0c5e50cea2aabc534a5114b43953286ae1271d61966c213c23fc95b37281c4d1

Analysis

max time kernel
140s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 07:04

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General

Target

runtimes/win-x86/native/WebView2Loader.dll
Size

113KB
MD5

9d7744e15bb8e3d005079b18979c8544
SHA1

7b326c96e5f3f6baaf6e9390b119a4ffb3df2c64
SHA256

cc2f661aac9c05646933f717e629a69be93d8d06803066289d6dc1105aac6cd2
SHA512

732fd17714ec5ef0afd8f17d06adc895e93bea4585b6b1dabcf95c3fbe808e7b31a19c13cccfac0b30cd425cf96926749a0373a861f55fa8db442430803f4a25
SSDEEP

3072:rJ7FfqJR70vRq2KVsCKKa/gqeNZ/TvxEtJlAlp8Ugr4fm9IxK:r7fqJRQY0RKD5EtJeTMr2mV

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1848	4440	WerFault.exe	84

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 4420 wrote to memory of 4440	4420	rundll32.exe	84
PID 4420 wrote to memory of 4440	4420	rundll32.exe	84
PID 4420 wrote to memory of 4440	4420	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\runtimes\win-x86\native\WebView2Loader.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\runtimes\win-x86\native\WebView2Loader.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 600
    3⤵
    - Program crash
    PID:1848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4440 -ip 4440
1⤵
PID:2548

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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