77a2a3097c0af6e884d2f7643dfe38094453309dd2433c33730fca10a0477411

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/10/2026, 20:52

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General

Target
Addins/WebViewPreviewer/x86/WebView2Loader.dll
Size 107KB
Sample261029-zn2dcsf18m
SHA256 77a2a3097c0af6e884d2f7643dfe38094453309dd2433c33730fca10a0477411
MD5 0fc6f5b0b3babdf352024844d2a756d5
SHA1 1b58e7c0ff1d1cd83d9aed80c8d75d8bc2b163e8
SHA512 81942fe24fdb0977ffc4e19046af49cdb3cfd4660d75a4e8f5a5db399275c9641a2615bf01c94b74fed044730144b0969160a2eaccf274ee4aae6c595e5abe15
SSDEEP 3072:ulzhJmad5M+ekPfJFVwKrSDnuP7HCt+/NyIDfEtPsn/j481+y:ulzqaHM+eCTrSDuP7ZbEtUnr51n
TLSH
T166B36B5075D0C071E6AE193D08B0EA656B3F7A60EF709DEB675516AE4E303C0DE34A2E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2568	2436	WerFault.exe	90

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 5276 wrote to memory of 2436	5276	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Addins\WebViewPreviewer\x86\WebView2Loader.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Addins\WebViewPreviewer\x86\WebView2Loader.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 516
    3⤵
    - Program crash
    PID:2568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2436 -ip 2436
1⤵
PID:6028

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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