dridex | 3d32f3e85d487546d0abba75c527987b30ab14b4cae2dd17bde53a3a314cf4c6

Analysis

max time kernel
142s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30-12-2023 21:43

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General

Target

1d6a38146b9119b8a6508f6d3d51d514.dll
Size

188KB
MD5

1d6a38146b9119b8a6508f6d3d51d514
SHA1

5f73e25fcf2d21ee979197f1411375ed6e919cbc
SHA256

3d32f3e85d487546d0abba75c527987b30ab14b4cae2dd17bde53a3a314cf4c6
SHA512

9a45d0e675a6174ca6c72fb0b88cabca300f93d644cf1690e01cb7374d60be957f3534da22476e9a55ca5586a0d0bfa40bbb3cb2f58e5f31c722090f7e4ec4f1
SSDEEP

3072:+A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:+zIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral1/memory/2136-1-0x0000000074E70000-0x0000000074EA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	2136	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2136	2360	rundll32.exe	28
PID 2360 wrote to memory of 2136	2360	rundll32.exe	28
PID 2360 wrote to memory of 2136	2360	rundll32.exe	28
PID 2360 wrote to memory of 2136	2360	rundll32.exe	28
PID 2360 wrote to memory of 2136	2360	rundll32.exe	28
PID 2360 wrote to memory of 2136	2360	rundll32.exe	28
PID 2360 wrote to memory of 2136	2360	rundll32.exe	28
PID 2136 wrote to memory of 2812	2136	rundll32.exe	29
PID 2136 wrote to memory of 2812	2136	rundll32.exe	29
PID 2136 wrote to memory of 2812	2136	rundll32.exe	29
PID 2136 wrote to memory of 2812	2136	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d6a38146b9119b8a6508f6d3d51d514.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d6a38146b9119b8a6508f6d3d51d514.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 308
    3⤵
    - Program crash
    PID:2812

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2136-0-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2136-1-0x0000000074E70000-0x0000000074EA0000-memory.dmp

Filesize
192KB

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