dridex | 54d4a9e3965b127e28e7899e9c0d6266dc1c57a0da27946cf69376682d6011bc

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-03-2024 16:02

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General

Target

e20f39ca5ba584e215ba43e4248aca84.dll
Size

188KB
MD5

e20f39ca5ba584e215ba43e4248aca84
SHA1

252aad40d54bfdb10de28788e3cceee931bf0cb6
SHA256

54d4a9e3965b127e28e7899e9c0d6266dc1c57a0da27946cf69376682d6011bc
SHA512

57e8db2c0aef5ecb92b7c18f09295a2837c6e0aa8d73af9ee956c638c6067c3a3b19fa8918b97377b64e47f12d516c7c3e5c500e5de2ab4365a4cd512976e3a4
SSDEEP

3072:EA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoio:EzIqATVfQeV2FZalKq6jtGJWuTmd

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/2060-0-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr
behavioral1/memory/2060-2-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2916 2060 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2916	2060	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2476 wrote to memory of 2060	2476	rundll32.exe	rundll32.exe
PID 2476 wrote to memory of 2060	2476	rundll32.exe	rundll32.exe
PID 2476 wrote to memory of 2060	2476	rundll32.exe	rundll32.exe
PID 2476 wrote to memory of 2060	2476	rundll32.exe	rundll32.exe
PID 2476 wrote to memory of 2060	2476	rundll32.exe	rundll32.exe
PID 2476 wrote to memory of 2060	2476	rundll32.exe	rundll32.exe
PID 2476 wrote to memory of 2060	2476	rundll32.exe	rundll32.exe
PID 2060 wrote to memory of 2916	2060	rundll32.exe	WerFault.exe
PID 2060 wrote to memory of 2916	2060	rundll32.exe	WerFault.exe
PID 2060 wrote to memory of 2916	2060	rundll32.exe	WerFault.exe
PID 2060 wrote to memory of 2916	2060	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e20f39ca5ba584e215ba43e4248aca84.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2476

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e20f39ca5ba584e215ba43e4248aca84.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 300
3⤵
- Program crash
PID:2916

MITRE ATT&CK Matrix

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Downloads

memory/2060-0-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/2060-1-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2060-2-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download