dridex | 9f03deecd12f9c9df2e6601ce58d5af1b105adc7176e8a9716abf6620c1413cc

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:51

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General

Target

JaffaCakes118_9f03deecd12f9c9df2e6601ce58d5af1b105adc7176e8a9716abf6620c1413cc.dll
Size

171KB
MD5

d0e85a6eb8f9253b0664ee1c215dad2a
SHA1

e2997d66eb2f716718463783e6c209eda4a86e4f
SHA256

9f03deecd12f9c9df2e6601ce58d5af1b105adc7176e8a9716abf6620c1413cc
SHA512

434a3b7083c93ccac4e07daeee4440d5dd3699068b6353d07ee301011ac34c6f465fe807b4e8e4d7bad83de5177e6b113aec22982596881a05ef9ffdef6dc0ac
SSDEEP

3072:9i49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:9H9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2672-1-0x0000000074530000-0x0000000074560000-memory.dmp	dridex_ldr
behavioral1/memory/2672-2-0x0000000074530000-0x0000000074560000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2672	WerFault.exe	31

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 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 1152 wrote to memory of 2672	1152	rundll32.exe	31
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32
PID 2672 wrote to memory of 2764	2672	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f03deecd12f9c9df2e6601ce58d5af1b105adc7176e8a9716abf6620c1413cc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f03deecd12f9c9df2e6601ce58d5af1b105adc7176e8a9716abf6620c1413cc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 256
    3⤵
    - Program crash
    PID:2764

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/2672-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2672-1-0x0000000074530000-0x0000000074560000-memory.dmp

Filesize
192KB

Download
memory/2672-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2672-2-0x0000000074530000-0x0000000074560000-memory.dmp

Filesize
192KB

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