dridex | 3a35f68c1a6e80686ed88e531d55252c35998934ea4b237d32db3edcb725a7a6

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
30/12/2024, 21:23

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General

Target

JaffaCakes118_3a35f68c1a6e80686ed88e531d55252c35998934ea4b237d32db3edcb725a7a6.dll
Size

188KB
MD5

2464be453a869120e0285750840a066c
SHA1

c6a5433a397c8a7185e7804796af1288ee5d0b81
SHA256

3a35f68c1a6e80686ed88e531d55252c35998934ea4b237d32db3edcb725a7a6
SHA512

346da686344284564293548107be10de3fa3c1f947a33d4098dfc88425233789499b5389f5a4504e808a426c35206380f53f4c5d053c7bd55a8e1e5df7388933
SSDEEP

3072:VteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:xq7fYIHBZkTB6DWruUCOwjt

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/2784-0-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2224	2784	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 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2932 wrote to memory of 2784	2932	rundll32.exe	30
PID 2784 wrote to memory of 2224	2784	rundll32.exe	31
PID 2784 wrote to memory of 2224	2784	rundll32.exe	31
PID 2784 wrote to memory of 2224	2784	rundll32.exe	31
PID 2784 wrote to memory of 2224	2784	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a35f68c1a6e80686ed88e531d55252c35998934ea4b237d32db3edcb725a7a6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a35f68c1a6e80686ed88e531d55252c35998934ea4b237d32db3edcb725a7a6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 300
    3⤵
    - Program crash
    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/2784-0-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

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memory/2784-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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