dridex | 2ee3d16437e6d8347cc38f1a202b2f16223b6a8c0c9cd3eb27ea49aae963a8f8

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
12/03/2024, 19:07

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General

Target

c422d4295343abe925c625ac3fd78be6.dll
Size

188KB
MD5

c422d4295343abe925c625ac3fd78be6
SHA1

e9ccb3c8bac68bc3416ec21782600575bfca6c37
SHA256

2ee3d16437e6d8347cc38f1a202b2f16223b6a8c0c9cd3eb27ea49aae963a8f8
SHA512

56c27ca5371a341cc6c69761583b71c68a70c270f17a98ec274f25cb5aef7ae8a5911aa23b88be388ac95af8c99d7843189faa4a52e0679c1aa15465a48ecfc3
SSDEEP

3072:xA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoGo:xzIqATVfQeV2FZalKq6jtGJWuTmd

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/1780-0-0x00000000750F0000-0x0000000075120000-memory.dmp	dridex_ldr
behavioral1/memory/1780-2-0x00000000750F0000-0x0000000075120000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2576	1780	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 1780	2088	rundll32.exe	28
PID 2088 wrote to memory of 1780	2088	rundll32.exe	28
PID 2088 wrote to memory of 1780	2088	rundll32.exe	28
PID 2088 wrote to memory of 1780	2088	rundll32.exe	28
PID 2088 wrote to memory of 1780	2088	rundll32.exe	28
PID 2088 wrote to memory of 1780	2088	rundll32.exe	28
PID 2088 wrote to memory of 1780	2088	rundll32.exe	28
PID 1780 wrote to memory of 2576	1780	rundll32.exe	29
PID 1780 wrote to memory of 2576	1780	rundll32.exe	29
PID 1780 wrote to memory of 2576	1780	rundll32.exe	29
PID 1780 wrote to memory of 2576	1780	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c422d4295343abe925c625ac3fd78be6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c422d4295343abe925c625ac3fd78be6.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 300
    3⤵
    - Program crash
    PID:2576

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1780-0-0x00000000750F0000-0x0000000075120000-memory.dmp

Filesize
192KB

Download
memory/1780-1-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1780-2-0x00000000750F0000-0x0000000075120000-memory.dmp

Filesize
192KB

Download