General

  • Target

    Update.exe

  • Size

    3.0MB

  • Sample

    250130-qppxaaslax

  • MD5

    2fe71c8b3764c2e139e32d132437bc67

  • SHA1

    70bdbce5ad67ce24d75bd76b41cb6eecdcc24dc7

  • SHA256

    7e7f54be771fd2aa38fe215442508a4673163aa87f39eabb7c6cf9de77d1546d

  • SHA512

    f12e8d338824c18384a300a78a21d88cf7d589d26d06c18d4b6f00f9fc50c567f8ac024990fa69a49323632f82124d2cfc890ba040eaac15934a283029ac2a2d

  • SSDEEP

    49152:G+1xzMQNZKMx6Y3BfoKTL0lmGlrtWAypQxbno9JnCmoyrZEI0AilFCvxHd:G+1n666WTMXypSbno9JCm

Malware Config

Extracted

Family

orcus

C2

dc.deenote4396.com:10134

Mutex

3749f50e4c6b4cbfb5eac93f5e5530bb

Attributes
  • autostart_method

    TaskScheduler

  • enable_keylogger

    true

  • install_path

    %programfiles%\Lenovo\Update.exe

  • reconnect_delay

    10000

  • registry_keyname

    Orcus

  • taskscheduler_taskname

    Lenovo

  • watchdog_path

    AppData\Lenovo.exe

Targets

    • Target

      Update.exe

    • Size

      3.0MB

    • MD5

      2fe71c8b3764c2e139e32d132437bc67

    • SHA1

      70bdbce5ad67ce24d75bd76b41cb6eecdcc24dc7

    • SHA256

      7e7f54be771fd2aa38fe215442508a4673163aa87f39eabb7c6cf9de77d1546d

    • SHA512

      f12e8d338824c18384a300a78a21d88cf7d589d26d06c18d4b6f00f9fc50c567f8ac024990fa69a49323632f82124d2cfc890ba040eaac15934a283029ac2a2d

    • SSDEEP

      49152:G+1xzMQNZKMx6Y3BfoKTL0lmGlrtWAypQxbno9JnCmoyrZEI0AilFCvxHd:G+1n666WTMXypSbno9JCm

    • Orcus

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

    • Orcus family

    • Orcus main payload

    • Orcurs Rat Executable

    • Checks computer location settings

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

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks