3e9577a0042aa60a8be5cc4f7d61b196131e1d030921347f7cc251246a2ea389 | Triage

Analysis

max time kernel
125s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11-05-2024 12:43

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General

Target

$PLUGINSDIR/ButtonEvent.dll
Size

4KB
MD5

fad9d09fc0267e8513b8628e767b2604
SHA1

bea76a7621c07b30ed90bedef4d608a5b9e15300
SHA256

5d913c6be9c9e13801acc5d78b11d9f3cd42c1b3b3cad8272eb6e1bfb06730c2
SHA512

b39c5ea8aea0640f5a32a1fc03e8c8382a621c168980b3bc5e2897932878003b2b8ef75b3ad68149c35420d652143e2ef763b6a47d84ec73621017f0273e2805

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3932 4440 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 212 wrote to memory of 4440	212	rundll32.exe	rundll32.exe
PID 212 wrote to memory of 4440	212	rundll32.exe	rundll32.exe
PID 212 wrote to memory of 4440	212	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ButtonEvent.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:212

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\ButtonEvent.dll,#1
2⤵
PID:4440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 608
3⤵
- Program crash
PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4440 -ip 4440
1⤵
PID:3776

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=4252,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=4248 /prefetch:8
1⤵
PID:4684

Network

MITRE ATT&CK Matrix

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