Overview

overview

10

Static

static

7

81ff4cdf17...5e.dll

windows7-x64

10

81ff4cdf17...5e.dll

windows10-2004-x64

9

Sharing

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General

  • Target

    81ff4cdf176564689293e7ac919f5319bc86919f7ac4ba9fecbe3d0db354395e

  • Size

    3.9MB

  • Sample

    240918-3j7lcsygkc

  • MD5

    70c812511a38e36a8ebf7020a719c90b

  • SHA1

    d43602cae630b11667f25afc01dba76da6bce4df

  • SHA256

    81ff4cdf176564689293e7ac919f5319bc86919f7ac4ba9fecbe3d0db354395e

  • SHA512

    9c43de1530088957ae4f0b5eb95c2a68738844b54e24b6af4485874f72f569f500b37d3be783de171c028d4c68fa7288d492a0ba95594b5ced63354a7a296e7b

  • SSDEEP

    98304:RB6s3sojxvXvMLeYhm0gdoD8OScRCYsgJ:Oij0gdoAOFTJ

Score
10/10
remcosm2discoveryevasionratthemidatrojan

Malware Config

Extracted

Family

remcos

Botnet

M2

C2

blessed.mypsx.net:4040

platicamijo.mypsx.net:4848
Attributes
  • audio_folder

    MicRecords

  • 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

    remcos

  • mouse_option

    false

  • mutex

    Rmc-WBR5M4

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      81ff4cdf176564689293e7ac919f5319bc86919f7ac4ba9fecbe3d0db354395e

    • Size

      3.9MB

    • MD5

      70c812511a38e36a8ebf7020a719c90b

    • SHA1

      d43602cae630b11667f25afc01dba76da6bce4df

    • SHA256

      81ff4cdf176564689293e7ac919f5319bc86919f7ac4ba9fecbe3d0db354395e

    • SHA512

      9c43de1530088957ae4f0b5eb95c2a68738844b54e24b6af4485874f72f569f500b37d3be783de171c028d4c68fa7288d492a0ba95594b5ced63354a7a296e7b

    • SSDEEP

      98304:RB6s3sojxvXvMLeYhm0gdoD8OScRCYsgJ:Oij0gdoAOFTJ

    Score
    10/10
    remcosm2discoveryevasionratthemidatrojan

    • Remcos

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

      ratremcos

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks whether UAC is enabled

      evasiontrojan
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks