Overview

overview

10

Static

static

10

e635ffdeb4...bc.exe

windows7-x64

10

e635ffdeb4...bc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e635ffdeb402924e63d04502f88b9cb53697f7fd3be91af4906a811502970abc

  • Size

    924KB

  • Sample

    241223-bd91ratkbr

  • MD5

    9e53bae3cb9c718150dc1fb75c7074de

  • SHA1

    254d181da66607785bab9175f7e6efbedf09b7b9

  • SHA256

    e635ffdeb402924e63d04502f88b9cb53697f7fd3be91af4906a811502970abc

  • SHA512

    d952b9d1307cffc5c0bda543a9f4edeaede19415368dbbdeffb8009a96bacda6f14e1013565d1f8de57334ebb671d1ac8345b833de5aedfe5adcbbbeee14a136

  • SSDEEP

    12288:E0XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNCd6zONefAUUFEplMETQ7dG1lFlu:AmS4MROxnFE3FPrrcI0AilFEvxHj2QX

Score
10/10
orcustestbuilddiscoverypersistenceratspywarestealer

Malware Config

Extracted

Family

orcus

Botnet

testbuild

C2

127.0.0.1:1268

Mutex

979c2ee9d7ff48d0a2e4e2df3c2c864d

Attributes
  • autostart_method

    Registry

  • enable_keylogger

    true

  • install_path

    %programfiles%\Common Files\System\HD Audio\HDAudio.exe

  • reconnect_delay

    10000

  • registry_keyname

    HDAudioDriver

  • taskscheduler_taskname

    HDAudioDriver

  • watchdog_path

    AppData\HDAudioWatchdog.exe

Targets

    • Target

      e635ffdeb402924e63d04502f88b9cb53697f7fd3be91af4906a811502970abc

    • Size

      924KB

    • MD5

      9e53bae3cb9c718150dc1fb75c7074de

    • SHA1

      254d181da66607785bab9175f7e6efbedf09b7b9

    • SHA256

      e635ffdeb402924e63d04502f88b9cb53697f7fd3be91af4906a811502970abc

    • SHA512

      d952b9d1307cffc5c0bda543a9f4edeaede19415368dbbdeffb8009a96bacda6f14e1013565d1f8de57334ebb671d1ac8345b833de5aedfe5adcbbbeee14a136

    • SSDEEP

      12288:E0XCGPSX0zbyD+ndg+QCImGYUl9qyzlkE2kUNCd6zONefAUUFEplMETQ7dG1lFlu:AmS4MROxnFE3FPrrcI0AilFEvxHj2QX

    Score
    10/10
    orcustestbuilddiscoverypersistenceratspywarestealer

    • Orcus

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

      ratspywarestealerorcus

    • Orcus family

      orcus

    • 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

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks