dridex | c774413f0fa238ac2d32cc418a2ce86a9b239e9ee0a44819d3387ce1c53f98b0

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:31

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General

Target

JaffaCakes118_c774413f0fa238ac2d32cc418a2ce86a9b239e9ee0a44819d3387ce1c53f98b0.dll
Size

188KB
MD5

79828ac2ccfc0388d62e630b172ece68
SHA1

07a7303a9039049ea417bfba20e52c215758fcb0
SHA256

c774413f0fa238ac2d32cc418a2ce86a9b239e9ee0a44819d3387ce1c53f98b0
SHA512

914cf50d92198f37621ebc0da47cbd3bf4dec9a15c7a6060733ac28821c0d522629868384a7643086f4ca9883536a2caff2167825caf648f23f873a97b56b37b
SSDEEP

3072:xA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoMo:xzIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral1/memory/2780-0-0x0000000074AC0000-0x0000000074AF0000-memory.dmp	dridex_ldr
behavioral1/memory/2780-3-0x0000000074AC0000-0x0000000074AF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2780	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 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2696 wrote to memory of 2780	2696	rundll32.exe	30
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31
PID 2780 wrote to memory of 2700	2780	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c774413f0fa238ac2d32cc418a2ce86a9b239e9ee0a44819d3387ce1c53f98b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c774413f0fa238ac2d32cc418a2ce86a9b239e9ee0a44819d3387ce1c53f98b0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 300
    3⤵
    - Program crash
    PID:2700

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/2780-0-0x0000000074AC0000-0x0000000074AF0000-memory.dmp

Filesize
192KB

Download
memory/2780-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2780-3-0x0000000074AC0000-0x0000000074AF0000-memory.dmp

Filesize
192KB

Download