dridex | a720c47891b47737a78d0cea3d3bac36dec2d1344c1f67f1436d224177ed84a3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:44

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General

Target

JaffaCakes118_a720c47891b47737a78d0cea3d3bac36dec2d1344c1f67f1436d224177ed84a3.dll
Size

188KB
MD5

c066f9d8a6c50da6af81c16f2fa929b2
SHA1

4a19990a6381cd06cd8d5d8531f72c3a7a24ed91
SHA256

a720c47891b47737a78d0cea3d3bac36dec2d1344c1f67f1436d224177ed84a3
SHA512

3e3b9fc999776b76858e32315b26ede828433cc078127acf5a8d518afeb6110c9b0fd1493a6176055305ad27c5988892752b9cf5ef3710ba8e91ca9100fa55d9
SSDEEP

3072:mteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzl9qM:Oq7fYIHBZkTB6DWruUCOwjt

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/2004-1-0x0000000075420000-0x0000000075450000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2920	2004	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 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2600 wrote to memory of 2004	2600	rundll32.exe	30
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32
PID 2004 wrote to memory of 2920	2004	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a720c47891b47737a78d0cea3d3bac36dec2d1344c1f67f1436d224177ed84a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a720c47891b47737a78d0cea3d3bac36dec2d1344c1f67f1436d224177ed84a3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2004 -s 300
    3⤵
    - Program crash
    PID:2920

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

Replay Monitor

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Downloads

memory/2004-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2004-1-0x0000000075420000-0x0000000075450000-memory.dmp

Filesize
192KB

Download
memory/2004-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download