General

  • Target

    18fb2502fd1381cbc62be8fa7194be86b55d1a0f0356a45d8c4808e9eb18c5cc

  • Size

    2.6MB

  • Sample

    240425-dy342sef7x

  • MD5

    c431b61a8d9bfda57236529c193d126d

  • SHA1

    c91cd193d5d72cb8902646238a079f3996c495f3

  • SHA256

    18fb2502fd1381cbc62be8fa7194be86b55d1a0f0356a45d8c4808e9eb18c5cc

  • SHA512

    f95d21bf40973004c523dc17b7ec4436fa617ed020268f32a85140da3ee69fde653c65fb1dcde2c62707f945c769c9f39e79261f768008578884e0351a4d854f

  • SSDEEP

    24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxp:Hh+ZkldoPKiYdqd6x

Malware Config

Extracted

Family

orcus

Botnet

ligeon

C2

ligeon.ddns.net:1606

Mutex

b98fb09a59c24a81b9d17a55ccf2c036

Attributes
  • autostart_method

    Disable

  • enable_keylogger

    true

  • install_path

    %programfiles%\Orcus\Orcus.exe

  • reconnect_delay

    10000

  • registry_keyname

    Orcus

  • taskscheduler_taskname

    Orcus

  • watchdog_path

    AppData\OrcusWatchdog.exe

Targets

    • Target

      18fb2502fd1381cbc62be8fa7194be86b55d1a0f0356a45d8c4808e9eb18c5cc

    • Size

      2.6MB

    • MD5

      c431b61a8d9bfda57236529c193d126d

    • SHA1

      c91cd193d5d72cb8902646238a079f3996c495f3

    • SHA256

      18fb2502fd1381cbc62be8fa7194be86b55d1a0f0356a45d8c4808e9eb18c5cc

    • SHA512

      f95d21bf40973004c523dc17b7ec4436fa617ed020268f32a85140da3ee69fde653c65fb1dcde2c62707f945c769c9f39e79261f768008578884e0351a4d854f

    • SSDEEP

      24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxp:Hh+ZkldoPKiYdqd6x

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks