Overview

overview

10

Static

static

3

Invoice.GT...df.exe

windows7-x64

3

Invoice.GT...df.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8a29397afb6adfd188034cd2307bc1cae40d04f0c33ce0c170539ecc030b59cb.img

  • Size

    480KB

  • Sample

    241107-c9kw6swmal

  • MD5

    71c201e4bb8fff8803cbaac71239666e

  • SHA1

    919c75cd9a27129adac579819f6fc596b048a04d

  • SHA256

    8a29397afb6adfd188034cd2307bc1cae40d04f0c33ce0c170539ecc030b59cb

  • SHA512

    7f1d67c3eabf277d10b1e853efe396895d6aa5ef4f5932d211f5d8510a3e674b37820b775467a49906c318153a80f16f18ee832d69b683365d6a1628697cd9c9

  • SSDEEP

    6144:K5dm2Gdz+WiLrCXXifndEqSn4i4fFBnvTctYj3ZuDRJl8nkSC6ao:qNVWSrCqndEqS4tBotYj3Zuctao

Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

212.162.149.226:9285

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    AppUpdate

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-VCJ8ZS

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    AppUpdate

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Invoice.GT872905.pdf.exe

    • Size

      429KB

    • MD5

      7e6fef3fa9dd8c30cc008589b0a70ad6

    • SHA1

      07079f7f8ba3965042b8d4f665d74d2587563300

    • SHA256

      cd5de9645bcf37759921a67c205b215141ac17cc47281a159f2eada11e6f45ca

    • SHA512

      9a7b8f7c5a113fd0140bdee54ede2381e10441d64602ba2e4a7b34ce410ff2b6fd775ff79f78d421df0dabd90a245f354f0bd2afd45be376ef9f35fe0e4a97f8

    • SSDEEP

      6144:O5dm2Gdz+WiLrCXXifndEqSn4i4fFBnvTctYj3ZuDRJl8nkSC6ao:2NVWSrCqndEqS4tBotYj3Zuctao

    Score
    10/10
    discoveryremcosremotehostpersistencerat

    • Remcos

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

      ratremcos

    • Remcos family

      remcos

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks