Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/07/2026, 10:32

General

  • Target
    3d5b7dccd40261f900654c4df6e3c842b7ad9b6a1c8be0039d5a05a965126cb6.exe
  • Size 45KB
  • Sample260714-mldhasay8n
  • SHA256 3d5b7dccd40261f900654c4df6e3c842b7ad9b6a1c8be0039d5a05a965126cb6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • sexvietfree.com:80

  • sexvietfree.com:22

  • sexvietfree.com:8080

  • sexvietfree.com:8880

  • sexvietfree.com:2052

  • sexvietfree.com:2082

  • sexvietfree.com:2086

  • sexvietfree.com:2095

  • sexvietfree.com:443

  • sexvietfree.com:2053

  • sexvietfree.com:2083

  • sexvietfree.com:2087

  • sexvietfree.com:2096

  • sexvietfree.com:8443

  • www.sexvietfree.com:80

  • www.sexvietfree.com:22

  • www.sexvietfree.com:8080

  • www.sexvietfree.com:8880

  • www.sexvietfree.com:2052

  • www.sexvietfree.com:2082

Mutex
  • pucpl4JkrO5s

Attributes
  • delay

    0

  • install

    true

  • install_file

    ag297spf.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).

  • 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 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d5b7dccd40261f900654c4df6e3c842b7ad9b6a1c8be0039d5a05a965126cb6.exe
    "C:\Users\Admin\AppData\Local\Temp\3d5b7dccd40261f900654c4df6e3c842b7ad9b6a1c8be0039d5a05a965126cb6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ag297spf" /tr '"C:\Users\Admin\AppData\Roaming\ag297spf.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1156
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ag297spf" /tr '"C:\Users\Admin\AppData\Roaming\ag297spf.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5776
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp647D.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5892
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3888
      • C:\Users\Admin\AppData\Roaming\ag297spf.exe
        "C:\Users\Admin\AppData\Roaming\ag297spf.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3316
  • C:\Users\Admin\AppData\Roaming\ag297spf.exe
    "C:\Users\Admin\AppData\Roaming\ag297spf.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1304
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5408

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          tmp647D.tmp.bat

          • Path C:\Users\Admin\AppData\Local\Temp\tmp647D.tmp.bat
          • Size 152B
          • SHA256 5b31d42564ad80a606bb2bfe0c9d38e76c307535b97d5fb4b91722f99b823685
          • MD5 SHA1 SHA512 TLSH

          ag297spf.exe

          • Path C:\Users\Admin\AppData\Roaming\ag297spf.exe
          • Size 45KB
          • SHA256 3d5b7dccd40261f900654c4df6e3c842b7ad9b6a1c8be0039d5a05a965126cb6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1304-12-0x0000000074E10000-0x00000000755CC000-memory.dmp

          memory/1304-14-0x0000000074E10000-0x00000000755CC000-memory.dmp

          memory/1728-0-0x0000000074F92000-0x0000000074F93000-memory.dmp

          memory/1728-1-0x0000000000B00000-0x0000000000B12000-memory.dmp

          memory/1728-2-0x0000000074F80000-0x000000007573C000-memory.dmp

          memory/1728-3-0x00000000055F0000-0x000000000568C000-memory.dmp

          memory/1728-8-0x0000000074F80000-0x000000007573C000-memory.dmp