dridex | c2f81997412bc8eadcefe592952638d3ec5797bdc528f1f3744ba0a17546a2cc

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 11:35

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General

Target

fcae6c6176146819ff55cae66597be8a_JaffaCakes118.dll
Size

184KB
MD5

fcae6c6176146819ff55cae66597be8a
SHA1

6a4d83fa13dd004da15c8403ba79e97d39d6d5b9
SHA256

c2f81997412bc8eadcefe592952638d3ec5797bdc528f1f3744ba0a17546a2cc
SHA512

1e287c3c71d4feed2c7420281d1880524fdb56eb74a3a4e6297f75594410bcf5299f9e7b9c4221fa9f6844e4485982af38b5616f3a3673b6d60a74fb20034bea
SSDEEP

3072:2hd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JdVQcY:23fOeIv54W6SFKfc9me9v9/JdV

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/2604-1-0x0000000074F00000-0x0000000074F30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2516 2604 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2516	2604	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2252 wrote to memory of 2604	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2604	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2604	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2604	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2604	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2604	2252	rundll32.exe	rundll32.exe
PID 2252 wrote to memory of 2604	2252	rundll32.exe	rundll32.exe
PID 2604 wrote to memory of 2516	2604	rundll32.exe	WerFault.exe
PID 2604 wrote to memory of 2516	2604	rundll32.exe	WerFault.exe
PID 2604 wrote to memory of 2516	2604	rundll32.exe	WerFault.exe
PID 2604 wrote to memory of 2516	2604	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fcae6c6176146819ff55cae66597be8a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2252

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fcae6c6176146819ff55cae66597be8a_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 280
3⤵
- Program crash
PID:2516

MITRE ATT&CK Matrix

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Downloads

memory/2604-1-0x0000000074F00000-0x0000000074F30000-memory.dmp

Filesize
192KB

Download
memory/2604-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download