dridex | 71e5485b75abba626aef746ab4c7545113a45f4a873d958cebce2ae2f78624fe

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
24-12-2024 11:18

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General

Target

JaffaCakes118_71e5485b75abba626aef746ab4c7545113a45f4a873d958cebce2ae2f78624fe.dll
Size

188KB
MD5

4d2fc971163441da714084a39b6567a3
SHA1

afdb81c637688da44e51cbf9925a47b069e22c45
SHA256

71e5485b75abba626aef746ab4c7545113a45f4a873d958cebce2ae2f78624fe
SHA512

8087f71380b7a673b38fc6d2934190df60825cff0bc6247b9dbfb1f448f8f94c77aff46b78855192fe6279d8248c443ba4399a532cd70941067c8b6593f5973c
SSDEEP

3072:LteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzv9qM:Dq7fYIHBZkTB6DWruUCOwjt

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/2060-1-0x0000000074D40000-0x0000000074D70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	2060	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 3060 wrote to memory of 2060	3060	rundll32.exe	30
PID 3060 wrote to memory of 2060	3060	rundll32.exe	30
PID 3060 wrote to memory of 2060	3060	rundll32.exe	30
PID 3060 wrote to memory of 2060	3060	rundll32.exe	30
PID 3060 wrote to memory of 2060	3060	rundll32.exe	30
PID 3060 wrote to memory of 2060	3060	rundll32.exe	30
PID 3060 wrote to memory of 2060	3060	rundll32.exe	30
PID 2060 wrote to memory of 2348	2060	rundll32.exe	31
PID 2060 wrote to memory of 2348	2060	rundll32.exe	31
PID 2060 wrote to memory of 2348	2060	rundll32.exe	31
PID 2060 wrote to memory of 2348	2060	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71e5485b75abba626aef746ab4c7545113a45f4a873d958cebce2ae2f78624fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71e5485b75abba626aef746ab4c7545113a45f4a873d958cebce2ae2f78624fe.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 300
    3⤵
    - Program crash
    PID:2348

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/2060-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2060-1-0x0000000074D40000-0x0000000074D70000-memory.dmp

Filesize
192KB

Download
memory/2060-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download