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Analysis

  • max time kernel
    159s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 16:43

General

  • Target

    Free Crypter By- Hermes_Coder.exe

  • Size

    1.1MB

  • MD5

    224a311d19f8ad162f2ee15a5302768b

  • SHA1

    8ff5eef4e5431dfa1aaec0f5b75db33228acfe45

  • SHA256

    80f684c112ca84fe923b521144791f8c4a85e025583155fc9a92b206a78ece11

  • SHA512

    a2c88079428dba8539831897cc489b00391c5ed097b19731c6486dbd81e265942a7f111284e5cbcd8eec31a883b6aa527893c901bbde41eba0b9f2fcb9bfc4a6

  • SSDEEP

    24576:t9cWATXeauucsByUt12fcXoBr8JqNaDDHzQ8KzJwR:zxATXeau8Rt1zdqMDXKzK

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

BTC

C2

alvaritospamlamu.con-ip.com:2404

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

    registros.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-4EHENX

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Capturas de pantalla

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Free Crypter By- Hermes_Coder.exe
    "C:\Users\Admin\AppData\Local\Temp\Free Crypter By- Hermes_Coder.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:3856
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 1080
        2⤵
        • Program crash
        PID:2032
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2164 -ip 2164
      1⤵
        PID:5064

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2164-0-0x0000000075090000-0x0000000075840000-memory.dmp

        Filesize

        7.7MB

      • memory/2164-1-0x0000000000820000-0x0000000000932000-memory.dmp

        Filesize

        1.1MB

      • memory/2164-2-0x0000000005900000-0x0000000005EA4000-memory.dmp

        Filesize

        5.6MB

      • memory/2164-3-0x0000000005340000-0x0000000005350000-memory.dmp

        Filesize

        64KB

      • memory/2164-4-0x0000000005350000-0x000000000544E000-memory.dmp

        Filesize

        1016KB

      • memory/2164-16-0x0000000075090000-0x0000000075840000-memory.dmp

        Filesize

        7.7MB

      • memory/3856-12-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-17-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-8-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-9-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-10-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-11-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-6-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-13-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-5-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-7-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-18-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-19-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-20-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-21-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-22-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-23-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-24-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-25-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-26-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/3856-27-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB