Overview

overview

10

Static

static

10

88da23d730...94.exe

windows10-2004-x64

10

88da23d730...94.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    21/04/2026, 06:39

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General

  • Target
    88da23d7304ccb681a760afd180d27ec628f2335689c1e890a679a0688daad94.exe
  • Size 50KB
  • Sample260421-het49adt5v
  • SHA256 88da23d7304ccb681a760afd180d27ec628f2335689c1e890a679a0688daad94
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • atcraftmc.cn:6606

  • atcraftmc.cn:7707

  • atcraftmc.cn:8808

Mutex

  • ATCraftLauncher

Attributes
  • delay

    3

  • install

    true

  • install_file

    ATcraftLauncher.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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88da23d7304ccb681a760afd180d27ec628f2335689c1e890a679a0688daad94.exe
    "C:\Users\Admin\AppData\Local\Temp\88da23d7304ccb681a760afd180d27ec628f2335689c1e890a679a0688daad94.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4292
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ATcraftLauncher" /tr '"C:\Users\Admin\AppData\Roaming\ATcraftLauncher.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1204
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ATcraftLauncher" /tr '"C:\Users\Admin\AppData\Roaming\ATcraftLauncher.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5808
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp173C.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3404
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1564
      • C:\Users\Admin\AppData\Roaming\ATcraftLauncher.exe
        "C:\Users\Admin\AppData\Roaming\ATcraftLauncher.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4660
  • C:\Users\Admin\AppData\Roaming\ATcraftLauncher.exe
    "C:\Users\Admin\AppData\Roaming\ATcraftLauncher.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5168

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp173C.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp173C.tmp.bat
        • Size 159B
        • SHA256 1f57d269cffefcdcc46d4f272172af0fd416b810dbc63357f0e9a7029527b123
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ATcraftLauncher.exe
        • Path C:\Users\Admin\AppData\Roaming\ATcraftLauncher.exe
        • Size 50KB
        • SHA256 88da23d7304ccb681a760afd180d27ec628f2335689c1e890a679a0688daad94
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4292-0-0x0000000000E10000-0x0000000000E22000-memory.dmp
        Download

        memory/4292-1-0x0000000005910000-0x0000000005920000-memory.dmp
        Download

        memory/4292-2-0x00000000067E0000-0x0000000006846000-memory.dmp
        Download

        memory/4292-3-0x00000000068F0000-0x000000000698C000-memory.dmp
        Download

        memory/4292-8-0x0000000005700000-0x000000000575F000-memory.dmp
        Download

        memory/4660-14-0x0000000002AF0000-0x0000000002B4F000-memory.dmp
        Download

        memory/5168-15-0x0000000002460000-0x00000000024BF000-memory.dmp
        Download

        memory/5168-16-0x0000000005410000-0x000000000541D000-memory.dmp
        Download

        memory/5168-17-0x0000000005EA0000-0x0000000005F73000-memory.dmp
        Download