dridex | a23a2f227f41e6407232382681a151fbca618c20d6fc94c634ce874b4c50a942

Analysis

max time kernel
16s
max time network
19s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 10:18 UTC

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General

Target

JaffaCakes118_a23a2f227f41e6407232382681a151fbca618c20d6fc94c634ce874b4c50a942.dll
Size

188KB
MD5

a485b476bbb67f008efbb496b0f3672e
SHA1

2f24a1b576bf1d369c16a543c1c6cba061c1b438
SHA256

a23a2f227f41e6407232382681a151fbca618c20d6fc94c634ce874b4c50a942
SHA512

5404e7e001a1db42e619dc5022854d7321c5c61bf0e67381d1402998e540ad3a24a1c13351c03abbe9b2adbf81ebd939680f67be6b2c5a02e126f52be0d71f22
SSDEEP

3072:JteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Fq7fYIHBZkTB6DWruUCOwjt

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

1
O8gS34J9YSWjLHlls2UUrobOVwkv2gxcuQGDftg29

rc4.plain

1
uKMtcv1AqGZruPo9ospRTBws8THw75AMb8FgkX5O4e9TcekeUYyEZPcdBYFbpQD81

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/2468-0-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1688	2468	WerFault.exe	28

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 848 wrote to memory of 2468	848	rundll32.exe	28
PID 848 wrote to memory of 2468	848	rundll32.exe	28
PID 848 wrote to memory of 2468	848	rundll32.exe	28
PID 848 wrote to memory of 2468	848	rundll32.exe	28
PID 848 wrote to memory of 2468	848	rundll32.exe	28
PID 848 wrote to memory of 2468	848	rundll32.exe	28
PID 848 wrote to memory of 2468	848	rundll32.exe	28
PID 2468 wrote to memory of 1688	2468	rundll32.exe	29
PID 2468 wrote to memory of 1688	2468	rundll32.exe	29
PID 2468 wrote to memory of 1688	2468	rundll32.exe	29
PID 2468 wrote to memory of 1688	2468	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a23a2f227f41e6407232382681a151fbca618c20d6fc94c634ce874b4c50a942.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a23a2f227f41e6407232382681a151fbca618c20d6fc94c634ce874b4c50a942.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2468 -s 300
    3⤵
    - Program crash
    PID:1688

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/2468-0-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/2468-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download