dridex | b89b574190c8b37a5b16377c8b4227dd6517fd66aad42cc110290f9becd7c876

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:25

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General

Target

JaffaCakes118_b89b574190c8b37a5b16377c8b4227dd6517fd66aad42cc110290f9becd7c876.dll
Size

188KB
MD5

a0249cb4dc2b2c41acc7974ecfda44bf
SHA1

5caa037e7ce6c3c47212db4c470a0942e88625a8
SHA256

b89b574190c8b37a5b16377c8b4227dd6517fd66aad42cc110290f9becd7c876
SHA512

7191d200bdd4377c2a56f64edd7f41c3dff1f5b4d9f9cc88a8782a086b05a2a5d32131680c9e959eaf29ee696d52e3bd89b24f65deabfc143a119c95883c28d6
SSDEEP

3072:/teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzw9qM:nq7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/2316-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	2316	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 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b89b574190c8b37a5b16377c8b4227dd6517fd66aad42cc110290f9becd7c876.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b89b574190c8b37a5b16377c8b4227dd6517fd66aad42cc110290f9becd7c876.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 300
    3⤵
    - Program crash
    PID:2348

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/2316-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp

Filesize
192KB

Download
memory/2316-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download