Overview

overview

10

Static

static

10

f9e59c08f5...2a.exe

windows7-x64

10

f9e59c08f5...2a.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-10-2024 01:07

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General

  • Target

    f9e59c08f56e899c8b842c90200c1d9a26ab4696f21c77c81f3f99c2b91fe92a.exe

  • Size

    839KB

  • MD5

    d08677d4fa15a80c7ded7400f65adeda

  • SHA1

    fe2423932c9000f7e0989181229637c5ec661ab3

  • SHA256

    f9e59c08f56e899c8b842c90200c1d9a26ab4696f21c77c81f3f99c2b91fe92a

  • SHA512

    e695322ed01512d062c45e2ce9ca446a1c8f8ad2aa34a59aa57d33b1a208c961c1e2f9d6bdf82ebfd576bdd0430b051e2513d196d9ad430fe0cd17c954c1c9c5

  • SSDEEP

    24576:tmIS04YNEMuExDiU6E5R9s8xY/2l/detnIbt+rc:QQ4auS+UjfU2TedIbt+r

Score
10/10
orcusdiscoveryratspywarestealer

Malware Config

Extracted

Family

orcus

C2

/is-declare.gl.at.ply.gg

Mutex

b25fe0459e5b4efab57a5c4b7ef3477c

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

    10/22/2024 17:49:24

  • 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
  • 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 36 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\f9e59c08f56e899c8b842c90200c1d9a26ab4696f21c77c81f3f99c2b91fe92a.exe
    "C:\Users\Admin\AppData\Local\Temp\f9e59c08f56e899c8b842c90200c1d9a26ab4696f21c77c81f3f99c2b91fe92a.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2744
    • 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:2772

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

    d08677d4fa15a80c7ded7400f65adeda

    SHA1

    fe2423932c9000f7e0989181229637c5ec661ab3

    SHA256

    f9e59c08f56e899c8b842c90200c1d9a26ab4696f21c77c81f3f99c2b91fe92a

    SHA512

    e695322ed01512d062c45e2ce9ca446a1c8f8ad2aa34a59aa57d33b1a208c961c1e2f9d6bdf82ebfd576bdd0430b051e2513d196d9ad430fe0cd17c954c1c9c5

    Download Submit

  • memory/2744-0-0x00000000746F1000-0x00000000746F2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2744-1-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2744-2-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2744-11-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2772-12-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2772-13-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2772-14-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2772-15-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2772-16-0x00000000746F0000-0x0000000074C9B000-memory.dmp

    Filesize

    5.7MB

    Download