221e8ed761bb45fb42c5a53b0fb1a2dd44c08766a48d5b0435507d5d198f0cac | Triage

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 08:15

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General

Target

ASYCFILT.dll
Size

144KB
MD5

c89e401800de62e5702e085d898eed20
SHA1

72fb4f088c6ac02097b55fb267c76fbf5e0fa1f7
SHA256

de83c9d9203050b40c098e4143ef8f577aa90016c7a64d4f2931b57a4c43e566
SHA512

70006d70dcb47361ff43e4f7c458655ad2474b70cb917873aa77d2cc06465a68d375d36c494d154a03dbbff891df7dd6cab3d2c7b08e8650b9ff170e30838070
SSDEEP

3072:h+qD1Cd/Oa5kXFlqkFGr3CAP7LCyInPEggen5Ez:hlCd/OaaFEjCAPKyOE6na

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1624 wrote to memory of 380	1624	rundll32.exe	rundll32.exe
PID 1624 wrote to memory of 380	1624	rundll32.exe	rundll32.exe
PID 1624 wrote to memory of 380	1624	rundll32.exe	rundll32.exe
PID 1624 wrote to memory of 380	1624	rundll32.exe	rundll32.exe
PID 1624 wrote to memory of 380	1624	rundll32.exe	rundll32.exe
PID 1624 wrote to memory of 380	1624	rundll32.exe	rundll32.exe
PID 1624 wrote to memory of 380	1624	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ASYCFILT.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ASYCFILT.dll,#1
  2⤵
  PID:380

Network

MITRE ATT&CK Matrix

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