Analysis

  • max time kernel
    142s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 01:20

General

  • Target

    00d38904a533bd1dbeda19feee9684ad84628d45cf51b79d5cbc1d3ae32ba0f8.exe

  • Size

    2.6MB

  • MD5

    91986bf2f3d75f35d6ef9ff5529b495f

  • SHA1

    aad30d0031c3ebd9e9823cdd3869a594ced9bc93

  • SHA256

    00d38904a533bd1dbeda19feee9684ad84628d45cf51b79d5cbc1d3ae32ba0f8

  • SHA512

    c523ddec5e408b0fd85d5c5c69ad734838ac7383ea78c3f41b45c9d4be562476c458340ff797c084ac2f2d2979c3f9f04fc7a997d80615915c388b2d663c2a84

  • SSDEEP

    24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxt:Hh+ZkldoPKiYdqd6F

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 9 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\00d38904a533bd1dbeda19feee9684ad84628d45cf51b79d5cbc1d3ae32ba0f8.exe
    "C:\Users\Admin\AppData\Local\Temp\00d38904a533bd1dbeda19feee9684ad84628d45cf51b79d5cbc1d3ae32ba0f8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1196
    • 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:2192
    • 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:2996
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {D1230342-995E-4E8E-835C-1DB5A750A6FF} S-1-5-21-1298544033-3225604241-2703760938-1000:IZKCKOTP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1336
    • 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:2696
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
          PID:2736
        • 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:1248
      • 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:2288
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
            PID:2816
          • 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:268

      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

        9ec8f8caf3f56e417db2a4ecc8b258ce

        SHA1

        c87136f6aa539fd1ff97419712a5fa13610fa323

        SHA256

        30cd68b505bd8a392f1491a12d68eb93f7338d27d8fd391bcf3a66459a13f97e

        SHA512

        d5402ff5109ba14edd33b9db7982c54bd35824e31416ef1fa0abddcac043d17bf0c5f6f59534bb245b4b8bb34431fb06319883b245e079f56d1aeb5a2c0c3304

      • memory/1196-0-0x00000000013A0000-0x000000000164A000-memory.dmp

        Filesize

        2.7MB

      • memory/1196-1-0x0000000000120000-0x0000000000121000-memory.dmp

        Filesize

        4KB

      • memory/2192-22-0x0000000000340000-0x0000000000380000-memory.dmp

        Filesize

        256KB

      • memory/2192-9-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/2192-2-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/2192-10-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/2192-14-0x0000000000310000-0x000000000031E000-memory.dmp

        Filesize

        56KB

      • memory/2192-13-0x00000000741C0000-0x00000000748AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2192-15-0x0000000000340000-0x0000000000380000-memory.dmp

        Filesize

        256KB

      • memory/2192-16-0x0000000000820000-0x000000000087C000-memory.dmp

        Filesize

        368KB

      • memory/2192-17-0x0000000000500000-0x0000000000512000-memory.dmp

        Filesize

        72KB

      • memory/2192-18-0x0000000000560000-0x0000000000568000-memory.dmp

        Filesize

        32KB

      • memory/2192-19-0x0000000000770000-0x0000000000788000-memory.dmp

        Filesize

        96KB

      • memory/2192-20-0x0000000000890000-0x00000000008A0000-memory.dmp

        Filesize

        64KB

      • memory/2192-21-0x00000000741C0000-0x00000000748AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2192-3-0x0000000000400000-0x00000000004EA000-memory.dmp

        Filesize

        936KB

      • memory/2192-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2288-39-0x0000000000330000-0x00000000005DA000-memory.dmp

        Filesize

        2.7MB

      • memory/2696-25-0x0000000000BD0000-0x0000000000E7A000-memory.dmp

        Filesize

        2.7MB

      • memory/2736-36-0x0000000004C00000-0x0000000004C40000-memory.dmp

        Filesize

        256KB

      • memory/2736-37-0x00000000741C0000-0x00000000748AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2736-34-0x0000000000170000-0x000000000025A000-memory.dmp

        Filesize

        936KB

      • memory/2736-35-0x00000000741C0000-0x00000000748AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2736-33-0x0000000000170000-0x000000000025A000-memory.dmp

        Filesize

        936KB

      • memory/2736-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2736-27-0x0000000000170000-0x000000000025A000-memory.dmp

        Filesize

        936KB

      • memory/2816-51-0x00000000741C0000-0x00000000748AE000-memory.dmp

        Filesize

        6.9MB

      • memory/2816-41-0x0000000000130000-0x000000000021A000-memory.dmp

        Filesize

        936KB

      • memory/2816-48-0x0000000000130000-0x000000000021A000-memory.dmp

        Filesize

        936KB

      • memory/2816-47-0x0000000000130000-0x000000000021A000-memory.dmp

        Filesize

        936KB

      • memory/2816-50-0x0000000004A70000-0x0000000004AB0000-memory.dmp

        Filesize

        256KB

      • memory/2816-49-0x00000000741C0000-0x00000000748AE000-memory.dmp

        Filesize

        6.9MB