Overview

overview

10

Static

static

168b8482ff...14.exe

windows7-x64

10

168b8482ff...14.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    09/01/2023, 14:27

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General

  • Target
    168b8482ffa38cfa8e0854c574738d14.exe
  • Size 759KB
  • Sample230109-rseq6aee54
  • SHA256 20d412f4c2d2cf23a735109ee712e5df0c03e7ed6b16c0d9f61cff2f4be77549
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
remcosremotehostrat

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost

C2

  • favgrandson7.sytes.net:1993

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-HFW64Q

  • 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

Signatures

  • Remcos

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

    ratremcos
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\168b8482ffa38cfa8e0854c574738d14.exe
    "C:\Users\Admin\AppData\Local\Temp\168b8482ffa38cfa8e0854c574738d14.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
      "C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe" C:\Users\Admin\AppData\Local\Temp\mxthmaqtcrk.fam
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:952
      • C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        "C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe"
        3⤵
        • Executes dropped EXE
        PID:872
      • C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        "C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe"
        3⤵
        • Executes dropped EXE
        PID:748
      • C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        "C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe"
        3⤵
        • Executes dropped EXE
        PID:516
      • C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        "C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:1856

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        cvtepgqsfb.ve
        • Path C:\Users\Admin\AppData\Local\Temp\cvtepgqsfb.ve
        • Size 491KB
        • SHA256 283e0ff5b563bc8e1c24ee4715e25d80d31b32ce2df8474c4d456fb6fafe168a
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path C:\Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        mxthmaqtcrk.fam
        • Path C:\Users\Admin\AppData\Local\Temp\mxthmaqtcrk.fam
        • Size 5KB
        • SHA256 124fff90bbf42684c4ba8bcec89f0dde36aaa348c2fc75471e4a92ae5ac57a68
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path \Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path \Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path \Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path \Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path \Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        luxdclttdd.exe
        • Path \Users\Admin\AppData\Local\Temp\luxdclttdd.exe
        • Size 265KB
        • SHA256 4743756a524fe3a4394d256f9bbf1cd91a9f00abd29187c41e7c90abf0e2d83d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/1856-73-0x0000000000400000-0x000000000047F000-memory.dmp
        Download

        memory/1856-74-0x0000000000400000-0x000000000047F000-memory.dmp
        Download

        memory/2024-54-0x0000000076391000-0x0000000076393000-memory.dmp
        Download