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Overview

overview

10

Static

static

10

OrcusLauncher.exe

windows10-ltsc 2021-x64

10

Analysis

  • max time kernel
    140s
  • max time network
    143s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250113-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    15/01/2025, 01:42

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General

  • Target

    OrcusLauncher.exe

  • Size

    839KB

  • MD5

    b931bd63c8f3fbed9812df37a55c50f8

  • SHA1

    471352d83479f815e64b8fdedca6a243bb176514

  • SHA256

    2c770ee8abfe03bbf7206c9a72f252378fe22b06c88a4788464eb2d8eecdd447

  • SHA512

    3a169ccf14f1b78db7116c3e8b709e1e3aed0585036812e98e6813b799e556a917da7c39c2b14b6ba6e96a27c0ded65ea9217c9dad62ff2c619b8a0c0a97b3c7

  • SSDEEP

    24576:lmIS04YNEMuExDiU6E5R9s8xY/2l/detnIbt+rb:oQ4auS+UjfU2TedIbt+r

Score
10/10
orcusdiscoveryratspywarestealer

Malware Config

Extracted

Family

orcus

C2

hi-tin.gl.at.ply.gg

Mutex

e1739ca6803f4a20a3dfac72cfbc1100

Attributes
  • administration_rights_required

    false

  • anti_debugger

    false

  • anti_tcp_analyzer

    false

  • antivm

    false

  • autostart_method

    1

  • change_creation_date

    false

  • force_installer_administrator_privileges

    false

  • hide_file

    false

  • install

    false

  • installation_folder

    %appdata%\Microsoft\Speech\AudioDriver.exe

  • installservice

    false

  • keylogger_enabled

    false

  • newcreationdate

    01/14/2025 22:12:00

  • plugins

    AgEAAA==

  • reconnect_delay

    10000

  • registry_autostart_keyname

    Audio HD Driver

  • registry_hidden_autostart

    false

  • set_admin_flag

    false

  • tasksch_name

    Audio HD Driver

  • tasksch_request_highest_privileges

    false

  • try_other_autostart_onfail

    false

aes.plain

Signatures

  • Orcus

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

    ratspywarestealerorcus
  • Orcus family
    orcus
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious behavior: LoadsDriver 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OrcusLauncher.exe
    "C:\Users\Admin\AppData\Local\Temp\OrcusLauncher.exe"
    1⤵
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:552
    • C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
    Filesize

    839KB

    MD5

    b931bd63c8f3fbed9812df37a55c50f8

    SHA1

    471352d83479f815e64b8fdedca6a243bb176514

    SHA256

    2c770ee8abfe03bbf7206c9a72f252378fe22b06c88a4788464eb2d8eecdd447

    SHA512

    3a169ccf14f1b78db7116c3e8b709e1e3aed0585036812e98e6813b799e556a917da7c39c2b14b6ba6e96a27c0ded65ea9217c9dad62ff2c619b8a0c0a97b3c7

    Download Submit

  • memory/552-0-0x0000000074432000-0x0000000074433000-memory.dmp

    Filesize

    4KB

    Download

  • memory/552-1-0x0000000074430000-0x00000000749E1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/552-2-0x0000000074430000-0x00000000749E1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/552-7-0x0000000074430000-0x00000000749E1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4524-8-0x0000000074430000-0x00000000749E1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4524-9-0x0000000074430000-0x00000000749E1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4524-10-0x0000000074430000-0x00000000749E1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4524-11-0x0000000074430000-0x00000000749E1000-memory.dmp

    Filesize

    5.7MB

    Download