Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/02/2025, 23:21

General

  • Target

    0b02cabfbbccd55c10e52e1edabe4328.exe

  • Size

    944KB

  • MD5

    0b02cabfbbccd55c10e52e1edabe4328

  • SHA1

    02324e3588fe5ecf46c87665f540579d8128482c

  • SHA256

    442212b45c6434806ef09bcd0068787f2f8fd6a7466fce2b3c750545ded700ab

  • SHA512

    bee0aea230b183656aa0c82340740c8b2a1b6275c9bc2031423107df0586b72c993bdcd9fa05a29b92c43f9fe2c99a02ba30d1dabc027c468198e21b0d4b1441

  • SSDEEP

    24576:y7x4MROxnFE3bO3XrrcI0AilFEvxHP4sooE:yyMiuoXrrcI0AilFEvxHP

Malware Config

Extracted

Family

orcus

Botnet

SyncCheat1

C2

94.141.122.171:6969

Mutex

1fe4422b9aed460f8283596aa0513530

Attributes
  • autostart_method

    TaskScheduler

  • enable_keylogger

    true

  • install_path

    %programfiles%\Orcus\Orcus.exe

  • reconnect_delay

    10000

  • registry_keyname

    loader2

  • taskscheduler_taskname

    loader1

  • watchdog_path

    AppData\loader.exe

Signatures

  • Orcus

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

  • Orcus family
  • Orcus main payload 1 IoCs
  • 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 6 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b02cabfbbccd55c10e52e1edabe4328.exe
    "C:\Users\Admin\AppData\Local\Temp\0b02cabfbbccd55c10e52e1edabe4328.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4268
    • C:\Windows\SysWOW64\WindowsInput.exe
      "C:\Windows\SysWOW64\WindowsInput.exe" --install
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      PID:444
    • C:\Program Files (x86)\Orcus\Orcus.exe
      "C:\Program Files (x86)\Orcus\Orcus.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5060
      • C:\Users\Admin\AppData\Roaming\loader.exe
        "C:\Users\Admin\AppData\Roaming\loader.exe" /launchSelfAndExit "C:\Program Files (x86)\Orcus\Orcus.exe" 5060 /protectFile
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Users\Admin\AppData\Roaming\loader.exe
          "C:\Users\Admin\AppData\Roaming\loader.exe" /watchProcess "C:\Program Files (x86)\Orcus\Orcus.exe" 5060 "/protectFile"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3332
  • C:\Windows\SysWOW64\WindowsInput.exe
    "C:\Windows\SysWOW64\WindowsInput.exe"
    1⤵
    • Executes dropped EXE
    PID:872
  • C:\Program Files (x86)\Orcus\Orcus.exe
    "C:\Program Files (x86)\Orcus\Orcus.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Orcus\Orcus.exe

    Filesize

    944KB

    MD5

    0b02cabfbbccd55c10e52e1edabe4328

    SHA1

    02324e3588fe5ecf46c87665f540579d8128482c

    SHA256

    442212b45c6434806ef09bcd0068787f2f8fd6a7466fce2b3c750545ded700ab

    SHA512

    bee0aea230b183656aa0c82340740c8b2a1b6275c9bc2031423107df0586b72c993bdcd9fa05a29b92c43f9fe2c99a02ba30d1dabc027c468198e21b0d4b1441

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

    Filesize

    425B

    MD5

    4eaca4566b22b01cd3bc115b9b0b2196

    SHA1

    e743e0792c19f71740416e7b3c061d9f1336bf94

    SHA256

    34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

    SHA512

    bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

  • C:\Users\Admin\AppData\Roaming\Orcus\err_1fe4422b9aed460f8283596aa0513530.dat

    Filesize

    1KB

    MD5

    ac148b3f99e18c44965b13ad1bcf0558

    SHA1

    879c0b4aea9e09cf2e4f3c30a4f024e8505e703b

    SHA256

    ccae4de84718d37a0c0a57bfd8d05055da0792859ccb2fc4167814c859dd66de

    SHA512

    b954f05ce59dbaeb90c0282223e699c95b99c91b6a0815f8f4f1e8ad4957558a286309aab708297cc8b1b3ea701288418d356cd87124eeeea0b9bcadc6f6ae85

