6522c2a699b499b0e84e13d6d3a88d0c78a4ea59af2b0fd3f0fbc22644a73751 | Triage

Analysis

max time kernel
132s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
25/05/2024, 11:54

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General

Target

VF.dll
Size

22KB
MD5

4c9345b4819695c678d2ce9688d95ffb
SHA1

805fb11f46e71cd5ae00d489f3eb7385bd55df63
SHA256

6522c2a699b499b0e84e13d6d3a88d0c78a4ea59af2b0fd3f0fbc22644a73751
SHA512

6c115342ccfe01fe529ac8c4f448531fd6912b55e941c36a943c7bae484230beda11ee5deeea816e263bf1d54e989b9cfc0d90ae24e2d77b887e6af4de36f82d
SSDEEP

384:CO90QQ/D91ZSH+chn7N6VDLvqEot7czwGQZbxEu47VP5bBSg5pxeKg:C1QM5Czz6VaEY7czwouehlfjQKg

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/1776-0-0x0000000010000000-0x0000000010021000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
220	1776	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3652 wrote to memory of 1776	3652	rundll32.exe	83
PID 3652 wrote to memory of 1776	3652	rundll32.exe	83
PID 3652 wrote to memory of 1776	3652	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\VF.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\VF.dll,#1
  2⤵
  PID:1776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1776 -s 600
    3⤵
    - Program crash
    PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1776 -ip 1776
1⤵
PID:1372

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1776-0-0x0000000010000000-0x0000000010021000-memory.dmp

Filesize
132KB

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