dridex | 46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4

Analysis

max time kernel
93s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-09-2024 21:21

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General

Target

46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4.dll
Size

188KB
MD5

8147419706ff2fffb70f06dcccbc7d0f
SHA1

3bfac5349f0bec82b5e5da38f2c33441432d6b68
SHA256

46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4
SHA512

434e406aa8bf102613915ec2e576d4e2223b94ba94d15f335dd768ce4dcd269f771468076afcb29e75a3cf587e322029298b8b9ff6aed99a83607d4b46eadaee
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzn9qM:aq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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

Processes:

resource	yara_rule
behavioral2/memory/2376-1-0x0000000075830000-0x0000000075860000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3636 2376 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

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

pid	pid_target	process	target process
3636	2376	WerFault.exe	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3060 wrote to memory of 2376	3060	rundll32.exe	rundll32.exe
PID 3060 wrote to memory of 2376	3060	rundll32.exe	rundll32.exe
PID 3060 wrote to memory of 2376	3060	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 692
    3⤵
    - Program crash
    PID:3636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2376 -ip 2376
1⤵
PID:1088

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/2376-0-0x0000000002BA0000-0x0000000002BA6000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000075830000-0x0000000075860000-memory.dmp

Filesize
192KB

Download
memory/2376-3-0x0000000002BA0000-0x0000000002BA6000-memory.dmp

Filesize
24KB

Download