dridex | 7c42b2aacddd85353cfb363c3cecbd96031e089cb1bab9a545058af69f645f62

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:33

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General

Target

JaffaCakes118_7c42b2aacddd85353cfb363c3cecbd96031e089cb1bab9a545058af69f645f62.dll
Size

184KB
MD5

707574dad6aa87d954ea232d103d814b
SHA1

cd8be928e3a26a3ad023ee6ab7ca03d67eb23c38
SHA256

7c42b2aacddd85353cfb363c3cecbd96031e089cb1bab9a545058af69f645f62
SHA512

794d137a2353cc99f5e1b5d740882e217cea60cee66438fd3b7737a1cd0276ab275f039f24476dfbe3afe624b755bdd029c33f7e4fdd7fe76613198ac3ef3abd
SSDEEP

3072:mgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg4dA4l:XPFkq6zOe5ilSanOvd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2520-1-0x0000000074620000-0x0000000074650000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2352	2520	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 1044 wrote to memory of 2520	1044	rundll32.exe	30
PID 1044 wrote to memory of 2520	1044	rundll32.exe	30
PID 1044 wrote to memory of 2520	1044	rundll32.exe	30
PID 1044 wrote to memory of 2520	1044	rundll32.exe	30
PID 1044 wrote to memory of 2520	1044	rundll32.exe	30
PID 1044 wrote to memory of 2520	1044	rundll32.exe	30
PID 1044 wrote to memory of 2520	1044	rundll32.exe	30
PID 2520 wrote to memory of 2352	2520	rundll32.exe	31
PID 2520 wrote to memory of 2352	2520	rundll32.exe	31
PID 2520 wrote to memory of 2352	2520	rundll32.exe	31
PID 2520 wrote to memory of 2352	2520	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c42b2aacddd85353cfb363c3cecbd96031e089cb1bab9a545058af69f645f62.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7c42b2aacddd85353cfb363c3cecbd96031e089cb1bab9a545058af69f645f62.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 220
    3⤵
    - Program crash
    PID:2352

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

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Downloads

memory/2520-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2520-1-0x0000000074620000-0x0000000074650000-memory.dmp

Filesize
192KB

Download
memory/2520-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download