dridex | 9571af08ea14506781fbde43693851cfe79948840e2b443bfcc19089a6989c7a

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
05/01/2024, 23:43

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General

Target

44baf06bb5ae9df752b0bcd84930cf6b.dll
Size

188KB
MD5

44baf06bb5ae9df752b0bcd84930cf6b
SHA1

ef49c68d495659bc5f253d9d42519098e446c73f
SHA256

9571af08ea14506781fbde43693851cfe79948840e2b443bfcc19089a6989c7a
SHA512

d2ae1e90dbac2fea62300935b892256467c7f3a00350416118461db878beeb7306031237eb2633711779c4bb9da3451a2b3376ae3e5f3847f8919619d21ae9bc
SSDEEP

3072:sA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAofo:szIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet 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 Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1796-0-0x00000000751A0000-0x00000000751D0000-memory.dmp	dridex_ldr
behavioral1/memory/1796-2-0x00000000751A0000-0x00000000751D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2724	1796	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 1796	2532	rundll32.exe	28
PID 2532 wrote to memory of 1796	2532	rundll32.exe	28
PID 2532 wrote to memory of 1796	2532	rundll32.exe	28
PID 2532 wrote to memory of 1796	2532	rundll32.exe	28
PID 2532 wrote to memory of 1796	2532	rundll32.exe	28
PID 2532 wrote to memory of 1796	2532	rundll32.exe	28
PID 2532 wrote to memory of 1796	2532	rundll32.exe	28
PID 1796 wrote to memory of 2724	1796	rundll32.exe	29
PID 1796 wrote to memory of 2724	1796	rundll32.exe	29
PID 1796 wrote to memory of 2724	1796	rundll32.exe	29
PID 1796 wrote to memory of 2724	1796	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\44baf06bb5ae9df752b0bcd84930cf6b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\44baf06bb5ae9df752b0bcd84930cf6b.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 308
    3⤵
    - Program crash
    PID:2724

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1796-0-0x00000000751A0000-0x00000000751D0000-memory.dmp

Filesize
192KB

Download
memory/1796-1-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1796-2-0x00000000751A0000-0x00000000751D0000-memory.dmp

Filesize
192KB

Download