dridex | 52cf910c824eb4312fd503f72fb7a5434bc9f6d4b317ac5a9be2e9b8de74dc49

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 17:11

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General

Target

JaffaCakes118_52cf910c824eb4312fd503f72fb7a5434bc9f6d4b317ac5a9be2e9b8de74dc49.dll
Size

184KB
MD5

b17e4d94acb880904990f797c4a77bf0
SHA1

5c8d296c8f47c02d9315ea56b6fa96d4ecdfe0b3
SHA256

52cf910c824eb4312fd503f72fb7a5434bc9f6d4b317ac5a9be2e9b8de74dc49
SHA512

aef42e9c762284ddf3527a760b7c6a9edfedd96925f4a105fbe111764784e1a12305dd6cf7c4f7a5bb1dd8c6b465915946f31863fcf78fff34854c7dc1b1160f
SSDEEP

3072:GiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoslzoxss7:GiLVCIT4WK2z1W+CUHZj4Skq/eaoSoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2348-1-0x0000000074A40000-0x0000000074A6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2472	2348	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 2336 wrote to memory of 2348	2336	rundll32.exe	31
PID 2336 wrote to memory of 2348	2336	rundll32.exe	31
PID 2336 wrote to memory of 2348	2336	rundll32.exe	31
PID 2336 wrote to memory of 2348	2336	rundll32.exe	31
PID 2336 wrote to memory of 2348	2336	rundll32.exe	31
PID 2336 wrote to memory of 2348	2336	rundll32.exe	31
PID 2336 wrote to memory of 2348	2336	rundll32.exe	31
PID 2348 wrote to memory of 2472	2348	rundll32.exe	32
PID 2348 wrote to memory of 2472	2348	rundll32.exe	32
PID 2348 wrote to memory of 2472	2348	rundll32.exe	32
PID 2348 wrote to memory of 2472	2348	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52cf910c824eb4312fd503f72fb7a5434bc9f6d4b317ac5a9be2e9b8de74dc49.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52cf910c824eb4312fd503f72fb7a5434bc9f6d4b317ac5a9be2e9b8de74dc49.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2348 -s 220
    3⤵
    - Program crash
    PID:2472

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/2348-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2348-1-0x0000000074A40000-0x0000000074A6F000-memory.dmp

Filesize
188KB

Download
memory/2348-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download