Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/09/2026, 11:43

General

  • Target
    70e8bb2bd2dc999f9f43c88ec634d6f0ca6edad4a50da2b1ac1658b06cb29caa.exe
  • Size 45KB
  • Sample260907-nvzbsstway
  • SHA256 70e8bb2bd2dc999f9f43c88ec634d6f0ca6edad4a50da2b1ac1658b06cb29caa
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • sextop1.page:80

  • sextop1.page:22

  • sextop1.page:8080

  • sextop1.page:8880

  • sextop1.page:2052

  • sextop1.page:2082

  • sextop1.page:2086

  • sextop1.page:2095

  • sextop1.page:443

  • sextop1.page:2053

  • sextop1.page:2083

  • sextop1.page:2087

  • sextop1.page:2096

  • sextop1.page:8443

  • www.sextop1.page:80

  • www.sextop1.page:22

  • www.sextop1.page:8080

  • www.sextop1.page:8880

  • www.sextop1.page:2052

  • www.sextop1.page:2082

Mutex
  • maK0XYpLo26F

Attributes
  • delay

    0

  • install

    true

  • install_file

    pjyx9a.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

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

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

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • 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.

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

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

  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\70e8bb2bd2dc999f9f43c88ec634d6f0ca6edad4a50da2b1ac1658b06cb29caa.exe
    "C:\Users\Admin\AppData\Local\Temp\70e8bb2bd2dc999f9f43c88ec634d6f0ca6edad4a50da2b1ac1658b06cb29caa.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4372
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pjyx9a" /tr '"C:\Users\Admin\AppData\Roaming\pjyx9a.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4852
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "pjyx9a" /tr '"C:\Users\Admin\AppData\Roaming\pjyx9a.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:720
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2820.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4876
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4312
      • C:\Users\Admin\AppData\Roaming\pjyx9a.exe
        "C:\Users\Admin\AppData\Roaming\pjyx9a.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1304
  • C:\Users\Admin\AppData\Roaming\pjyx9a.exe
    "C:\Users\Admin\AppData\Roaming\pjyx9a.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2896

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp2820.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp2820.tmp.bat
        • Size 150B
        • SHA256 e9c4deca010a4f90af41847d990c1fcdfaa1127809a8420a5eafd559ac4784b9
        • MD5 SHA1 SHA512 TLSH

        pjyx9a.exe

        • Path C:\Users\Admin\AppData\Roaming\pjyx9a.exe
        • Size 45KB
        • SHA256 70e8bb2bd2dc999f9f43c88ec634d6f0ca6edad4a50da2b1ac1658b06cb29caa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2896-12-0x00000000743E0000-0x0000000074B9C000-memory.dmp

        memory/2896-14-0x00000000743E0000-0x0000000074B9C000-memory.dmp

        memory/4372-0-0x0000000074562000-0x0000000074563000-memory.dmp

        memory/4372-1-0x00000000006B0000-0x00000000006C2000-memory.dmp

        memory/4372-2-0x0000000074550000-0x0000000074D0C000-memory.dmp

        memory/4372-3-0x0000000005140000-0x00000000051DC000-memory.dmp

        memory/4372-8-0x0000000074550000-0x0000000074D0C000-memory.dmp