Overview

overview

10

Static

static

10

mpapsdl.exe

windows10-2004-x64

10

mpapsdl.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 19:11

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General

  • Target
    mpapsdl.exe
  • Size 45KB
  • Sample260604-xv59sacx21
  • SHA256 47780a85339af089e2edd3c0b441d12cb1f82aa43c9ae0527997ef5cef1fa727
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • spica.jp.net:80

  • spica.jp.net:443

  • www.spica.jp.net:80

  • www.spica.jp.net:443

  • malware.spica.jp.net:80

  • malware.spica.jp.net:443

Mutex

  • w9NZnOMxrkjt

Attributes
  • delay

    3

  • install

    true

  • install_file

    mpapsdl.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mpapsdl.exe
    "C:\Users\Admin\AppData\Local\Temp\mpapsdl.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1032
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "mpapsdl" /tr '"C:\Users\Admin\AppData\Roaming\mpapsdl.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4376
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "mpapsdl" /tr '"C:\Users\Admin\AppData\Roaming\mpapsdl.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4208
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7579.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1276
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3728
      • C:\Users\Admin\AppData\Roaming\mpapsdl.exe
        "C:\Users\Admin\AppData\Roaming\mpapsdl.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4288
  • C:\Users\Admin\AppData\Roaming\mpapsdl.exe
    "C:\Users\Admin\AppData\Roaming\mpapsdl.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2516

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        mpapsdl.exe.log
        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\mpapsdl.exe.log
        • Size 522B
        • SHA256 3a8c487575696f7ace931dc220c85a47d33e0ead96aa9e47c705fee5dfac667a
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        tmp7579.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp7579.tmp.bat
        • Size 151B
        • SHA256 ac119d3d8df3c00f92dcd1eed30d27e231a07073341392433a50185a35b15b4f
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        mpapsdl.exe
        • Path C:\Users\Admin\AppData\Roaming\mpapsdl.exe
        • Size 45KB
        • SHA256 47780a85339af089e2edd3c0b441d12cb1f82aa43c9ae0527997ef5cef1fa727
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1032-0-0x00000000009F0000-0x0000000000A02000-memory.dmp
        Download

        memory/1032-1-0x00000000053C0000-0x00000000053D0000-memory.dmp
        Download

        memory/1032-2-0x0000000005480000-0x000000000551C000-memory.dmp
        Download