dridex | 0cdf7b666a8ca69db0046b0cd0a03902f85d6fea29a63cbe22c9dc92f4dc6265

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
13/03/2024, 03:39

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General

Target

c4e13cab3b2f495f467d5c9a64aafca6.dll
Size

188KB
MD5

c4e13cab3b2f495f467d5c9a64aafca6
SHA1

708f9a2729e0ceac28eed1c498eeb2d133776a3d
SHA256

0cdf7b666a8ca69db0046b0cd0a03902f85d6fea29a63cbe22c9dc92f4dc6265
SHA512

e9107a4f0e631535d64f5c11c770ff0bc081f2f36f1278f57a6449450350f69a81050b2a2df796caf54abf2a84b96e909369562289d7f023fe38c7236219c713
SSDEEP

3072:vA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:vzIqATVfQeV2FZalKq6jtGJWuTmd

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/1808-0-0x0000000074940000-0x0000000074970000-memory.dmp	dridex_ldr
behavioral1/memory/1808-2-0x0000000074940000-0x0000000074970000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	1808	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 1808	2180	rundll32.exe	28
PID 2180 wrote to memory of 1808	2180	rundll32.exe	28
PID 2180 wrote to memory of 1808	2180	rundll32.exe	28
PID 2180 wrote to memory of 1808	2180	rundll32.exe	28
PID 2180 wrote to memory of 1808	2180	rundll32.exe	28
PID 2180 wrote to memory of 1808	2180	rundll32.exe	28
PID 2180 wrote to memory of 1808	2180	rundll32.exe	28
PID 1808 wrote to memory of 2500	1808	rundll32.exe	29
PID 1808 wrote to memory of 2500	1808	rundll32.exe	29
PID 1808 wrote to memory of 2500	1808	rundll32.exe	29
PID 1808 wrote to memory of 2500	1808	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4e13cab3b2f495f467d5c9a64aafca6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4e13cab3b2f495f467d5c9a64aafca6.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 308
    3⤵
    - Program crash
    PID:2500

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1808-0-0x0000000074940000-0x0000000074970000-memory.dmp

Filesize
192KB

Download
memory/1808-1-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1808-2-0x0000000074940000-0x0000000074970000-memory.dmp

Filesize
192KB

Download