Overview

overview

10

Static

static

10

smd.exe

windows7-x64

10

smd.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    890s
  • max time network
    901s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 00:28

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General

  • Target

    smd.exe

  • Size

    839KB

  • MD5

    3144e31b05fa12d135e40cb1ee92b155

  • SHA1

    4c7c273b547ec8d42e439c687285d9060c7d3065

  • SHA256

    f56dc459e9d914a4291b02ee04ac3837d088bb3c08901e00a63802be90167c41

  • SHA512

    0ff81376b6db8ca1ada7b624bbb2bc622c817dabbf7bad1d8c6aba40d663dab1f2dd3a0b621650d020f62d6ca5f044024be220eac5e40990918ef6890039e438

  • SSDEEP

    24576:1xdS04YNEMuExDiU6E5R9s8xY/2l/d2tnIbt+rT:bP4auS+UjfU2T2dIbt+r

Score
10/10
orcusdiscoveryratspywarestealer

Malware Config

Extracted

Family

orcus

C2

3shop-extreme.gl.at.ply.gg

Mutex

51d6e45eabea4bbf89f8114ec5d59be0

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

    01/03/2025 20:57:17

  • 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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\smd.exe
    "C:\Users\Admin\AppData\Local\Temp\smd.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2832
    • 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:3064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab6DA3.tmp
    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    Download Submit

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

    839KB

    MD5

    3144e31b05fa12d135e40cb1ee92b155

    SHA1

    4c7c273b547ec8d42e439c687285d9060c7d3065

    SHA256

    f56dc459e9d914a4291b02ee04ac3837d088bb3c08901e00a63802be90167c41

    SHA512

    0ff81376b6db8ca1ada7b624bbb2bc622c817dabbf7bad1d8c6aba40d663dab1f2dd3a0b621650d020f62d6ca5f044024be220eac5e40990918ef6890039e438

    Download Submit

  • memory/2832-0-0x00000000743C1000-0x00000000743C2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2832-1-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2832-2-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2832-12-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3064-13-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3064-11-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3064-14-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3064-31-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3064-32-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download