9ddd2984852b80fb41546e96a1c3414a55415050761a47633d28a4faeef7a3d1

Analysis

max time kernel
1333s
max time network
1155s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
11/12/2024, 18:30

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

192639861e3dc2dc5c08bb8f8c7260d5
SHA1

58d30e460609e22fa0098bc27d928b689ef9af78
SHA256

23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
SHA512

6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
SSDEEP

192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1216	3528	WerFault.exe	80

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 3 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 3528	4876	rundll32.exe	80
PID 4876 wrote to memory of 3528	4876	rundll32.exe	80
PID 4876 wrote to memory of 3528	4876	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3528 -s 612
    3⤵
    - Program crash
    PID:1216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3528 -ip 3528
1⤵
PID:4104

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

Windows 7 deprecation

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