dridex | 37ae7e1a78334bb2cdbad135eb86443eddbb6096f6b1887988c67748d73a4289

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
15/04/2024, 16:08

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General

Target
f174e437de5d3241a3adde91e24492f2_JaffaCakes118.dll
Size 188KB
Sample240415-tk9yfaae72
SHA256 37ae7e1a78334bb2cdbad135eb86443eddbb6096f6b1887988c67748d73a4289
MD5 f174e437de5d3241a3adde91e24492f2
SHA1 af6dbe8abd801cba80d6cc1723a67c408c272cea
SHA512 b274f33b7f0877ba2b1cbeaa4a5ecbdece12f8b9a98486e88a7e302484cee5d543b163172c720c56ab4f2754609d03050d67f6faf98dbcc227f41ac6d11e71bc
SSDEEP 3072:DA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoTo:DzIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4444-0-0x0000000075040000-0x0000000075070000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1964	4444	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 932 wrote to memory of 4444	932	rundll32.exe	84
PID 932 wrote to memory of 4444	932	rundll32.exe	84
PID 932 wrote to memory of 4444	932	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f174e437de5d3241a3adde91e24492f2_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f174e437de5d3241a3adde91e24492f2_JaffaCakes118.dll,#1
  2⤵
  PID:4444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4444 -s 692
    3⤵
    - Program crash
    PID:1964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 4444 -ip 4444
1⤵
PID:2984

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4444-0-0x0000000075040000-0x0000000075070000-memory.dmp

Download

memory/4444-1-0x0000000000BA0000-0x0000000000BA6000-memory.dmp