dridex | c18c3cd45a6eeed1f48351095575548b188d62154f756072f4d42e1681a63d35

Analysis

max time kernel
139s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 02:09

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General

Target
ca3587cb6104ac889314c349247b2e77.dll
Size 188KB
Sample240315-cleegsga67
SHA256 c18c3cd45a6eeed1f48351095575548b188d62154f756072f4d42e1681a63d35
MD5 ca3587cb6104ac889314c349247b2e77
SHA1 0a3b18bf44b54fbb36dd89df81923f6cddd0854f
SHA512 a704d7d239622b7cc58373899d56300e0ccaba2aea36068a5904a3f8c7716d32107dc8b34de1cfd7fc2e4efb57102b21d7120065cf24fd76df5574a1e852e6fb
SSDEEP 3072:YA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:YzIqATVfQeV2FZalKq6jtGJWuTmd
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/4548-0-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4140	4548	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 4548	3148	rundll32.exe	89
PID 3148 wrote to memory of 4548	3148	rundll32.exe	89
PID 3148 wrote to memory of 4548	3148	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca3587cb6104ac889314c349247b2e77.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca3587cb6104ac889314c349247b2e77.dll,#1
  2⤵
  PID:4548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 664
    3⤵
    - Program crash
    PID:4140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4548 -ip 4548
1⤵
PID:3932

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4548-0-0x00000000753E0000-0x0000000075410000-memory.dmp

Download

memory/4548-2-0x0000000000BF0000-0x0000000000BF6000-memory.dmp