dridex | 143403aeb4264ffdbe63575f573646906e7d0206d25e4f01115e9021a4574c08

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:38

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General

Target

JaffaCakes118_143403aeb4264ffdbe63575f573646906e7d0206d25e4f01115e9021a4574c08.dll
Size

188KB
MD5

9c91c03cf409c7322495104c33bc9474
SHA1

2077466dd9bc1203b4a1f248062676d7b2415aa0
SHA256

143403aeb4264ffdbe63575f573646906e7d0206d25e4f01115e9021a4574c08
SHA512

c25bc3f7a801ba697a0f2cbfb4c608dfea78d7dea8a57f31cb1dc4cec6c3ac6acdfa517ba75afc2927f1f69244c51fae00256593d1dba3932140f212ea5943a9
SSDEEP

3072:JA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAolo:JzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2632-1-0x0000000074FB0000-0x0000000074FE0000-memory.dmp	dridex_ldr
behavioral1/memory/2632-2-0x0000000074FB0000-0x0000000074FE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2636	2632	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 2632	1512	rundll32.exe	30
PID 1512 wrote to memory of 2632	1512	rundll32.exe	30
PID 1512 wrote to memory of 2632	1512	rundll32.exe	30
PID 1512 wrote to memory of 2632	1512	rundll32.exe	30
PID 1512 wrote to memory of 2632	1512	rundll32.exe	30
PID 1512 wrote to memory of 2632	1512	rundll32.exe	30
PID 1512 wrote to memory of 2632	1512	rundll32.exe	30
PID 2632 wrote to memory of 2636	2632	rundll32.exe	31
PID 2632 wrote to memory of 2636	2632	rundll32.exe	31
PID 2632 wrote to memory of 2636	2632	rundll32.exe	31
PID 2632 wrote to memory of 2636	2632	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_143403aeb4264ffdbe63575f573646906e7d0206d25e4f01115e9021a4574c08.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_143403aeb4264ffdbe63575f573646906e7d0206d25e4f01115e9021a4574c08.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 300
    3⤵
    - Program crash
    PID:2636

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/2632-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2632-1-0x0000000074FB0000-0x0000000074FE0000-memory.dmp

Filesize
192KB

Download
memory/2632-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2632-2-0x0000000074FB0000-0x0000000074FE0000-memory.dmp

Filesize
192KB

Download