Analysis

  • max time kernel
    147s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 01:07

General

  • Target

    05b8d04ea364bef25d6d51b193bb72d855ffae9bb92ef89807790aeec87083d1.exe

  • Size

    840KB

  • MD5

    850f6b0d18c33d74883b850c8dd6e42b

  • SHA1

    0e115433a8717c4abb6151941a51a56dec868789

  • SHA256

    05b8d04ea364bef25d6d51b193bb72d855ffae9bb92ef89807790aeec87083d1

  • SHA512

    7cc6d886c3b80167652e2b1400101fdc4aeb20e08260a796dd085ee41f4f1708fb5d6c209c896c01e86f5ab9a91af7c89b96093a05496c05a3bbcdd73a98453b

  • SSDEEP

    24576:ZLFS04YNEMuExDiU6E5R9s8xY/2l/dl5Ibt+rv:ZL34auS+UjfU2TLIbt+r

Malware Config

Extracted

Family

orcus

C2

127.0.0.1

Mutex

9a8b97859629445e9be1a6cd39c320a8

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

    12/25/2024 06:29:00

  • plugins

    AgEAAA==

  • reconnect_delay

    10000

  • registry_autostart_keyname

    Audio HD Driver

  • registry_hidden_autostart

    false

  • set_admin_flag

    false

  • 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.

  • Orcus family
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 39 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05b8d04ea364bef25d6d51b193bb72d855ffae9bb92ef89807790aeec87083d1.exe
    "C:\Users\Admin\AppData\Local\Temp\05b8d04ea364bef25d6d51b193bb72d855ffae9bb92ef89807790aeec87083d1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3532

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3532-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

    Filesize

    4KB

  • memory/3532-1-0x00000000002D0000-0x00000000003A8000-memory.dmp

    Filesize

    864KB

  • memory/3532-3-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB

  • memory/3532-2-0x0000000004D00000-0x0000000004D0A000-memory.dmp

    Filesize

    40KB

  • memory/3532-4-0x00000000054F0000-0x0000000005A94000-memory.dmp

    Filesize

    5.6MB

  • memory/3532-5-0x0000000005220000-0x00000000052B2000-memory.dmp

    Filesize

    584KB

  • memory/3532-6-0x0000000005180000-0x00000000051CC000-memory.dmp

    Filesize

    304KB

  • memory/3532-7-0x0000000005AA0000-0x0000000005C62000-memory.dmp

    Filesize

    1.8MB

  • memory/3532-8-0x0000000005410000-0x0000000005420000-memory.dmp

    Filesize

    64KB

  • memory/3532-9-0x0000000006000000-0x000000000600A000-memory.dmp

    Filesize

    40KB

  • memory/3532-10-0x00000000748CE000-0x00000000748CF000-memory.dmp

    Filesize

    4KB

  • memory/3532-11-0x00000000748C0000-0x0000000075070000-memory.dmp

    Filesize

    7.7MB