4f64a2f0b3f8499aa67455a0f734eb28137ad0a7125c2dd93dc821eff0f6c04b

Analysis

max time kernel
157s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 23:38

Target

4f64a2f0b3f8499aa67455a0f734eb28137ad0a7125c2dd93dc821eff0f6c04b.dll
Size

28KB
MD5

b3693fd497f8754f666012e615bb9090
SHA1

803a2910a65d5a8d8c907cb6d769d3b88bb960fb
SHA256

4f64a2f0b3f8499aa67455a0f734eb28137ad0a7125c2dd93dc821eff0f6c04b
SHA512

b7531e1564383e079e4a75d41c0401cb117758027f22208a42c558ec4a4fc36a13b185a876663e17098ac102449fa86789ef24811407a269a76b7d00140496db
SSDEEP

768:K+T84oxUf/5jzDxXiJJG428ueoyJTjT83/Z:Kr4Jzc/B28X1N8h

Score

5^/10

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\wsntch.sys	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 272	1688	rundll32.exe	28
PID 1688 wrote to memory of 272	1688	rundll32.exe	28
PID 1688 wrote to memory of 272	1688	rundll32.exe	28
PID 1688 wrote to memory of 272	1688	rundll32.exe	28
PID 1688 wrote to memory of 272	1688	rundll32.exe	28
PID 1688 wrote to memory of 272	1688	rundll32.exe	28
PID 1688 wrote to memory of 272	1688	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f64a2f0b3f8499aa67455a0f734eb28137ad0a7125c2dd93dc821eff0f6c04b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f64a2f0b3f8499aa67455a0f734eb28137ad0a7125c2dd93dc821eff0f6c04b.dll,#1
  2⤵
  - Drops file in System32 directory
  PID:272

memory/272-54-0x0000000000000000-mapping.dmp

Download
memory/272-55-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/272-56-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download