dridex | 9def2b3c5f2aada88cc0b78bbf4bda93450661f7b0af519e0df0a9a01151720f

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:37

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General

Target

JaffaCakes118_9def2b3c5f2aada88cc0b78bbf4bda93450661f7b0af519e0df0a9a01151720f.dll
Size

188KB
MD5

855e1536fda286da052d06385017f91b
SHA1

04101acdc4776c41c0f70e576b72c95d3dab2d62
SHA256

9def2b3c5f2aada88cc0b78bbf4bda93450661f7b0af519e0df0a9a01151720f
SHA512

fc444acee16efd50024d4acc6eb0cbbc091b065648a1bd2f838b2ec59aa38f9bcb50a31b26f711afe501d0ecac2c0733b781e0aeb2798bec68554064bff266a7
SSDEEP

3072:4A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoko:4zIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1632-0-0x0000000074D20000-0x0000000074D50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4900	1632	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 1632	2260	rundll32.exe	83
PID 2260 wrote to memory of 1632	2260	rundll32.exe	83
PID 2260 wrote to memory of 1632	2260	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9def2b3c5f2aada88cc0b78bbf4bda93450661f7b0af519e0df0a9a01151720f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9def2b3c5f2aada88cc0b78bbf4bda93450661f7b0af519e0df0a9a01151720f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 692
    3⤵
    - Program crash
    PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1632 -ip 1632
1⤵
PID:2224

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/1632-0-0x0000000074D20000-0x0000000074D50000-memory.dmp

Filesize
192KB

Download
memory/1632-2-0x0000000001030000-0x0000000001036000-memory.dmp

Filesize
24KB

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