80d28b14d2172c2a3a76a718b604d120ff2a8e80424d68790afbe0bd267ee064 | Triage

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
06-05-2024 03:13

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General

Target

AsyncTask.dll
Size

111KB
MD5

6ab7eb62057d4ac317cacd8ba44f91a7
SHA1

34649a667c5de64dbece699828bed50aaefbfec5
SHA256

3eeb4dda1d618488fd9d46517f4112e6edd19dca65ff07374062b19470b09f35
SHA512

8a21007c88b73b32f3528b94e5d376bc82f2529f75c6dfced155fa673e8e7e13c03fa4460517e87f83fe63942bfc6abc6bd4e4596fd45a24c2f9710c047a80e4
SSDEEP

3072:wbuMyb8PIwTPODktoBdGyAIdBsKAMteeJ2x:nzGrODTHLehx

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3556 4904 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 5304 wrote to memory of 4904	5304	rundll32.exe	rundll32.exe
PID 5304 wrote to memory of 4904	5304	rundll32.exe	rundll32.exe
PID 5304 wrote to memory of 4904	5304	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\AsyncTask.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\AsyncTask.dll,#1
  2⤵
  PID:4904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4904 -s 620
    3⤵
    - Program crash
    PID:3556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4904 -ip 4904
1⤵
PID:2024

Network

MITRE ATT&CK Matrix

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