dridex | 54427b496d5f36da0edd907342c06abb64f9767bd10ee46e969ee10a0eb684db

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 17:58

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General

Target

54427b496d5f36da0edd907342c06abb64f9767bd10ee46e969ee10a0eb684db.dll
Size

184KB
MD5

a015387c1dc2d51cef4fc03ca2cd08ac
SHA1

e8d34c9705b02717d67c688a4918f6056a5c3a68
SHA256

54427b496d5f36da0edd907342c06abb64f9767bd10ee46e969ee10a0eb684db
SHA512

36a43657424fa6050252be3d661168096024529390a0c834cf2eb1de8528f2c01099a63fc1bcfeaf1cebf056b02a3c79cc1d215ab61e22843e825053aa5c8ca5
SSDEEP

3072:OiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao7lzoxss7:OiLVCIT4WK2z1W+CUHZj4Skq/eaoBoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4252-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5036	4252	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 4252	3240	rundll32.exe	82
PID 3240 wrote to memory of 4252	3240	rundll32.exe	82
PID 3240 wrote to memory of 4252	3240	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54427b496d5f36da0edd907342c06abb64f9767bd10ee46e969ee10a0eb684db.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\54427b496d5f36da0edd907342c06abb64f9767bd10ee46e969ee10a0eb684db.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 616
    3⤵
    - Program crash
    PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4252 -ip 4252
1⤵
PID:4608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4252-0-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download
memory/4252-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp

Filesize
188KB

Download
memory/4252-3-0x0000000000BE0000-0x0000000000BE6000-memory.dmp

Filesize
24KB

Download