dridex | c0971e7ded0f21e6b2cf348587a6ffba3fe0823680985059d8f8f28119cebaff

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 00:02

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General

Target

f239dea4882b3a7546d8cc8e33f26050_JaffaCakes118.dll
Size

184KB
MD5

f239dea4882b3a7546d8cc8e33f26050
SHA1

b382a503b559b287975febda2dad6ba16c0631ab
SHA256

c0971e7ded0f21e6b2cf348587a6ffba3fe0823680985059d8f8f28119cebaff
SHA512

55f793a5219db8f865bfb618e7f320de7fd1bad60ee8989a4be559cbc7c01795c745f116282b733747096cc5c3e01e4c85c14fa6acec196a818c0a588f63cef3
SSDEEP

3072:mhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33J5VQcY:m3fOeIv54W6SFKfc9me9v9/J5V

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

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

Processes:

resource	yara_rule
behavioral1/memory/2748-0-0x0000000074C00000-0x0000000074C30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3020 2748 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3020	2748	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2024 wrote to memory of 2748	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 2748	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 2748	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 2748	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 2748	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 2748	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 2748	2024	rundll32.exe	rundll32.exe
PID 2748 wrote to memory of 3020	2748	rundll32.exe	WerFault.exe
PID 2748 wrote to memory of 3020	2748	rundll32.exe	WerFault.exe
PID 2748 wrote to memory of 3020	2748	rundll32.exe	WerFault.exe
PID 2748 wrote to memory of 3020	2748	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f239dea4882b3a7546d8cc8e33f26050_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f239dea4882b3a7546d8cc8e33f26050_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 280
3⤵
- Program crash
PID:3020

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2748-0-0x0000000074C00000-0x0000000074C30000-memory.dmp

Filesize
192KB

Download
memory/2748-2-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download