dridex | 4a253a6d702edb0bd59424d642dc34746fb31c03949bcd0693ad9f30dd7f99fb

Analysis

max time kernel
93s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 22:00

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General

Target

a2d5a22d6814179a5d52fcf5e48b4ae7.dll
Size

184KB
MD5

a2d5a22d6814179a5d52fcf5e48b4ae7
SHA1

a01d40f229629de4ac15bc223579ac09a63293c6
SHA256

4a253a6d702edb0bd59424d642dc34746fb31c03949bcd0693ad9f30dd7f99fb
SHA512

0c323c4886b71800e9984e00aee12858a267fb1dcfd7624ecca8f5ee001391957ef7ee44d1bdfa7fb80ea2984a4901c410c27a58980a26bd09014640c0165198
SSDEEP

3072:mhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JgVQcY:m3fOeIv54W6SFKfc9me9v9/JgV

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

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
behavioral2/memory/2172-0-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2232	2172	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 2172	1132	rundll32.exe	87
PID 1132 wrote to memory of 2172	1132	rundll32.exe	87
PID 1132 wrote to memory of 2172	1132	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2d5a22d6814179a5d52fcf5e48b4ae7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2d5a22d6814179a5d52fcf5e48b4ae7.dll,#1
  2⤵
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 668
    3⤵
    - Program crash
    PID:2232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2172 -ip 2172
1⤵
PID:4776

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2172-0-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/2172-1-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download