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Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/04/2024, 01:05

General

  • Target

    00d87c913a6a4a3ded61763ed63c196f4f3d79e7aac5b6ebc49b0341ec5bf0f5.exe

  • Size

    2.6MB

  • MD5

    fddf433f759f354b7fcffbbb11196661

  • SHA1

    41ec7591ef29b5d855fa85adfecd6eea1bcf259a

  • SHA256

    00d87c913a6a4a3ded61763ed63c196f4f3d79e7aac5b6ebc49b0341ec5bf0f5

  • SHA512

    cb6a969f87c67b4f03b50af305a734add9b4c41048f5b6b4e8988287ac43eecb1821d345d44bd5fc9116cc5b6de0a03d7ad48ef27047435899b5a69d47ecd2b9

  • SSDEEP

    24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxU:Hh+ZkldoPKiYdqd68

Malware Config

Extracted

Family

orcus

Botnet

ligeon

C2

ligeon.ddns.net:1606

Mutex

b98fb09a59c24a81b9d17a55ccf2c036

Attributes
  • autostart_method

    Disable

  • enable_keylogger

    true

  • install_path

    %programfiles%\Orcus\Orcus.exe

  • reconnect_delay

    10000

  • registry_keyname

    Orcus

  • taskscheduler_taskname

    Orcus

  • watchdog_path

    AppData\OrcusWatchdog.exe

Signatures

  • Orcus

    Orcus is a Remote Access Trojan that is being sold on underground forums.

  • Orcurs Rat Executable 2 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 2 IoCs
  • AutoIT Executable 4 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00d87c913a6a4a3ded61763ed63c196f4f3d79e7aac5b6ebc49b0341ec5bf0f5.exe
    "C:\Users\Admin\AppData\Local\Temp\00d87c913a6a4a3ded61763ed63c196f4f3d79e7aac5b6ebc49b0341ec5bf0f5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5040
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2092
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
      2⤵
      • Creates scheduled task(s)
      PID:4040
  • C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
    C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4792
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:316
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
        2⤵
        • Creates scheduled task(s)
        PID:924
    • C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
      C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
      1⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4176
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2308
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
          2⤵
          • Creates scheduled task(s)
          PID:4372

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RegSvcs.exe.log

        Filesize

        1KB

        MD5

        0672db2ef13237d5cb85075ff4915942

        SHA1

        ad8b4d3eb5e40791c47d48b22e273486f25f663f

        SHA256

        0a933408890369b5a178f9c30aa93d2c94f425650815cf8e8310de4e90a3b519

        SHA512

        84ad10ba5b695567d33a52f786405a5544aa49d8d23631ba9edf3afa877c5dbd81570d15bcf74bce5d9fb1afad2117d0a4ef913b396c0d923afefe615619c84b

      • C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe

        Filesize

        2.6MB

        MD5

        ea1b676c91e2b470a79982b61c7810cf

        SHA1

        6e7c9b45cb5b94540f3d6f40c2c9efaa0f6b8955

        SHA256

        adf57f490d0a7ef61f44c7a18597160a5d14278b1045f40ae18f5884ee0c276c

        SHA512

        7172a152093331d1d22aae4114a114feeb73f732bbe61c0fe6cb0896546b1ccab320f822926bebb0c7b17629aa6e8bcb7a85a27156b5d323b17ed53b00fef61a

      • memory/316-34-0x0000000073A90000-0x0000000074240000-memory.dmp

        Filesize

        7.7MB

      • memory/316-31-0x0000000073A90000-0x0000000074240000-memory.dmp

        Filesize

        7.7MB

      • memory/316-32-0x0000000005620000-0x0000000005630000-memory.dmp

        Filesize

        64KB

      • memory/316-26-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/2092-11-0x00000000053D0000-0x0000000005974000-memory.dmp

        Filesize

        5.6MB

      • memory/2092-10-0x0000000004CB0000-0x0000000004D0C000-memory.dmp

        Filesize

        368KB

      • memory/2092-12-0x0000000004E20000-0x0000000004EB2000-memory.dmp

        Filesize

        584KB

      • memory/2092-15-0x0000000004DF0000-0x0000000004E02000-memory.dmp

        Filesize

        72KB

      • memory/2092-16-0x0000000004E00000-0x0000000004E08000-memory.dmp

        Filesize

        32KB

      • memory/2092-17-0x0000000005310000-0x0000000005328000-memory.dmp

        Filesize

        96KB

      • memory/2092-18-0x0000000005C50000-0x0000000005E12000-memory.dmp

        Filesize

        1.8MB

      • memory/2092-19-0x00000000053B0000-0x00000000053C0000-memory.dmp

        Filesize

        64KB

      • memory/2092-20-0x0000000005C20000-0x0000000005C2A000-memory.dmp

        Filesize

        40KB

      • memory/2092-21-0x0000000073A90000-0x0000000074240000-memory.dmp

        Filesize

        7.7MB

      • memory/2092-22-0x0000000004E10000-0x0000000004E20000-memory.dmp

        Filesize

        64KB

      • memory/2092-2-0x00000000005A0000-0x000000000068A000-memory.dmp

        Filesize

        936KB

      • memory/2092-7-0x0000000073A90000-0x0000000074240000-memory.dmp

        Filesize

        7.7MB

      • memory/2092-9-0x0000000002760000-0x000000000276E000-memory.dmp

        Filesize

        56KB

      • memory/2092-8-0x0000000004E10000-0x0000000004E20000-memory.dmp

        Filesize

        64KB

      • memory/2308-44-0x00000000050F0000-0x0000000005100000-memory.dmp

        Filesize

        64KB

      • memory/2308-43-0x0000000073A90000-0x0000000074240000-memory.dmp

        Filesize

        7.7MB

      • memory/2308-45-0x0000000073A90000-0x0000000074240000-memory.dmp

        Filesize

        7.7MB

      • memory/4176-36-0x0000000000A20000-0x0000000000CCA000-memory.dmp

        Filesize

        2.7MB

      • memory/4792-24-0x0000000000A20000-0x0000000000CCA000-memory.dmp

        Filesize

        2.7MB

      • memory/5040-0-0x0000000000F90000-0x000000000123A000-memory.dmp

        Filesize

        2.7MB

      • memory/5040-1-0x0000000000F50000-0x0000000000F51000-memory.dmp

        Filesize

        4KB