6c21b0fb2c6bbb62b6a7de80eece5851beceb564497ed090e828ee0e394a13c6 | Triage

Analysis

max time kernel
143s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 08:21

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General

Target

$PLUGINSDIR/KillProcDLL.dll
Size

4KB
MD5

99f345cf51b6c3c317d20a81acb11012
SHA1

b3d0355f527c536ea14a8ff51741c8739d66f727
SHA256

c2689ba1f66066afce85ca6457ecd36370be0fe351c58422e45efd0948655c93
SHA512

937aa75be84a74f2be3b54dc80fac02c17dad1915d924ef82ab354d2a49bc773ee6d801203c52686113783a7c7ea0e8ed8e673ba696d6d3212f7006e291ed2ef

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1976 4552 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4820 wrote to memory of 4552	4820	rundll32.exe	rundll32.exe
PID 4820 wrote to memory of 4552	4820	rundll32.exe	rundll32.exe
PID 4820 wrote to memory of 4552	4820	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KillProcDLL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4820

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KillProcDLL.dll,#1
2⤵
PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 600
3⤵
- Program crash
PID:1976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4552 -ip 4552
1⤵
PID:4564

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 --mojo-platform-channel-handle=1028 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
1⤵
PID:5020

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4552-0-0x0000000010000000-0x0000000010003000-memory.dmp

Filesize
12KB

Download
memory/4552-1-0x0000000010000000-0x0000000010003000-memory.dmp

Filesize
12KB

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