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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/02/2025, 08:49

General

  • Target

    9967AF915D0D71B70AC5C3CECCC9EAB4.exe

  • Size

    936KB

  • MD5

    9967af915d0d71b70ac5c3ceccc9eab4

  • SHA1

    4e44ee90eda97e7ed3ed7957554dfaa347e03951

  • SHA256

    e2044dd132ed43d44de5f48a18f60d5eb804cbf568ab117002272172b8757da8

  • SHA512

    32a3bfe9eac45cb4248db4376ff44df3e97a92713cbc36d0843d4d40a940d5c855175e633c29961155097e4985566d0ce08971ed303de43456190983d64d9361

  • SSDEEP

    12288:0+zjLf30WH0XUh/mbA3OJb4GWEJFORYQpCvMOAXoLZY7NjcOaaRMFKp//NKTUXqY:04jj0yFh/F+laYIzb4a7SOlNa2CP93Y

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.3.64.152:2559

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-TS121V

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • 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.

  • Remcos family
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe
    "C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe
      "C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe"
      2⤵
        PID:2828
      • C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe
        "C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe"
        2⤵
          PID:2840
        • C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe
          "C:\Users\Admin\AppData\Local\Temp\9967AF915D0D71B70AC5C3CECCC9EAB4.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          PID:2808

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1892-0-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

        Filesize

        4KB

      • memory/1892-1-0x0000000000A10000-0x0000000000B00000-memory.dmp

        Filesize

        960KB

      • memory/1892-2-0x0000000073EA0000-0x000000007458E000-memory.dmp

        Filesize

        6.9MB

      • memory/1892-3-0x0000000000470000-0x0000000000488000-memory.dmp

        Filesize

        96KB

      • memory/1892-4-0x0000000073EAE000-0x0000000073EAF000-memory.dmp

        Filesize

        4KB

      • memory/1892-5-0x0000000073EA0000-0x000000007458E000-memory.dmp

        Filesize

        6.9MB

      • memory/1892-6-0x0000000004F40000-0x0000000005000000-memory.dmp

        Filesize

        768KB

      • memory/1892-28-0x0000000073EA0000-0x000000007458E000-memory.dmp

        Filesize

        6.9MB

      • memory/2808-9-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-29-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-13-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-25-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-23-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2808-19-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-11-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-17-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-8-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-7-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-27-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-26-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-16-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-30-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-31-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-32-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-33-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-34-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-35-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-36-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-37-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-38-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-39-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB

      • memory/2808-40-0x0000000000400000-0x0000000000482000-memory.dmp

        Filesize

        520KB