263975e4f5afc90e91f9f601080b92c9fbc5e471132f63ad01c6c4f99b33b83a

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
17/08/2026, 19:30

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General

Target
Microsoft.VC142.CRT/concrt140.dll
Size 237KB
Sample260817-x77clsdd65
SHA256 263975e4f5afc90e91f9f601080b92c9fbc5e471132f63ad01c6c4f99b33b83a
MD5 9ad549c121108b3b1408a30bee325d08
SHA1 898ffc728087861e619dababd8e65cc902276d06
SHA512 9a9005acf2af86d6a0a95773e968d98e90b7e71e8e71d58949ff51aad49050dca57d94a19671b1b5026bd74e7b627f31d0c8a50bb66ab740d629022c3a95d579
SSDEEP 6144:aLy1UNAZHA2nSG5LbEcutDsSaqiOHYb836TLLOeHFQyS9uLms12z/NpJ9yne:2hkH0Yb83KLxmuLmdzoe
TLSH
T13E345DA1344044F7F77B07368828D7B991BEA68027EB81D71F6CA64A1E646C1EB33593
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3816	5824	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 5828 wrote to memory of 5824	5828	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Microsoft.VC142.CRT\concrt140.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Microsoft.VC142.CRT\concrt140.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5824 -s 604
    3⤵
    - Program crash
    PID:3816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5824 -ip 5824
1⤵
PID:2904

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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