dridex | 8b75fd08b6c6e332289483d6f3a9294787e9894bcfc58a0832777a0a9e79a441

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 20:04

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General

Target

JaffaCakes118_8b75fd08b6c6e332289483d6f3a9294787e9894bcfc58a0832777a0a9e79a441.dll
Size

188KB
MD5

7fdb3c1a3ab31d67fa0672a9184cf6d8
SHA1

aa5b19f5fa5d41effda0f9740d8396cc3f544fa0
SHA256

8b75fd08b6c6e332289483d6f3a9294787e9894bcfc58a0832777a0a9e79a441
SHA512

d9bd98b5da199ea48b41863a91450a1d1b01a44e17da67ddd7370b575134db9a70f850ce0fbb14bd35e23bb520d34511d03299dd482aa22f75396090ad48af33
SSDEEP

3072:8teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzg9qM:Aq7fYIHBZkTB6DWruUCOwjt

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/2404-1-0x00000000747A0000-0x00000000747D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	2404	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 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b75fd08b6c6e332289483d6f3a9294787e9894bcfc58a0832777a0a9e79a441.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b75fd08b6c6e332289483d6f3a9294787e9894bcfc58a0832777a0a9e79a441.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 300
    3⤵
    - Program crash
    PID:2096

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/2404-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2404-1-0x00000000747A0000-0x00000000747D0000-memory.dmp

Filesize
192KB

Download
memory/2404-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download