dridex | 619681a7e0a9c2aa4a3b65194861f99c949fa02762536568bf7ac3777fe650e5

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22/12/2023, 14:27

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General

Target

c2990d9491b3d978300e6183980ae81a.dll
Size

184KB
MD5

c2990d9491b3d978300e6183980ae81a
SHA1

aa8922278e490f9115a5af91e53328f0b8b28691
SHA256

619681a7e0a9c2aa4a3b65194861f99c949fa02762536568bf7ac3777fe650e5
SHA512

45da7c1802f050d829cd9580ce76955c204303d973a8e2fb6a9868a9e19ffe3bb21dddd91c8a5ec571fb340af5068730943c819d9f359fa5620fc694197bb019
SSDEEP

3072:6gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg2dA4l:zPFkq6zOe5ilSanO5d

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2132-0-0x0000000074C20000-0x0000000074C50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2832	2132	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 2132	2452	rundll32.exe	28
PID 2452 wrote to memory of 2132	2452	rundll32.exe	28
PID 2452 wrote to memory of 2132	2452	rundll32.exe	28
PID 2452 wrote to memory of 2132	2452	rundll32.exe	28
PID 2452 wrote to memory of 2132	2452	rundll32.exe	28
PID 2452 wrote to memory of 2132	2452	rundll32.exe	28
PID 2452 wrote to memory of 2132	2452	rundll32.exe	28
PID 2132 wrote to memory of 2832	2132	rundll32.exe	29
PID 2132 wrote to memory of 2832	2132	rundll32.exe	29
PID 2132 wrote to memory of 2832	2132	rundll32.exe	29
PID 2132 wrote to memory of 2832	2132	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c2990d9491b3d978300e6183980ae81a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c2990d9491b3d978300e6183980ae81a.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2132 -s 224
    3⤵
    - Program crash
    PID:2832

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2132-0-0x0000000074C20000-0x0000000074C50000-memory.dmp

Filesize
192KB

Download
memory/2132-1-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

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