dridex | 6ecfeb135afa508ee65daa3e093d5fc6ffd1bbbe8e87842608df9a92522ee18b

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07-03-2024 20:39

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General

Target

b999b8b4807574cfc9d89c9d436db66d.dll
Size

188KB
MD5

b999b8b4807574cfc9d89c9d436db66d
SHA1

20ab30dcf8deedb899b2959ee80cb7822baa6b5d
SHA256

6ecfeb135afa508ee65daa3e093d5fc6ffd1bbbe8e87842608df9a92522ee18b
SHA512

35f61ae1ca3e4edc36c6d646bb33b07b1400276ccbc8a1caff838200ac0eb4fd50672e725563a259ce82598f286ed967395dcc6420dd155ae7842c5fd04c330b
SSDEEP

3072:MA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo8o:MzIqATVfQeV2FZalKq6jtGJWuTmd

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/3712-0-0x0000000075510000-0x0000000075540000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4728	3712	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3248 wrote to memory of 3712	3248	rundll32.exe	88
PID 3248 wrote to memory of 3712	3248	rundll32.exe	88
PID 3248 wrote to memory of 3712	3248	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b999b8b4807574cfc9d89c9d436db66d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b999b8b4807574cfc9d89c9d436db66d.dll,#1
  2⤵
  PID:3712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3712 -s 688
    3⤵
    - Program crash
    PID:4728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3712 -ip 3712
1⤵
PID:1004

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3712-0-0x0000000075510000-0x0000000075540000-memory.dmp

Filesize
192KB

Download
memory/3712-1-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

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