Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 08:46

General

  • Target
    158f0e27f01d7db42d26c2619b1518051ffb8c708ad87b78d8de78259711309c.exe
  • Size 45KB
  • Sample260804-kpr4ragc63
  • SHA256 158f0e27f01d7db42d26c2619b1518051ffb8c708ad87b78d8de78259711309c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • sexybeam.me:80

  • sexybeam.me:22

  • sexybeam.me:8080

  • sexybeam.me:8880

  • sexybeam.me:2052

  • sexybeam.me:2082

  • sexybeam.me:2086

  • sexybeam.me:2095

  • sexybeam.me:443

  • sexybeam.me:2053

  • sexybeam.me:2083

  • sexybeam.me:2087

  • sexybeam.me:2096

  • sexybeam.me:8443

  • www.sexybeam.me:80

  • www.sexybeam.me:22

  • www.sexybeam.me:8080

  • www.sexybeam.me:8880

  • www.sexybeam.me:2052

  • www.sexybeam.me:2082

Mutex
  • yewnFVE5R8DE

Attributes
  • delay

    0

  • install

    true

  • install_file

    0lbor.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 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\158f0e27f01d7db42d26c2619b1518051ffb8c708ad87b78d8de78259711309c.exe
    "C:\Users\Admin\AppData\Local\Temp\158f0e27f01d7db42d26c2619b1518051ffb8c708ad87b78d8de78259711309c.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "0lbor" /tr '"C:\Users\Admin\AppData\Roaming\0lbor.exe"' & exit
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4396
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "0lbor" /tr '"C:\Users\Admin\AppData\Roaming\0lbor.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2616
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6AC6.tmp.bat""
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5676
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5976
      • C:\Users\Admin\AppData\Roaming\0lbor.exe
        "C:\Users\Admin\AppData\Roaming\0lbor.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5016
  • C:\Users\Admin\AppData\Roaming\0lbor.exe
    "C:\Users\Admin\AppData\Roaming\0lbor.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3340
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5436

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          tmp6AC6.tmp.bat

          • Path C:\Users\Admin\AppData\Local\Temp\tmp6AC6.tmp.bat
          • Size 149B
          • SHA256 8c2b2c028be7666d821b0b411c59fef74acf1ee0e403d2fa5351241bc717cc19
          • MD5 SHA1 SHA512 TLSH

          0lbor.exe

          • Path C:\Users\Admin\AppData\Roaming\0lbor.exe
          • Size 45KB
          • SHA256 158f0e27f01d7db42d26c2619b1518051ffb8c708ad87b78d8de78259711309c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1480-0-0x00000000749E2000-0x00000000749E3000-memory.dmp

          memory/1480-1-0x0000000000C70000-0x0000000000C82000-memory.dmp

          memory/1480-2-0x00000000749D0000-0x000000007518C000-memory.dmp

          memory/1480-3-0x0000000005640000-0x00000000056DC000-memory.dmp

          memory/1480-8-0x00000000749D0000-0x000000007518C000-memory.dmp

          memory/3340-12-0x0000000074860000-0x000000007501C000-memory.dmp

          memory/3340-14-0x0000000074860000-0x000000007501C000-memory.dmp