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General

  • Target

    9992991f54a15fc3e0daf8de84e35eef

  • Size

    2.7MB

  • Sample

    231219-zknyvsggbp

  • MD5

    9992991f54a15fc3e0daf8de84e35eef

  • SHA1

    9391ce360dd1505375a85eab1b1d313620e921d1

  • SHA256

    15f9190e9c25f38ff2be49c72427e1a08e79a612f6d2b288a56a621cd6ff91d0

  • SHA512

    085702ed040a9c6b9f1d22a9d1f18af2e5da39acdf46846e30873dccd223f0b5791b933067326c55f1889534536cd0f27433d767e9563aa1305c06a037009dba

  • SSDEEP

    49152:ncvws9+NfbzpgKTxGR6gjmIS8tUWZ3N6bQjcHyMSZkqaLML:vXb1gKoAeNLgSxhqML

Malware Config

Extracted

Family

orcus

C2

74.118.139.67:10134

Mutex

5df8615d72254c619e8be2c3071a0629

Attributes
  • autostart_method

    Registry

  • enable_keylogger

    false

  • install_path

    %programfiles%\Orcus\Orcus.exe

  • reconnect_delay

    10000

  • registry_keyname

    Orcus

  • taskscheduler_taskname

    Orcus

  • watchdog_path

    AppData\OrcusWatchdog.exe

Targets

    • Target

      9992991f54a15fc3e0daf8de84e35eef

    • Size

      2.7MB

    • MD5

      9992991f54a15fc3e0daf8de84e35eef

    • SHA1

      9391ce360dd1505375a85eab1b1d313620e921d1

    • SHA256

      15f9190e9c25f38ff2be49c72427e1a08e79a612f6d2b288a56a621cd6ff91d0

    • SHA512

      085702ed040a9c6b9f1d22a9d1f18af2e5da39acdf46846e30873dccd223f0b5791b933067326c55f1889534536cd0f27433d767e9563aa1305c06a037009dba

    • SSDEEP

      49152:ncvws9+NfbzpgKTxGR6gjmIS8tUWZ3N6bQjcHyMSZkqaLML:vXb1gKoAeNLgSxhqML

    • Orcus

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

    • Orcurs Rat Executable

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks