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General

  • Target

    cheker.exe

  • Size

    921KB

  • Sample

    230306-wdgpesed63

  • MD5

    41394beb6f31b8215c7b9d0b8d412c3e

  • SHA1

    c0436e7d59d3be57a1edc94ce52a5e03312aa368

  • SHA256

    9f2151b2fd626d5139a7a292b4faffdedcc45346953b0ce71fa281615e6f350a

  • SHA512

    dfd7ee246b53878037323ed246cf0aea90d43071a1499512e9db0b1b29376ab4cc09739ea03186839d47b7f2b54aa32c395eac4e67a6d32e7b37a78e4b5d9e1b

  • SSDEEP

    24576:n6A4MROxnF43F9MQrrZlI0AilFEvxHihrTE:n6jMiG4wrZlI0AilFEvxHih

Malware Config

Extracted

Family

orcus

C2

147.185.221.229:56094

Mutex

0a90560fd1de4ef0859fc02bececce78

Attributes
  • autostart_method

    Registry

  • enable_keylogger

    true

  • install_path

    %programfiles%\svhost\svhost.exe

  • reconnect_delay

    10000

  • registry_keyname

    Orcus

  • taskscheduler_taskname

    Orcus

  • watchdog_path

    AppData\svhost.exe

Targets

    • Target

      cheker.exe

    • Size

      921KB

    • MD5

      41394beb6f31b8215c7b9d0b8d412c3e

    • SHA1

      c0436e7d59d3be57a1edc94ce52a5e03312aa368

    • SHA256

      9f2151b2fd626d5139a7a292b4faffdedcc45346953b0ce71fa281615e6f350a

    • SHA512

      dfd7ee246b53878037323ed246cf0aea90d43071a1499512e9db0b1b29376ab4cc09739ea03186839d47b7f2b54aa32c395eac4e67a6d32e7b37a78e4b5d9e1b

    • SSDEEP

      24576:n6A4MROxnF43F9MQrrZlI0AilFEvxHihrTE:n6jMiG4wrZlI0AilFEvxHih

    • Orcus

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

    • Orcus main payload

    • Orcurs Rat Executable

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks