dridex | 338d7c366114d75b248db11391fc82b640fe144a846d22d105f745921b622816

Analysis

max time kernel
97s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 00:17

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General

Target

JaffaCakes118_338d7c366114d75b248db11391fc82b640fe144a846d22d105f745921b622816.dll
Size

188KB
MD5

0b5c51ef566c27104dcb90ba66d5e0b9
SHA1

4d4dc0890ec6c5c1582a2e5caa354be8cbd1fbc8
SHA256

338d7c366114d75b248db11391fc82b640fe144a846d22d105f745921b622816
SHA512

696c5aa5676965147e182389c836f1bf9c5176a3a7bde54a3f28bb4c33ef9ec4158881c70354f7b602fa0e56479ad21db0b8795a2688ffe305851eb430d42cb7
SSDEEP

3072:dA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:dzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery 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 family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3388-1-0x0000000075320000-0x0000000075350000-memory.dmp	dridex_ldr
behavioral2/memory/3388-2-0x0000000075320000-0x0000000075350000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
456	3388	WerFault.exe	83

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 1928 wrote to memory of 3388	1928	rundll32.exe	83
PID 1928 wrote to memory of 3388	1928	rundll32.exe	83
PID 1928 wrote to memory of 3388	1928	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_338d7c366114d75b248db11391fc82b640fe144a846d22d105f745921b622816.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_338d7c366114d75b248db11391fc82b640fe144a846d22d105f745921b622816.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 688
    3⤵
    - Program crash
    PID:456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3388 -ip 3388
1⤵
PID:4012

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/3388-0-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3388-1-0x0000000075320000-0x0000000075350000-memory.dmp

Filesize
192KB

Download
memory/3388-2-0x0000000075320000-0x0000000075350000-memory.dmp

Filesize
192KB

Download
memory/3388-3-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download