dridex | 59af29822615e0906f9198de2cf38cea9251b7d7b868cdffb287bf6e9ca68216

Analysis

max time kernel
142s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
03-02-2024 08:16

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General

Target

8bd8b1509e108851cda3ef8e94bf38a0.dll
Size

188KB
MD5

8bd8b1509e108851cda3ef8e94bf38a0
SHA1

598a7246db1ef20744a15fcffacfa7ac45d04c98
SHA256

59af29822615e0906f9198de2cf38cea9251b7d7b868cdffb287bf6e9ca68216
SHA512

207d98a984e119f2cf573815d86f1e0c077f7d396f04a48aa4071ec934fd33a4a7b96fcac53bf2b4b4db133e899fb1e1ab00755cf0836ec6480b60971e969054
SSDEEP

3072:yA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoRo:yzIqATVfQeV2FZalKq6jtGJWuTmd

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/2256-0-0x00000000751D0000-0x0000000075200000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2244	2256	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2256	2648	rundll32.exe	28
PID 2648 wrote to memory of 2256	2648	rundll32.exe	28
PID 2648 wrote to memory of 2256	2648	rundll32.exe	28
PID 2648 wrote to memory of 2256	2648	rundll32.exe	28
PID 2648 wrote to memory of 2256	2648	rundll32.exe	28
PID 2648 wrote to memory of 2256	2648	rundll32.exe	28
PID 2648 wrote to memory of 2256	2648	rundll32.exe	28
PID 2256 wrote to memory of 2244	2256	rundll32.exe	29
PID 2256 wrote to memory of 2244	2256	rundll32.exe	29
PID 2256 wrote to memory of 2244	2256	rundll32.exe	29
PID 2256 wrote to memory of 2244	2256	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8bd8b1509e108851cda3ef8e94bf38a0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8bd8b1509e108851cda3ef8e94bf38a0.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 308
    3⤵
    - Program crash
    PID:2244

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2256-0-0x00000000751D0000-0x0000000075200000-memory.dmp

Filesize
192KB

Download
memory/2256-1-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download