dridex | 3b32ed976f4ed7ea23eecb86ada1f6085544accfe81a1e110b363edd2d957682

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
12/02/2024, 14:57

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General

Target

976eddfcd7e6f0856b9ffa6eb956118d.dll
Size

188KB
MD5

976eddfcd7e6f0856b9ffa6eb956118d
SHA1

2366e7becc102b98126a8c4b9cf49b191080a26c
SHA256

3b32ed976f4ed7ea23eecb86ada1f6085544accfe81a1e110b363edd2d957682
SHA512

6d6ac0737efecdcd7c07ee03f0eb9d777609167377831620e2a4613c91e009de4bd8dea267f585dad85411b62ed0cf7acd08edf60727cdf6cda1a50aaa482a94
SSDEEP

3072:QA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoHo:QzIqATVfQeV2FZalKq6jtGJWuTmd

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/2900-0-0x00000000745E0000-0x0000000074610000-memory.dmp	dridex_ldr
behavioral1/memory/2900-2-0x00000000745E0000-0x0000000074610000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2980	2900	WerFault.exe	23

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2900	2860	rundll32.exe	23
PID 2860 wrote to memory of 2900	2860	rundll32.exe	23
PID 2860 wrote to memory of 2900	2860	rundll32.exe	23
PID 2860 wrote to memory of 2900	2860	rundll32.exe	23
PID 2860 wrote to memory of 2900	2860	rundll32.exe	23
PID 2860 wrote to memory of 2900	2860	rundll32.exe	23
PID 2860 wrote to memory of 2900	2860	rundll32.exe	23
PID 2900 wrote to memory of 2980	2900	rundll32.exe	29
PID 2900 wrote to memory of 2980	2900	rundll32.exe	29
PID 2900 wrote to memory of 2980	2900	rundll32.exe	29
PID 2900 wrote to memory of 2980	2900	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\976eddfcd7e6f0856b9ffa6eb956118d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\976eddfcd7e6f0856b9ffa6eb956118d.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 300
    3⤵
    - Program crash
    PID:2980

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2900-0-0x00000000745E0000-0x0000000074610000-memory.dmp

Filesize
192KB

Download
memory/2900-1-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2900-2-0x00000000745E0000-0x0000000074610000-memory.dmp

Filesize
192KB

Download