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Analysis

  • max time kernel
    139s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    23/04/2024, 02:04

General

  • Target

    368270f55118e792a84c77cb2cbbf20c64a1cad367bf24a69dc7c8438472756a.exe

  • Size

    2.6MB

  • MD5

    9fa6c75f691ff913ef2f95b906016a48

  • SHA1

    ac863bdf74e86d7efea88af16011c63aa19e0ead

  • SHA256

    368270f55118e792a84c77cb2cbbf20c64a1cad367bf24a69dc7c8438472756a

  • SHA512

    8d4eb29dc5c298fbf1960e3c4d651dd1f090cdf35470fc384a4c111c79b81012bd44cbc2c9b9a987a2b93779b3afe4f06f3d91d98c93a30409307fc1cddcf09d

  • SSDEEP

    24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxx6:Hh+ZkldoPKiYdqd6S

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 6 IoCs
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\368270f55118e792a84c77cb2cbbf20c64a1cad367bf24a69dc7c8438472756a.exe
    "C:\Users\Admin\AppData\Local\Temp\368270f55118e792a84c77cb2cbbf20c64a1cad367bf24a69dc7c8438472756a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1776
    • 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:2956
    • 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:2488
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {0C31D1AB-A9D4-47C4-ADAE-1DFCFAE80BAC} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
      C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1216
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
          PID:1500
        • 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
          3⤵
          • Creates scheduled task(s)
          PID:1480
      • C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
        C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2060
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
            PID:2036
          • 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
            3⤵
            • Creates scheduled task(s)
            PID:988

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        2.6MB

        MD5

        1f8f8926cdea593050446e70b43d9ef7

        SHA1

        621e13ca9c6c65d3bc294db853ae34b7d8fb7106

        SHA256

        61f8a6419725745cf396044c835d826f761a5e922b3a146b781f4387fe725a6c

        SHA512

        eca81ecb7805f4512a05b003261ae0491df3f4d923a1373a14e48b04a827cb967968b621bc9b27d967729f07a399c2200b180c6beea08fda9b6b5ab2d5a1dd05

      • memory/1216-25-0x0000000000B20000-0x0000000000DCA000-memory.dmp

        Filesize

        2.7MB

      • memory/1500-34-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/1500-37-0x0000000074320000-0x0000000074A0E000-memory.dmp

        Filesize

        6.9MB

      • memory/1500-33-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/1500-35-0x0000000074320000-0x0000000074A0E000-memory.dmp

        Filesize

        6.9MB

      • memory/1500-36-0x0000000004D00000-0x0000000004D40000-memory.dmp

        Filesize

        256KB

      • memory/1500-27-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/1776-0-0x00000000011F0000-0x000000000149A000-memory.dmp

        Filesize

        2.7MB

      • memory/1776-1-0x0000000000770000-0x0000000000771000-memory.dmp

        Filesize

        4KB

      • memory/2036-50-0x0000000004AD0000-0x0000000004B10000-memory.dmp

        Filesize

        256KB

      • memory/2036-49-0x0000000074320000-0x0000000074A0E000-memory.dmp

        Filesize

        6.9MB

      • memory/2036-51-0x0000000074320000-0x0000000074A0E000-memory.dmp

        Filesize

        6.9MB

      • memory/2060-39-0x0000000000FB0000-0x000000000125A000-memory.dmp

        Filesize

        2.7MB

      • memory/2956-14-0x0000000000300000-0x000000000030E000-memory.dmp

        Filesize

        56KB

      • memory/2956-16-0x00000000004B0000-0x000000000050C000-memory.dmp

        Filesize

        368KB

      • memory/2956-22-0x0000000004A60000-0x0000000004AA0000-memory.dmp

        Filesize

        256KB

      • memory/2956-20-0x0000000000870000-0x0000000000880000-memory.dmp

        Filesize

        64KB

      • memory/2956-19-0x00000000006A0000-0x00000000006B8000-memory.dmp

        Filesize

        96KB

      • memory/2956-18-0x0000000000570000-0x0000000000578000-memory.dmp

        Filesize

        32KB

      • memory/2956-17-0x0000000000550000-0x0000000000562000-memory.dmp

        Filesize

        72KB

      • memory/2956-21-0x0000000074320000-0x0000000074A0E000-memory.dmp

        Filesize

        6.9MB

      • memory/2956-15-0x0000000004A60000-0x0000000004AA0000-memory.dmp

        Filesize

        256KB

      • memory/2956-13-0x0000000074320000-0x0000000074A0E000-memory.dmp

        Filesize

        6.9MB

      • memory/2956-10-0x00000000001D0000-0x00000000002BA000-memory.dmp

        Filesize

        936KB

      • memory/2956-9-0x00000000001D0000-0x00000000002BA000-memory.dmp

        Filesize

        936KB

      • memory/2956-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2956-3-0x00000000001D0000-0x00000000002BA000-memory.dmp

        Filesize

        936KB

      • memory/2956-2-0x00000000001D0000-0x00000000002BA000-memory.dmp

        Filesize

        936KB