19d9dba639a3edcdd165e2c2479bc9dfc6e45d35a6f71482bf5d0282f094dd7e | Triage

Analysis

max time kernel
340s
max time network
344s
platform
windows10-2004_x64
resource
win10v2004-20230220-es
resource tags

arch:x64arch:x86image:win10v2004-20230220-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
13-06-2023 15:00

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General

Target

WebView2Loader.dll
Size

105KB
MD5

61e6b94ab6109254fbef360681f5b80d
SHA1

204a5eda5fea33a56edb33b9ccd40af635a04564
SHA256

446b4d19ed8fa1563b77a7f36261b76911b208af1d00a805d54e44b01ca3f54a
SHA512

93fad29f13c0a18e4864ddf57aeba882fb411b84f6dff993b87295a1b5e4b488433802c2150fbf25a3132379dc2eb3aa02d836059b0ef24a2db4269eb0795a9b
SSDEEP

3072:iTC3F6JkULenwAFqz5pV3+Zqocv0T+EtO5pf+gMl/1:iuV66kL5pjxEtqpWRl/1

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4140	4192	WerFault.exe	80

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 4192	3340	rundll32.exe	80
PID 3340 wrote to memory of 4192	3340	rundll32.exe	80
PID 3340 wrote to memory of 4192	3340	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WebView2Loader.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\WebView2Loader.dll,#1
  2⤵
  PID:4192
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 600
    3⤵
    - Program crash
    PID:4140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4192 -ip 4192
1⤵
PID:4196

Network

MITRE ATT&CK Matrix

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