dridex | e75810da791d76320294dc8d9ccf9bcbde97c28f4d8145171bdfef651ddbf46a

Analysis

max time kernel
146s
max time network
133s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22-12-2023 15:10

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General

Target

d3438a8bcc669555023c27a6eac21cfd.dll
Size

184KB
MD5

d3438a8bcc669555023c27a6eac21cfd
SHA1

37c2a5bff1ee8cea4254ec6e764149982998b199
SHA256

e75810da791d76320294dc8d9ccf9bcbde97c28f4d8145171bdfef651ddbf46a
SHA512

84d792dd14a37c6a58aca322c3e5865c2d9a65913af72c6ac59b6db306baf414909a188b5302ceee66bdec7fa1661ed5847d918b50b7498ed317dbc28bbb2a86
SSDEEP

3072:2gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg6dA4l:nPFkq6zOe5ilSanOtd

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/1220-0-0x0000000075030000-0x0000000075060000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2292	1220	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 1220	1744	rundll32.exe	28
PID 1744 wrote to memory of 1220	1744	rundll32.exe	28
PID 1744 wrote to memory of 1220	1744	rundll32.exe	28
PID 1744 wrote to memory of 1220	1744	rundll32.exe	28
PID 1744 wrote to memory of 1220	1744	rundll32.exe	28
PID 1744 wrote to memory of 1220	1744	rundll32.exe	28
PID 1744 wrote to memory of 1220	1744	rundll32.exe	28
PID 1220 wrote to memory of 2292	1220	rundll32.exe	29
PID 1220 wrote to memory of 2292	1220	rundll32.exe	29
PID 1220 wrote to memory of 2292	1220	rundll32.exe	29
PID 1220 wrote to memory of 2292	1220	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3438a8bcc669555023c27a6eac21cfd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3438a8bcc669555023c27a6eac21cfd.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 224
    3⤵
    - Program crash
    PID:2292

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1220-0-0x0000000075030000-0x0000000075060000-memory.dmp

Filesize
192KB

Download
memory/1220-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download