
    - Program crash
    PID:3716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4660 -ip 4660
1⤵
PID:2276

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/4660-0-0x00000000007C0000-0x00000000007C6000-memory.dmp

Filesize
24KB

Download
memory/4660-1-0x0000000074BB0000-0x0000000074BE0000-memory.dmp

Filesize
192KB

Download
memory/4660-3-0x00000000007C0000-0x00000000007C6000-memory.dmp

Filesize
24KB

Download