93e1c2ea99a9b47a688586d1f562dc93c161fde29eb41d00b60728277b3ba4ca

Analysis

max time kernel
91s
max time network
96s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
02-11-2024 06:23

Target

$PLUGINSDIR/SimpleSC.dll
Size

1.1MB
MD5

7b89329c6d8693fb2f6a4330100490a0
SHA1

851b605cdc1c390c4244db56659b6b9aa8abd22c
SHA256

1620cdf739f459d1d83411f93648f29dcf947a910cc761e85ac79a69639d127d
SHA512

ac07972987ee610a677ea049a8ec521a720f7352d8b93411a95fd4b35ec29bfd1d6ccf55b48f32cc84c3dceef05855f723a88708eb4cf23caec77e7f6596786a
SSDEEP

12288:fRdJsAp4dXFcLBz75cwoCmJKHwe6VuoH9v0D/LF5mM6:fBsmyVS151oCmJKE1dv0DX

Score

3^/10

discovery

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

708 4220 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
708	4220	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4232 wrote to memory of 4220	4232	rundll32.exe	rundll32.exe
PID 4232 wrote to memory of 4220	4232	rundll32.exe	rundll32.exe
PID 4232 wrote to memory of 4220	4232	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SimpleSC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4232

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SimpleSC.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:4220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4220 -s 500
3⤵
- Program crash
PID:708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4220 -ip 4220
1⤵
PID:3956

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/4220-0-0x00000000009F0000-0x0000000000B0C000-memory.dmp

Filesize
1.1MB

Download
memory/4220-1-0x00000000009F0000-0x0000000000B0C000-memory.dmp

Filesize
1.1MB

Download