dridex | 852bdcd27fbdf2666020622a5218a446904114b62c2c3b9087d0788fef2d8596

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:27

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General

Target

JaffaCakes118_852bdcd27fbdf2666020622a5218a446904114b62c2c3b9087d0788fef2d8596.dll
Size

188KB
MD5

a63500adce5189f773f66f4f6c97f5b1
SHA1

35258b93c839a3c80c31c264c82451046e29ea30
SHA256

852bdcd27fbdf2666020622a5218a446904114b62c2c3b9087d0788fef2d8596
SHA512

fded1f00692ac40c113d002ffd2d711aebcf032e3f3f7e45bfc82d40ae0eb61c411e7fba56e03e855261c75a9e9c3e652fe8b0d5abdd1d3f981f18388ee3cf40
SSDEEP

3072:tteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzl9qM:Zq7fYIHBZkTB6DWruUCOwjt

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/2484-0-0x0000000074710000-0x0000000074740000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2888	2484	WerFault.exe	31

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 1708 wrote to memory of 2484	1708	rundll32.exe	31
PID 1708 wrote to memory of 2484	1708	rundll32.exe	31
PID 1708 wrote to memory of 2484	1708	rundll32.exe	31
PID 1708 wrote to memory of 2484	1708	rundll32.exe	31
PID 1708 wrote to memory of 2484	1708	rundll32.exe	31
PID 1708 wrote to memory of 2484	1708	rundll32.exe	31
PID 1708 wrote to memory of 2484	1708	rundll32.exe	31
PID 2484 wrote to memory of 2888	2484	rundll32.exe	32
PID 2484 wrote to memory of 2888	2484	rundll32.exe	32
PID 2484 wrote to memory of 2888	2484	rundll32.exe	32
PID 2484 wrote to memory of 2888	2484	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_852bdcd27fbdf2666020622a5218a446904114b62c2c3b9087d0788fef2d8596.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_852bdcd27fbdf2666020622a5218a446904114b62c2c3b9087d0788fef2d8596.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 300
    3⤵
    - Program crash
    PID:2888

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/2484-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2484-0-0x0000000074710000-0x0000000074740000-memory.dmp

Filesize
192KB

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