Analysis

  • max time kernel
    177s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2024 19:23

General

  • Target

    La no presentación en el plazo establecido conlleva a la imputación de cargos adicionales por desa.exe

  • Size

    2.0MB

  • MD5

    8b47c377bd5aaf54914ac27714891a71

  • SHA1

    32c6a5a4c56c9fe9ad182cc1d4fdfdf2abe577a5

  • SHA256

    97cecb1d9ff2d7352e5a08bd6589f7979d89f9758ad88a060cbb75ea1e308220

  • SHA512

    dbaab357d45324f8cfe938fd3a347166ee9f71fce00b205a5f3a383ee0cf4f7a2819320634df2e31e0cf5364364e79ef7661ee62f9317992bd337ba04943684f

  • SSDEEP

    24576:L3HmzB5HhMRAuNoYv34Up45bYvWnbTpoOS2iGDrq3F91qcHXCne2F00i/GdEDCNJ:L3EB5HhMRAovIv2SSOS2iwrq3/3vM+5O

Malware Config

Extracted

Family

remcos

Botnet

ZUTOPIA

C2

ardilla00239.ydns.eu:1831

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    sdfjdsjfndsvnd

  • mouse_option

    false

  • mutex

    nnnfdfjdsgfgfs-JXPHK5

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Remcos family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\La no presentación en el plazo establecido conlleva a la imputación de cargos adicionales por desa.exe
    "C:\Users\Admin\AppData\Local\Temp\La no presentación en el plazo establecido conlleva a la imputación de cargos adicionales por desa.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Users\Admin\AppData\Local\Temp\La no presentación en el plazo establecido conlleva a la imputación de cargos adicionales por desa.exe
      "C:\Users\Admin\AppData\Local\Temp\La no presentación en el plazo establecido conlleva a la imputación de cargos adicionales por desa.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\sdfjdsjfndsvnd\logs.dat

    Filesize

    184B

    MD5

    ad28d945ab845ce7a38172a49bdf67d8

    SHA1

    20ea0d3960913c816bc2e8769d7d15910c2d3ac5

    SHA256

    06a7edaf386d503299150529992705a5a43fcc64d4c1c4a2364eb54e71146954

    SHA512

    87e8df670350529e55d99c4b16283ea9fd0580f5846e9f8774c85600284c1185848c43898ff0fbc18907bd7ef7c8831c9a5650018d2b9723c3c100a65d5361cc

  • memory/1724-20-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/1724-0-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/1724-5-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/1724-6-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/1724-4-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/1724-3-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/1724-28-0x000000000040B000-0x0000000000424000-memory.dmp

    Filesize

    100KB

  • memory/1724-1-0x000000000040B000-0x0000000000424000-memory.dmp

    Filesize

    100KB

  • memory/1724-12-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/2140-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2140-30-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-21-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/2140-11-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-16-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-22-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-23-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-24-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-25-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-15-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-29-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-19-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-7-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-37-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-38-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-45-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-46-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-53-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-54-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-61-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB

  • memory/2140-62-0x00000000001C0000-0x000000000023F000-memory.dmp

    Filesize

    508KB