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Analysis

  • max time kernel
    133s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2023, 01:08

General

  • Target

    1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a.exe

  • Size

    3.0MB

  • MD5

    28555cdcfdfd0bf3adfe7b6d8300d663

  • SHA1

    2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

  • SHA256

    1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

  • SHA512

    89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

  • SSDEEP

    49152:O3X27p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpEu/nRFfjI7L0qb:OWHTPJg8z1mKnypSbRxo9JCm

Malware Config

Extracted

Family

orcus

Botnet

Новый тег

C2

31.44.184.52:51799

Mutex

sudo_fbeb4ugauobmve8ky88uf3znrogba97i

Attributes
  • autostart_method

    Disable

  • enable_keylogger

    false

  • install_path

    %appdata%\externaleternalprotect\protectexternal.exe

  • reconnect_delay

    10000

  • registry_keyname

    Sudik

  • taskscheduler_taskname

    sudik

  • watchdog_path

    AppData\aga.exe

Signatures

  • Orcus

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

  • Orcus main payload 7 IoCs
  • Orcurs Rat Executable 8 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a.exe
    "C:\Users\Admin\AppData\Local\Temp\1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2144
    • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
      "C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4604
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        3⤵
          PID:992
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
          3⤵
            PID:4632
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:5040
      • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
        C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4716
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
          2⤵
            PID:4040
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
            2⤵
              PID:4920
          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
            C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
            1⤵
            • Executes dropped EXE
            PID:3812
          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
            C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
            1⤵
            • Executes dropped EXE
            PID:1316
          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
            C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
            1⤵
            • Executes dropped EXE
            PID:1012

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            1KB

            MD5

            663b8d5469caa4489d463aa9bc18124f

            SHA1

            e57123a7d969115853ea631a3b33826335025d28

            SHA256

            7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8

            SHA512

            45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe

            Filesize

            3.0MB

            MD5

            28555cdcfdfd0bf3adfe7b6d8300d663

            SHA1

            2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

            SHA256

            1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

            SHA512

            89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe

            Filesize

            3.0MB

            MD5

            28555cdcfdfd0bf3adfe7b6d8300d663

            SHA1

            2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

            SHA256

            1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

            SHA512

            89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe

            Filesize

            3.0MB

            MD5

            28555cdcfdfd0bf3adfe7b6d8300d663

            SHA1

            2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

            SHA256

            1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

            SHA512

            89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe

            Filesize

            3.0MB

            MD5

            28555cdcfdfd0bf3adfe7b6d8300d663

            SHA1

            2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

            SHA256

            1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

            SHA512

            89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe

            Filesize

            3.0MB

            MD5

            28555cdcfdfd0bf3adfe7b6d8300d663

            SHA1

            2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

            SHA256

            1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

            SHA512

            89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe

            Filesize

            3.0MB

            MD5

            28555cdcfdfd0bf3adfe7b6d8300d663

            SHA1

            2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

            SHA256

            1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

            SHA512

            89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe

            Filesize

            3.0MB

            MD5

            28555cdcfdfd0bf3adfe7b6d8300d663

            SHA1

            2ed1f0ae3e2211e838ce696b2b8da8bbc3bce302

            SHA256

            1e1db2090de23f85c54c3598e7ec16682023f471d5ca63376b1f4055fbf8eb8a

            SHA512

            89c6a043207b886394edb4f4a37205702a116b2ce947821083ac5b5c655c8ab62a44be7d19ced44c2ef68871f676886da668beb0645adc538d93b12dfe41ff99

          • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe.config

            Filesize

            357B

            MD5

            a2b76cea3a59fa9af5ea21ff68139c98

            SHA1

            35d76475e6a54c168f536e30206578babff58274

            SHA256

            f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

            SHA512

            b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

          • memory/1012-68-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/1012-69-0x0000000005480000-0x0000000005490000-memory.dmp

            Filesize

            64KB

          • memory/1012-70-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/1316-66-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/1316-65-0x0000000004B30000-0x0000000004B40000-memory.dmp

            Filesize

            64KB

          • memory/1316-64-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/2144-6-0x0000000005C10000-0x0000000005CA2000-memory.dmp

            Filesize

            584KB

          • memory/2144-25-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/2144-0-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/2144-7-0x0000000005BF0000-0x0000000005C02000-memory.dmp

            Filesize

            72KB

          • memory/2144-5-0x0000000006120000-0x00000000066C4000-memory.dmp

            Filesize

            5.6MB

          • memory/2144-4-0x0000000005A20000-0x0000000005A7C000-memory.dmp

            Filesize

            368KB

          • memory/2144-3-0x00000000057B0000-0x00000000057BE000-memory.dmp

            Filesize

            56KB

          • memory/2144-2-0x0000000005730000-0x0000000005740000-memory.dmp

            Filesize

            64KB

          • memory/2144-1-0x0000000000B50000-0x0000000000E4E000-memory.dmp

            Filesize

            3.0MB

          • memory/3812-51-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/3812-39-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/3812-40-0x0000000005760000-0x0000000005770000-memory.dmp

            Filesize

            64KB

          • memory/4604-23-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/4604-24-0x0000000004E40000-0x0000000004E50000-memory.dmp

            Filesize

            64KB

          • memory/4604-26-0x0000000005790000-0x00000000057DE000-memory.dmp

            Filesize

            312KB

          • memory/4604-28-0x00000000060F0000-0x000000000618C000-memory.dmp

            Filesize

            624KB

          • memory/4604-33-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/4716-42-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/4716-29-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/4716-30-0x0000000005880000-0x0000000005890000-memory.dmp

            Filesize

            64KB

          • memory/4920-43-0x0000000005920000-0x0000000005930000-memory.dmp

            Filesize

            64KB

          • memory/4920-41-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/4920-52-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/5040-57-0x00000000074C0000-0x00000000075CA000-memory.dmp

            Filesize

            1.0MB

          • memory/5040-62-0x00000000052A0000-0x00000000052B0000-memory.dmp

            Filesize

            64KB

          • memory/5040-55-0x00000000072D0000-0x000000000730C000-memory.dmp

            Filesize

            240KB

          • memory/5040-58-0x0000000007E80000-0x0000000008042000-memory.dmp

            Filesize

            1.8MB

          • memory/5040-59-0x0000000007690000-0x000000000769E000-memory.dmp

            Filesize

            56KB

          • memory/5040-60-0x00000000082A0000-0x00000000082F0000-memory.dmp

            Filesize

            320KB

          • memory/5040-61-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/5040-56-0x0000000007310000-0x000000000735C000-memory.dmp

            Filesize

            304KB

          • memory/5040-35-0x00000000052A0000-0x00000000052B0000-memory.dmp

            Filesize

            64KB

          • memory/5040-34-0x00000000751D0000-0x0000000075980000-memory.dmp

            Filesize

            7.7MB

          • memory/5040-54-0x0000000007270000-0x0000000007282000-memory.dmp

            Filesize

            72KB

          • memory/5040-53-0x0000000007860000-0x0000000007E78000-memory.dmp

            Filesize

            6.1MB

          • memory/5040-49-0x00000000071D0000-0x0000000007236000-memory.dmp

            Filesize

            408KB

          • memory/5040-46-0x00000000068C0000-0x00000000068CA000-memory.dmp

            Filesize

            40KB

          • memory/5040-45-0x0000000006590000-0x00000000065A0000-memory.dmp

            Filesize

            64KB

          • memory/5040-44-0x0000000005C00000-0x0000000005C18000-memory.dmp

            Filesize

            96KB