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Analysis

  • max time kernel
    127s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2023, 17:07

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 6 IoCs
  • Orcurs Rat Executable 7 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 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:4736
    • 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:864
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2300
  • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
    C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
    1⤵
    • Executes dropped EXE
    PID:3492
  • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
    C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
    1⤵
    • Executes dropped EXE
    PID:1160
  • C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
    C:\Users\Admin\AppData\Roaming\externaleternalprotect\protectexternal.exe
    1⤵
    • Executes dropped EXE
    PID:2380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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.config

    Filesize

    357B

    MD5

    a2b76cea3a59fa9af5ea21ff68139c98

    SHA1

    35d76475e6a54c168f536e30206578babff58274

    SHA256

    f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

    SHA512

    b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

  • memory/864-24-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/864-29-0x0000000006AC0000-0x0000000006B5C000-memory.dmp

    Filesize

    624KB

  • memory/864-34-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/864-25-0x0000000005B00000-0x0000000005B10000-memory.dmp

    Filesize

    64KB

  • memory/864-27-0x0000000006140000-0x000000000618E000-memory.dmp

    Filesize

    312KB

  • memory/864-26-0x0000000005AF0000-0x0000000005B02000-memory.dmp

    Filesize

    72KB

  • memory/1160-56-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/1160-55-0x00000000028F0000-0x0000000002900000-memory.dmp

    Filesize

    64KB

  • memory/1160-54-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/2300-40-0x0000000006870000-0x00000000068D6000-memory.dmp

    Filesize

    408KB

  • memory/2300-45-0x0000000006B40000-0x0000000006C4A000-memory.dmp

    Filesize

    1.0MB

  • memory/2300-33-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/2300-35-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/2300-52-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/2300-51-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/2300-48-0x0000000007A40000-0x0000000007A90000-memory.dmp

    Filesize

    320KB

  • memory/2300-37-0x0000000005420000-0x0000000005438000-memory.dmp

    Filesize

    96KB

  • memory/2300-38-0x00000000054B0000-0x00000000054C0000-memory.dmp

    Filesize

    64KB

  • memory/2300-39-0x00000000060E0000-0x00000000060EA000-memory.dmp

    Filesize

    40KB

  • memory/2300-47-0x0000000006B00000-0x0000000006B0E000-memory.dmp

    Filesize

    56KB

  • memory/2300-41-0x0000000006F00000-0x0000000007518000-memory.dmp

    Filesize

    6.1MB

  • memory/2300-42-0x0000000006910000-0x0000000006922000-memory.dmp

    Filesize

    72KB

  • memory/2300-43-0x0000000006970000-0x00000000069AC000-memory.dmp

    Filesize

    240KB

  • memory/2300-44-0x00000000069B0000-0x00000000069FC000-memory.dmp

    Filesize

    304KB

  • memory/2300-46-0x0000000007520000-0x00000000076E2000-memory.dmp

    Filesize

    1.8MB

  • memory/2380-60-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/2380-59-0x0000000000FD0000-0x0000000000FE0000-memory.dmp

    Filesize

    64KB

  • memory/2380-58-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/3492-32-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/3492-50-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/3492-36-0x0000000005790000-0x00000000057A0000-memory.dmp

    Filesize

    64KB

  • memory/4736-3-0x0000000002DC0000-0x0000000002DCE000-memory.dmp

    Filesize

    56KB

  • memory/4736-2-0x0000000005670000-0x0000000005680000-memory.dmp

    Filesize

    64KB

  • memory/4736-0-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-5-0x0000000005E00000-0x00000000063A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4736-6-0x0000000005850000-0x00000000058E2000-memory.dmp

    Filesize

    584KB

  • memory/4736-1-0x00000000007D0000-0x0000000000ACE000-memory.dmp

    Filesize

    3.0MB

  • memory/4736-23-0x0000000074B70000-0x0000000075320000-memory.dmp

    Filesize

    7.7MB

  • memory/4736-4-0x0000000005470000-0x00000000054CC000-memory.dmp

    Filesize

    368KB

  • memory/4736-7-0x0000000005CF0000-0x0000000005D02000-memory.dmp

    Filesize

    72KB