dridex | 6f4184d837b2d0617f790d5dfc45fd29fd58365117b2046bae3ae6027ce3e5f0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:57

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General

Target

JaffaCakes118_6f4184d837b2d0617f790d5dfc45fd29fd58365117b2046bae3ae6027ce3e5f0.dll
Size

188KB
MD5

247aa2669b314765152d69b10492baee
SHA1

a447558432a5694e0c3d530f890772798334f83c
SHA256

6f4184d837b2d0617f790d5dfc45fd29fd58365117b2046bae3ae6027ce3e5f0
SHA512

19b0b29d9e967fa0ef851774d48fa69626b13da5836fbf51cf9b0dc32924a86b20c1e5c2268c661e8f1a7d1606921428c892ea3ae137fe87607a16abb40cdec3
SSDEEP

3072:uA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:uzIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2556-1-0x0000000074B20000-0x0000000074B50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2264	2556	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

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

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2556 wrote to memory of 2264	2556	rundll32.exe	32
PID 2556 wrote to memory of 2264	2556	rundll32.exe	32
PID 2556 wrote to memory of 2264	2556	rundll32.exe	32
PID 2556 wrote to memory of 2264	2556	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f4184d837b2d0617f790d5dfc45fd29fd58365117b2046bae3ae6027ce3e5f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f4184d837b2d0617f790d5dfc45fd29fd58365117b2046bae3ae6027ce3e5f0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 300
    3⤵
    - Program crash
    PID:2264

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/2556-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2556-1-0x0000000074B20000-0x0000000074B50000-memory.dmp

Filesize
192KB

Download
memory/2556-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download