dridex | 46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4

Analysis

max time kernel
140s
max time network
125s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02-09-2024 21:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
behavioral1/memory/2544-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2476	2544	WerFault.exe	30

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

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 2384 wrote to memory of 2544	2384	rundll32.exe	30
PID 2384 wrote to memory of 2544	2384	rundll32.exe	30
PID 2384 wrote to memory of 2544	2384	rundll32.exe	30
PID 2384 wrote to memory of 2544	2384	rundll32.exe	30
PID 2384 wrote to memory of 2544	2384	rundll32.exe	30
PID 2384 wrote to memory of 2544	2384	rundll32.exe	30
PID 2384 wrote to memory of 2544	2384	rundll32.exe	30
PID 2544 wrote to memory of 2476	2544	rundll32.exe	32
PID 2544 wrote to memory of 2476	2544	rundll32.exe	32
PID 2544 wrote to memory of 2476	2544	rundll32.exe	32
PID 2544 wrote to memory of 2476	2544	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\46be2d1fdd401794dfe06542ce76b1304c14514601a27b11b2146baa6457a2b4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 300
    3⤵
    - Program crash
    PID:2476

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2544-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2544-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp

Filesize
192KB

Download
memory/2544-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download