3924b57f8993a880d53e1e4e18eb6ba9b5dc610cbb00345c954c7e8a9078c309

Analysis

max time kernel
898s
max time network
548s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/08/2026, 21:00

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General

Target
$PLUGINSDIR/System.dll
Size 22KB
Sample260802-ztscmsfq2x
SHA256 3924b57f8993a880d53e1e4e18eb6ba9b5dc610cbb00345c954c7e8a9078c309
MD5 86a488bf743dfab80ff142713adb5d48
SHA1 02e4b39f2fa40cd4edcc42cb524dc3ce911bfdac
SHA512 0ed09bcddd5bd13a91e7b99b78e37a01a36d62a29ad74acaacbe0da6446c8523e83ed2c089d2847e4d1ba467da93e2fd2de104feb51bcda445511b334bf932c8
SSDEEP 384:h8QIl975eXqlWBrz7YLOl6q6ki2/id91/wfT3ir2WSx7bLo0w4I:hgPgrfYLO8F26s3iPmbLVa
TLSH
T1F6A290473A2415F3EBC28578D0DAAA235E7172829EF44C93AA9286897D107D27F7D10F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4552	4852	WerFault.exe	85

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 1 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 4852	4692	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4692
- 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:4852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4852 -s 612
    3⤵
    - Program crash
    PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4852 -ip 4852
1⤵
PID:2264

Network

MITRE ATT&CK Enterprise v16

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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