dridex | 9a6a91c5ef63d32be3ede19727439d631b1cd76900675df74d2aaff21c0f528b

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
23/12/2024, 17:19

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General

Target

JaffaCakes118_9a6a91c5ef63d32be3ede19727439d631b1cd76900675df74d2aaff21c0f528b.dll
Size

188KB
MD5

6f4f1c395166255fd23024fae5766b17
SHA1

5e18bfcd30087d1d8eca223541ecff685a688286
SHA256

9a6a91c5ef63d32be3ede19727439d631b1cd76900675df74d2aaff21c0f528b
SHA512

f719b2ac956aa3e3adcc6629689c4c3457aa53c201235af0a675355c6944b580ebb4e6c65b5d85dfed897e4bfed394b40fb7a32c0d1e0c555af1ffe6c589cd65
SSDEEP

3072:1teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzS9qM:Rq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1720-1-0x0000000074B20000-0x0000000074B50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2264	1720	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 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32
PID 1720 wrote to memory of 2264	1720	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a6a91c5ef63d32be3ede19727439d631b1cd76900675df74d2aaff21c0f528b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a6a91c5ef63d32be3ede19727439d631b1cd76900675df74d2aaff21c0f528b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -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/1720-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1720-1-0x0000000074B20000-0x0000000074B50000-memory.dmp

Filesize
192KB

Download
memory/1720-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download