dridex | c3741ac46a6bcb85cae5d505d5b7df36cf88d5237b8b5cf5780bd350aa938377

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:37

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General

Target

269cbc39cc0d1e6b5df1a109f61cf5dd.dll
Size

188KB
MD5

269cbc39cc0d1e6b5df1a109f61cf5dd
SHA1

0c4772599fd04812284a2796abfe8ae51293752d
SHA256

c3741ac46a6bcb85cae5d505d5b7df36cf88d5237b8b5cf5780bd350aa938377
SHA512

194b2efad7a5bca8fd68612aeb6b525e93d3984bcecc1135a545630725e46fb0a6a50943bae66646c3fb060fa1a73037995470dff11e3b25a1ffc661668654fd
SSDEEP

3072:sA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo: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

resource	yara_rule
behavioral2/memory/4320-1-0x00000000750E0000-0x0000000075110000-memory.dmp	dridex_ldr
behavioral2/memory/4320-0-0x00000000750E0000-0x0000000075110000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4736	4320	WerFault.exe	14

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3264 wrote to memory of 4320	3264	rundll32.exe	14
PID 3264 wrote to memory of 4320	3264	rundll32.exe	14
PID 3264 wrote to memory of 4320	3264	rundll32.exe	14

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\269cbc39cc0d1e6b5df1a109f61cf5dd.dll,#1
1⤵
PID:4320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 688
  2⤵
  - Program crash
  PID:4736

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\269cbc39cc0d1e6b5df1a109f61cf5dd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4320 -ip 4320
1⤵
PID:3856

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4320-2-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/4320-1-0x00000000750E0000-0x0000000075110000-memory.dmp

Filesize
192KB

Download
memory/4320-0-0x00000000750E0000-0x0000000075110000-memory.dmp

Filesize
192KB

Download