dridex | ba211047e16475d55911128cd7db925458ab0a8c587139fb5d0e5d27d61ed606

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 02:41

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General

Target
b07718e27a391b698a4289e4136c8b25.dll
Size 188KB
Sample240305-c6rwbacd41
SHA256 ba211047e16475d55911128cd7db925458ab0a8c587139fb5d0e5d27d61ed606
MD5 b07718e27a391b698a4289e4136c8b25
SHA1 e4428fbb93414ece8ba0c199bf392188cedea94b
SHA512 a91bdec6bcff1d8aa71576c206c0946c183f3e01cce4eb277a5e6c7ad92cfb9b03bda7ca0c9a9805b35089814e5a61176514fa876e44b972765b6d647572b60c
SSDEEP 3072:dA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:dzIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1612-0-0x0000000074B20000-0x0000000074B50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3088	1612	WerFault.exe	90

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 1612	2492	rundll32.exe	90
PID 2492 wrote to memory of 1612	2492	rundll32.exe	90
PID 2492 wrote to memory of 1612	2492	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b07718e27a391b698a4289e4136c8b25.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b07718e27a391b698a4289e4136c8b25.dll,#1
  2⤵
  PID:1612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 688
    3⤵
    - Program crash
    PID:3088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1612 -ip 1612
1⤵
PID:2332

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1612-0-0x0000000074B20000-0x0000000074B50000-memory.dmp

Download

memory/1612-1-0x0000000000850000-0x0000000000856000-memory.dmp