aa8b2bdf7aea5d39df6921fcff7da3c813ee4c52b0773d4e82089e1f1b724d2d | Triage

Analysis

max time kernel
139s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 02:19

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General

Target

$PLUGINSDIR/SetupPlugin.dll
Size

4.5MB
MD5

46f1cd973e9deb89f48e1aecc2247570
SHA1

3fd83b5458f9ef334009dc8db43b1a4d5d9c4262
SHA256

cf52ef0a53ca25b3cf190a08ab7b3757c19293ef16892f4d6b8255fb02e0a81c
SHA512

a3f4afa4d85e073f9b8408b5b04477fc5f9bb725f4cb771dad33764d33d2526a5a52cf5adb4d907084e9c015535beb5cf766b41bf5ae3e50eafff907de9089f3
SSDEEP

98304:Xjqq0MfpFifoXUqiIMtpcdFNFPHIuo9Wo:Xjq+4f0Uqto

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3940 2092 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3856 wrote to memory of 2092	3856	rundll32.exe	rundll32.exe
PID 3856 wrote to memory of 2092	3856	rundll32.exe	rundll32.exe
PID 3856 wrote to memory of 2092	3856	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SetupPlugin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3856

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SetupPlugin.dll,#1
2⤵
PID:2092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 688
3⤵
- Program crash
PID:3940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2092 -ip 2092
1⤵
PID:3412

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4296,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=3756 /prefetch:8
1⤵
PID:1716

Network

MITRE ATT&CK Matrix

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