91046a66176dee00005b82147720807382183951e331436558521585be338072 | Triage

Analysis

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

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04/07/2024, 07:41

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

12KB
MD5

1d5c649dde35003a618b9679d5d71b92
SHA1

0409bbab3ab34f8c01289cdd847b4d1a32d05b18
SHA256

0f4d3cee24e3f310fa804983c931d3628613988a24f0be7854f63a9309b8e45f
SHA512

b432ebcc52905662d61a3f17e08e209a3f9d836a9071b3b5e80070af7ebcf34cf66c44426dda041c2a258fda4787e5692e2b35acbcd73288fb84fe3c977bbfd9
SSDEEP

384:pKlm7i+c3QW6ckPhyDEaLnA2bbBBIXwZ:8qi8BcyhEhLBbbTI

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1296	2808	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 2808	1548	rundll32.exe	87
PID 1548 wrote to memory of 2808	1548	rundll32.exe	87
PID 1548 wrote to memory of 2808	1548	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  PID:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 624
    3⤵
    - Program crash
    PID:1296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2808 -ip 2808
1⤵
PID:3796

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=4368,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
1⤵
PID:2676

Network

MITRE ATT&CK Matrix

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