General

  • Target

    760f8737397a004b29d0b7f0e6eed10813d129a07d2510bfb582b34b9121778c

  • Size

    568KB

  • Sample

    250328-es7eystmy2

  • MD5

    2f519497736d4638dc1c3137507d653c

  • SHA1

    368a6d36f6c88328d37277af31f41ca94758027f

  • SHA256

    760f8737397a004b29d0b7f0e6eed10813d129a07d2510bfb582b34b9121778c

  • SHA512

    b6e72d56d5e8910a0e0165e93fed5ef01b004e4ae01f457f213e50233df99978decb42a462cd834c84362a34e44a0567bb81636cc67ffac25743ffcd291125f7

  • SSDEEP

    12288:vXv+msrCfpPbQkafczLeJ5Luhrnyr88tqbDG+lMd7RT2CGOsQCVz:fv+msefakac2JornyQc+lM7ZGOshVz

Malware Config

Extracted

Family

remcos

Botnet

PAROSH NEW

C2

parosh.didns.ru:3011

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

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    polshmy

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    psh983mn-LGLX6H

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      25FC004658_Femetagershusenes.exe

    • Size

      601KB

    • MD5

      77221f5f2a4984872389759b83446a62

    • SHA1

      07c1d4795c8ec52dff45be198abde62c331ded59

    • SHA256

      d67a5911a1cca695a8e3514e1155c6cc8ace4c1a6b96daf563f6ae3134c6d588

    • SHA512

      bd64bd1be5fc366c600c5c88963e368fa82f31c0e692a27e7a7ce8cad0c5c4ac4d41cbba95e98bb5cfe753c3c157c399a2664b4e490068b18b2c7fe27bf10485

    • SSDEEP

      12288:SDGg/i9HZmS7DpP5AkavuzLiB5Puhrxk/8872b5GmledTRfSCG+sQCVv:jD5PUkwuKB8rxk0omle3VG+shVv

    • Guloader family

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Remcos

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

    • Remcos family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      ee260c45e97b62a5e42f17460d406068

    • SHA1

      df35f6300a03c4d3d3bd69752574426296b78695

    • SHA256

      e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27

    • SHA512

      a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3

    • SSDEEP

      192:eF24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35Ol9Sl:h8QIl975eXqlWBrz7YLOl9

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks