Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    14/07/2026, 13:59

General

  • Target
    b768590d0d7a50ba3e05e0680ff1b81c00e49a6f6e681cc9d0e3e0e3d45ed273.exe
  • Size 45KB
  • Sample260714-ramdaaes2r
  • SHA256 b768590d0d7a50ba3e05e0680ff1b81c00e49a6f6e681cc9d0e3e0e3d45ed273
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 0.5.8

Botnet
  • Default

C2
  • lephimsexhay.com:80

  • lephimsexhay.com:22

  • lephimsexhay.com:8080

  • lephimsexhay.com:8880

  • lephimsexhay.com:2052

  • lephimsexhay.com:2082

  • lephimsexhay.com:2086

  • lephimsexhay.com:2095

  • lephimsexhay.com:443

  • lephimsexhay.com:2053

  • lephimsexhay.com:2083

  • lephimsexhay.com:2087

  • lephimsexhay.com:2096

  • lephimsexhay.com:8443

  • www.lephimsexhay.com:80

  • www.lephimsexhay.com:22

  • www.lephimsexhay.com:8080

  • www.lephimsexhay.com:8880

  • www.lephimsexhay.com:2052

  • www.lephimsexhay.com:2082

Mutex
  • 1E09D2W829y8

Attributes
  • delay

    0

  • install

    true

  • install_file

    1687b1.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
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b768590d0d7a50ba3e05e0680ff1b81c00e49a6f6e681cc9d0e3e0e3d45ed273.exe
    "C:\Users\Admin\AppData\Local\Temp\b768590d0d7a50ba3e05e0680ff1b81c00e49a6f6e681cc9d0e3e0e3d45ed273.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "1687b1" /tr '"C:\Users\Admin\AppData\Roaming\1687b1.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2888
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "1687b1" /tr '"C:\Users\Admin\AppData\Roaming\1687b1.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3604
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3033.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4268
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4288
      • C:\Users\Admin\AppData\Roaming\1687b1.exe
        "C:\Users\Admin\AppData\Roaming\1687b1.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4908
  • C:\Users\Admin\AppData\Roaming\1687b1.exe
    "C:\Users\Admin\AppData\Roaming\1687b1.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3904

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp3033.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp3033.tmp.bat
        • Size 150B
        • SHA256 2862c14968b4a7f6507bff16988d993eb725be9ffe15a45147c378acc3c70e08
        • MD5 SHA1 SHA512 TLSH

        1687b1.exe

        • Path C:\Users\Admin\AppData\Roaming\1687b1.exe
        • Size 45KB
        • SHA256 b768590d0d7a50ba3e05e0680ff1b81c00e49a6f6e681cc9d0e3e0e3d45ed273
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3904-10-0x0000000005760000-0x0000000005770000-memory.dmp

        memory/3904-13-0x0000000005760000-0x0000000005770000-memory.dmp

        memory/4668-0-0x0000000000540000-0x0000000000552000-memory.dmp

        memory/4668-1-0x0000000004EC0000-0x0000000004ED0000-memory.dmp

        memory/4668-2-0x0000000004F70000-0x000000000500C000-memory.dmp