  • C:\Users\Admin\AppData\Roaming\loader.exe

    Filesize

    9KB

    MD5

    913967b216326e36a08010fb70f9dba3

    SHA1

    7b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf

    SHA256

    8d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a

    SHA512

    c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33

  • C:\Windows\SysWOW64\WindowsInput.exe

    Filesize

    21KB

    MD5

    e6fcf516d8ed8d0d4427f86e08d0d435

    SHA1

    c7691731583ab7890086635cb7f3e4c22ca5e409

    SHA256

    8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337

    SHA512

    c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e

  • C:\Windows\SysWOW64\WindowsInput.exe.config

    Filesize

    357B

    MD5

    a2b76cea3a59fa9af5ea21ff68139c98

    SHA1

    35d76475e6a54c168f536e30206578babff58274

    SHA256

    f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

    SHA512

    b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

  • memory/444-33-0x0000000002470000-0x0000000002482000-memory.dmp

    Filesize

    72KB

  • memory/444-90-0x00007FFB342A0000-0x00007FFB34D61000-memory.dmp

    Filesize

    10.8MB

  • memory/444-31-0x00007FFB342A3000-0x00007FFB342A5000-memory.dmp

    Filesize

    8KB

  • memory/444-32-0x00000000003F0000-0x00000000003FC000-memory.dmp

    Filesize

    48KB

  • memory/444-38-0x00007FFB342A0000-0x00007FFB34D61000-memory.dmp

    Filesize

    10.8MB

  • memory/444-34-0x000000001AF00000-0x000000001AF3C000-memory.dmp

    Filesize

    240KB

  • memory/872-41-0x000000001A2B0000-0x000000001A3BA000-memory.dmp

    Filesize

    1.0MB

  • memory/872-40-0x00007FFB342A0000-0x00007FFB34D61000-memory.dmp

    Filesize

    10.8MB

  • memory/872-91-0x00007FFB342A0000-0x00007FFB34D61000-memory.dmp

    Filesize

    10.8MB

  • memory/2796-81-0x0000000000A60000-0x0000000000A68000-memory.dmp

    Filesize

    32KB

  • memory/4268-10-0x0000000006090000-0x00000000060F6000-memory.dmp

    Filesize

    408KB

  • memory/4268-6-0x0000000005560000-0x00000000055F2000-memory.dmp

    Filesize

    584KB

  • memory/4268-15-0x0000000006380000-0x000000000648A000-memory.dmp

    Filesize

    1.0MB

  • memory/4268-14-0x0000000006200000-0x000000000624C000-memory.dmp

    Filesize

    304KB

  • memory/4268-13-0x00000000061C0000-0x00000000061FC000-memory.dmp

    Filesize

    240KB

  • memory/4268-12-0x0000000006160000-0x0000000006172000-memory.dmp

    Filesize

    72KB

  • memory/4268-11-0x0000000006720000-0x0000000006D38000-memory.dmp

    Filesize

    6.1MB

  • memory/4268-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

    Filesize

    4KB

  • memory/4268-7-0x0000000005550000-0x0000000005562000-memory.dmp

    Filesize

    72KB

  • memory/4268-9-0x0000000005A50000-0x0000000005A58000-memory.dmp

    Filesize

    32KB

  • memory/4268-8-0x0000000005A40000-0x0000000005A48000-memory.dmp

    Filesize

    32KB

  • memory/4268-57-0x0000000074CA0000-0x0000000075450000-memory.dmp

    Filesize

    7.7MB

  • memory/4268-1-0x0000000000930000-0x0000000000A22000-memory.dmp

    Filesize

    968KB

  • memory/4268-17-0x0000000006E70000-0x0000000006E92000-memory.dmp

    Filesize

    136KB

  • memory/4268-2-0x00000000015C0000-0x00000000015CE000-memory.dmp

    Filesize

    56KB

  • memory/4268-3-0x0000000074CA0000-0x0000000075450000-memory.dmp

    Filesize

    7.7MB

  • memory/4268-4-0x00000000053E0000-0x000000000543C000-memory.dmp

    Filesize

    368KB

  • memory/4268-5-0x0000000005A70000-0x0000000006014000-memory.dmp

    Filesize

    5.6MB

  • memory/5060-65-0x0000000007660000-0x0000000007822000-memory.dmp

    Filesize

    1.8MB

  • memory/5060-67-0x0000000007CC0000-0x0000000007CCA000-memory.dmp

    Filesize

    40KB

  • memory/5060-66-0x0000000007470000-0x0000000007480000-memory.dmp

    Filesize

    64KB

  • memory/5060-63-0x00000000072B0000-0x00000000072C8000-memory.dmp

    Filesize

    96KB

  • memory/5060-62-0x00000000070F0000-0x0000000007108000-memory.dmp

    Filesize

    96KB

  • memory/5060-61-0x0000000007080000-0x00000000070CE000-memory.dmp

    Filesize

    312KB

  • memory/5060-58-0x00000000056D0000-0x00000000056E2000-memory.dmp

    Filesize

    72KB