f266e2fb3de7c85ece28032317f577ea730183e1ccc6e597005615b355e7b60e

Analysis

max time kernel
92s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 11:41

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General

Target

LenovoSdk/x86/WebView2Loader.dll
Size

104KB
MD5

29938d9e2f27e281dd8545ad364e6fa8
SHA1

25aa113097aa11e13442b7c8893631d7f5fe2f06
SHA256

49c0650616eadfa63394558cd1d3ed9f64918d5ed38ab3ef32ad0249283df0ef
SHA512

6dadd004471554a160528b509bc2b3382d535e9b06208de22ad4d1079cece9a3f9948ed005730195f1a40f973017ab0c3312bcb2de16dc7dcc199c741e082672
SSDEEP

3072:Q8oKJ5W9LqSv6CB8GP1TZqoc6Y8DbEt+9JMkMluW:uKbsL8G2+EtWJkluW

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3092	4616	WerFault.exe	82

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 2200 wrote to memory of 4616	2200	rundll32.exe	82
PID 2200 wrote to memory of 4616	2200	rundll32.exe	82
PID 2200 wrote to memory of 4616	2200	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\LenovoSdk\x86\WebView2Loader.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\LenovoSdk\x86\WebView2Loader.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 600
    3⤵
    - Program crash
    PID:3092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4616 -ip 4616
1⤵
PID:5092

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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