Overview

overview

10

Static

static

10

1728373206...ed.exe

windows7-x64

10

1728373206...ed.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-10-2024 07:41

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General

  • Target

    1728373206596a852cdbe7ae697de423fbd80cabe33d7a6a584032b72164b61e0692c12d1a849.dat-decoded.exe

  • Size

    469KB

  • MD5

    c42b1e2c4f831723e13fa9fcfe26be96

  • SHA1

    0cdce2551a12c15df38d10c532f3af640f5f7fd8

  • SHA256

    fc5a104616191074e73ca74e64056c26e129b75395e57257eebf629772200d21

  • SHA512

    78a7f391392a51722af4ee0569fe90cb7acb4b528ee72900c449f022262c3f70dfe38783397e8854f553e9365cac8672654b9ebe327103ea7ef1e48e337c9dde

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQS0n9:uiLJbpI7I2WhQqZ709

Score
10/10
remcosoctobersdiscoveryrat

Malware Config

Extracted

Family

remcos

Botnet

OCTOBERS

C2

ab9001.ddns.net:23782

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    VLC.exe

  • copy_folder

    VLC

  • 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

    Chrorne-28R56P

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Rmc

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

    ratremcos
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1728373206596a852cdbe7ae697de423fbd80cabe33d7a6a584032b72164b61e0692c12d1a849.dat-decoded.exe
    "C:\Users\Admin\AppData\Local\Temp\1728373206596a852cdbe7ae697de423fbd80cabe33d7a6a584032b72164b61e0692c12d1a849.dat-decoded.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
        PID:4800

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\remcos\logs.dat
      Filesize

      144B

      MD5

      c6c221f5f09faecf8f60b35555643757

      SHA1

      08ababe18a625c930ee37e78846743fc967d0134

      SHA256

      59935d0134c591746a4c1eb8bc2934226052867f4a5116c74cb9791042f4fdbb

      SHA512

      78189ec54ade0886ffd031510f82e8ff9fdf71598fa3540b1e265e9b83f96e5e5e81fd8e2e4bf7b209957b917ae4f79a7031f2c53192b5f9d900c0240e22c9a7

      Download Submit

    • memory/4800-0-0x0000000001200000-0x000000000127F000-memory.dmp

      Filesize

      508KB

      Download

    • memory/4800-1-0x0000000001200000-0x000000000127F000-memory.dmp

      Filesize

      508KB

      Download

    • memory/4800-2-0x0000000001200000-0x000000000127F000-memory.dmp

      Filesize

      508KB

      Download

    • memory/4800-3-0x0000000001200000-0x000000000127F000-memory.dmp

      Filesize

      508KB

      Download