dridex | 9a999803fce15ce9d7748476b62f427f3d539025fbeedd388edca4f6ce0d0626

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-03-2024 14:57

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General

Target

e1f150f0fdd7419dc1c4b7f023000681.dll
Size

188KB
MD5

e1f150f0fdd7419dc1c4b7f023000681
SHA1

cfe0d0f2cc45b721f66477cbd5c6a52bab1b2bd1
SHA256

9a999803fce15ce9d7748476b62f427f3d539025fbeedd388edca4f6ce0d0626
SHA512

548496941615d9b6b364ff9d9d077fc6aa0b1b779d72b840b788424f435905eef2268c6bd41bec7a66926e467ccdc7d253bbe2a1cc33e1eeae6dd7c9b3e24533
SSDEEP

3072:7A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoDo:7zIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2964-0-0x0000000074F70000-0x0000000074FA0000-memory.dmp	dridex_ldr
behavioral1/memory/2964-2-0x0000000074F70000-0x0000000074FA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2960 2964 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2960	2964	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2676 wrote to memory of 2964	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 2964	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 2964	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 2964	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 2964	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 2964	2676	rundll32.exe	rundll32.exe
PID 2676 wrote to memory of 2964	2676	rundll32.exe	rundll32.exe
PID 2964 wrote to memory of 2960	2964	rundll32.exe	WerFault.exe
PID 2964 wrote to memory of 2960	2964	rundll32.exe	WerFault.exe
PID 2964 wrote to memory of 2960	2964	rundll32.exe	WerFault.exe
PID 2964 wrote to memory of 2960	2964	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1f150f0fdd7419dc1c4b7f023000681.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2676

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1f150f0fdd7419dc1c4b7f023000681.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 300
3⤵
- Program crash
PID:2960

MITRE ATT&CK Matrix

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Downloads

memory/2964-0-0x0000000074F70000-0x0000000074FA0000-memory.dmp

Filesize
192KB

Download
memory/2964-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2964-2-0x0000000074F70000-0x0000000074FA0000-memory.dmp

Filesize
192KB

Download