64e6aad5d6628bc743196a42e28df3f8dc71cdf0d2ad4c250bab872d2a3991c7

Analysis

max time kernel
898s
max time network
611s
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

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
$PLUGINSDIR/CheckProVs.dll
Size 18KB
Sample260802-ztscmsfq2x
SHA256 64e6aad5d6628bc743196a42e28df3f8dc71cdf0d2ad4c250bab872d2a3991c7
MD5 5422e399fabd3a344e8dcc807a48637e
SHA1 59b0830698b15993671eb0dd43020041c351deb8
SHA512 9d102954e0d7bb7e69219a14158e410c18adb85d1cca9e269f3955d3fc5e61b23872313b78d16cd6488eaac0f835b233356152575bf130f8ec91e0d481aa1493
SSDEEP 384:qJqUuDf+bOQNnPV5By6ki2/iAV1/wfT3ir2WSx7bLFMGO:q8UA+bfndbd26H3iPmbLFJO
TLSH
T1B7828E6B3E2A2463EBCA09B850C5C2674D70B3926FF010E3796143DA2D957D1BF6815F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	4492	WerFault.exe	86

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 4448 wrote to memory of 4492	4448	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckProVs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CheckProVs.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 604
    3⤵
    - Program crash
    PID:2348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4492 -ip 4492
1⤵
PID:2576

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

Replay Monitor

Loading Replay Monitor...

Downloads