Overview

overview

10

Static

static

1

8f488bf364...83.exe

windows7-x64

10

8f488bf364...83.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8f488bf3643183b3e0eddfb0ee888083

  • Size

    407KB

  • Sample

    230615-ftz8psef94

  • MD5

    8f488bf3643183b3e0eddfb0ee888083

  • SHA1

    883747ec7bb85a97ee825b610e840015d03d312d

  • SHA256

    9d631f6dbf464b2cd73809ebbc09805e8ccc0fdb485b3c06fbbe6ea34a8305c0

  • SHA512

    cd9df73b1865bb1d386a1d8da8f5ca6771635decc597d0a676783f1087f1631aa11c2febcecfb2bb706e8a2a11d793ecdaffaf7a1eeba399538d076b8b6c2c1e

  • SSDEEP

    12288:20+FrXbGM2i28hs/ixYNUiUduw5aWZ6Fsq8KQw:20YraPL/4iUduw5Pgyq8Kf

Score
10/10
guloaderremcoslukas-hostdownloaderrat

Malware Config

Extracted

Family

remcos

Botnet

Lukas-Host

C2

colukas37.ddns.net:2111

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    qs.exe

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Rmc-X523FD

  • 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

      8f488bf3643183b3e0eddfb0ee888083

    • Size

      407KB

    • MD5

      8f488bf3643183b3e0eddfb0ee888083

    • SHA1

      883747ec7bb85a97ee825b610e840015d03d312d

    • SHA256

      9d631f6dbf464b2cd73809ebbc09805e8ccc0fdb485b3c06fbbe6ea34a8305c0

    • SHA512

      cd9df73b1865bb1d386a1d8da8f5ca6771635decc597d0a676783f1087f1631aa11c2febcecfb2bb706e8a2a11d793ecdaffaf7a1eeba399538d076b8b6c2c1e

    • SSDEEP

      12288:20+FrXbGM2i28hs/ixYNUiUduw5aWZ6Fsq8KQw:20YraPL/4iUduw5Pgyq8Kf

    Score
    10/10
    guloaderremcoslukas-hostdownloaderrat

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Remcos

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

      ratremcos

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks