dridex | f33a6e23e8eba2eb8f2a5a1a6bab5b760b9dbd950d60bd66a9decd6a0e777832

Analysis

max time kernel
141s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
05-01-2024 11:49

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General

Target

10c00e9f0b0bc101ec6b6ea9e2e9b2a3.dll
Size

188KB
MD5

10c00e9f0b0bc101ec6b6ea9e2e9b2a3
SHA1

9c6627d45feeb2cba9a9b09d95f84c4324cfbab0
SHA256

f33a6e23e8eba2eb8f2a5a1a6bab5b760b9dbd950d60bd66a9decd6a0e777832
SHA512

c81a214ad32569ba5b01ea5a875727277d2d9bde19755625bdf9adbf4d7c372e3a35a6a3957533f9194b8e037533340a14a7c371eeca10e70ba040c7d1a362c7
SSDEEP

3072:3A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo8o:3zIqATVfQeV2FZalKq6jtGJWuTmd

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/2940-0-0x0000000075530000-0x0000000075560000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2772	2940	WerFault.exe	14

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2940	2376	rundll32.exe	14
PID 2376 wrote to memory of 2940	2376	rundll32.exe	14
PID 2376 wrote to memory of 2940	2376	rundll32.exe	14
PID 2376 wrote to memory of 2940	2376	rundll32.exe	14
PID 2376 wrote to memory of 2940	2376	rundll32.exe	14
PID 2376 wrote to memory of 2940	2376	rundll32.exe	14
PID 2376 wrote to memory of 2940	2376	rundll32.exe	14
PID 2940 wrote to memory of 2772	2940	rundll32.exe	29
PID 2940 wrote to memory of 2772	2940	rundll32.exe	29
PID 2940 wrote to memory of 2772	2940	rundll32.exe	29
PID 2940 wrote to memory of 2772	2940	rundll32.exe	29

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\10c00e9f0b0bc101ec6b6ea9e2e9b2a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 308
  2⤵
  - Program crash
  PID:2772

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\10c00e9f0b0bc101ec6b6ea9e2e9b2a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2376

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2940-0-0x0000000075530000-0x0000000075560000-memory.dmp

Filesize
192KB

Download
memory/2940-1-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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