dridex | a6c79506b4ca2487778585caa3d03c693f58cf6a9f50fe7a24056e053dc18d39

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 11:18

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General

Target
f5a6259d5ebe284b874ef7f2f1674574_JaffaCakes118.dll
Size 188KB
Sample240417-nektgada83
SHA256 a6c79506b4ca2487778585caa3d03c693f58cf6a9f50fe7a24056e053dc18d39
MD5 f5a6259d5ebe284b874ef7f2f1674574
SHA1 e6fcfb9fe80d42f50c3aacd52170b5d347d9a6e7
SHA512 6afbeaaf48a38dfe635a0691fb71ab92743abc5ac084d98c407bdfff0ee7ad500296daaeafcd2f1b74664259737fe6f5b86e5f84ab877387198cae45708f0d7b
SSDEEP 3072:gA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoro:gzIqATVfQeV2FZalKq6jtGJWuTmd
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/4256-0-0x00000000754B0000-0x00000000754E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4524	4256	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 4256	4580	rundll32.exe	82
PID 4580 wrote to memory of 4256	4580	rundll32.exe	82
PID 4580 wrote to memory of 4256	4580	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5a6259d5ebe284b874ef7f2f1674574_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5a6259d5ebe284b874ef7f2f1674574_JaffaCakes118.dll,#1
  2⤵
  PID:4256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4256 -s 688
    3⤵
    - Program crash
    PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4256 -ip 4256
1⤵
PID:1276

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4256-0-0x00000000754B0000-0x00000000754E0000-memory.dmp

Download

memory/4256-1-0x0000000000790000-0x0000000000796000-memory.dmp