dridex | ceb9ceea86830340fb52745592812cad65c3876d2853e11431fd47155ac5a150

Analysis

max time kernel
142s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 14:42

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General

Target

ff83f79bea49ecb9e50be865b2d18637_JaffaCakes118.dll
Size

188KB
MD5

ff83f79bea49ecb9e50be865b2d18637
SHA1

51c1bbc1fc3a120c917842f712024abddcaa3110
SHA256

ceb9ceea86830340fb52745592812cad65c3876d2853e11431fd47155ac5a150
SHA512

8076768f22f1de1618eaa7d29fd600423c9743cb0a49cb40ff35de3a939f67f5a4cbf9586ace029d62c0f0979cc11d831f3d92383dcbdf0b69d9101b02459ed5
SSDEEP

3072:SA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAogo:SzIqATVfQeV2FZalKq6jtGJWuTmd

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/2924-0-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr
behavioral1/memory/2924-2-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2752 2924 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2752	2924	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3000 wrote to memory of 2924	3000	rundll32.exe	rundll32.exe
PID 3000 wrote to memory of 2924	3000	rundll32.exe	rundll32.exe
PID 3000 wrote to memory of 2924	3000	rundll32.exe	rundll32.exe
PID 3000 wrote to memory of 2924	3000	rundll32.exe	rundll32.exe
PID 3000 wrote to memory of 2924	3000	rundll32.exe	rundll32.exe
PID 3000 wrote to memory of 2924	3000	rundll32.exe	rundll32.exe
PID 3000 wrote to memory of 2924	3000	rundll32.exe	rundll32.exe
PID 2924 wrote to memory of 2752	2924	rundll32.exe	WerFault.exe
PID 2924 wrote to memory of 2752	2924	rundll32.exe	WerFault.exe
PID 2924 wrote to memory of 2752	2924	rundll32.exe	WerFault.exe
PID 2924 wrote to memory of 2752	2924	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff83f79bea49ecb9e50be865b2d18637_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff83f79bea49ecb9e50be865b2d18637_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2924 -s 308
3⤵
- Program crash
PID:2752

MITRE ATT&CK Matrix

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Downloads

memory/2924-0-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/2924-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2924-2-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download