dridex | 5df429a190cb0af9abc11ec632b4a5a116c0bd0b8aff8b9aa32f55aa3688b6b3

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 04:55

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General

Target

JaffaCakes118_5df429a190cb0af9abc11ec632b4a5a116c0bd0b8aff8b9aa32f55aa3688b6b3.dll
Size

184KB
MD5

8aae53213cbb927386dcaa4bf6409ec8
SHA1

24a2f979a57a27542fff14de05f61778b88ac5a9
SHA256

5df429a190cb0af9abc11ec632b4a5a116c0bd0b8aff8b9aa32f55aa3688b6b3
SHA512

78cc5986644c6b717be484a8bdc46c7e5efbd59fe86dfcc9d61c54d7243521164a079a03d899f7a90147df7451d78ffa895b4969b9436658c6d6aff30f72a5b3
SSDEEP

3072:jiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:jiLVCIT4WK2z1W+CUHZj4Skq/eaoZoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/3052-0-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2472	3052	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 3000 wrote to memory of 3052	3000	rundll32.exe	30
PID 3000 wrote to memory of 3052	3000	rundll32.exe	30
PID 3000 wrote to memory of 3052	3000	rundll32.exe	30
PID 3000 wrote to memory of 3052	3000	rundll32.exe	30
PID 3000 wrote to memory of 3052	3000	rundll32.exe	30
PID 3000 wrote to memory of 3052	3000	rundll32.exe	30
PID 3000 wrote to memory of 3052	3000	rundll32.exe	30
PID 3052 wrote to memory of 2472	3052	rundll32.exe	32
PID 3052 wrote to memory of 2472	3052	rundll32.exe	32
PID 3052 wrote to memory of 2472	3052	rundll32.exe	32
PID 3052 wrote to memory of 2472	3052	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5df429a190cb0af9abc11ec632b4a5a116c0bd0b8aff8b9aa32f55aa3688b6b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5df429a190cb0af9abc11ec632b4a5a116c0bd0b8aff8b9aa32f55aa3688b6b3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 220
    3⤵
    - Program crash
    PID:2472

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/3052-0-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

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memory/3052-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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