Analysis

  • max time kernel
    147s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2024 01:02

General

  • Target

    043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728.exe

  • Size

    2.7MB

  • MD5

    df3a32a59e276774a045fd80fa2b53db

  • SHA1

    ce4bb00e51f685b3ec7eb8100047c82db1f8be72

  • SHA256

    043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728

  • SHA512

    7811cace2b99777f1980c7021fca67f9500d5a140aa73ff02fa19327db134710cc97e6d8b7ad1b58592dd23ed2a548fe5cf520227654c05ff2f0c23336b8fb0d

  • SSDEEP

    24576:JoawHU1iLq121i1IqzUlfC1QZ6KEJeEZ+ZZY:JoaMU1iLqM1ij4SQ5ECZY

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

ZIP

C2

vegetachcnc.com:2556

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

    chrome-76G0MC

  • 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.

  • Uses the VBS compiler for execution 1 TTPs
  • 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.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728.exe
    "C:\Users\Admin\AppData\Local\Temp\043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Program Files (x86)\Windows Mail\wab.exe
      "C:\Program Files (x86)\Windows Mail\wab.exe"
      2⤵
        PID:2944
      • C:\Windows\System32\svchost.exe
        "C:\Windows\System32\svchost.exe"
        2⤵
          PID:2544
        • C:\Windows\System32\calc.exe
          "C:\Windows\System32\calc.exe"
          2⤵
            PID:2840
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
            2⤵
              PID:2584
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
              2⤵
                PID:2652
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                2⤵
                  PID:2536
                • C:\Windows\System32\notepad.exe
                  "C:\Windows\System32\notepad.exe"
                  2⤵
                    PID:2660
                  • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
                    2⤵
                    • System Location Discovery: System Language Discovery
                    PID:1664
                  • C:\Program Files (x86)\Internet Explorer\iexplore.exe
                    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
                    2⤵
                      PID:1672

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • memory/1664-45-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2276-1-0x0000000000F50000-0x0000000000F5A000-memory.dmp

                    Filesize

                    40KB

                  • memory/2276-2-0x0000000000E80000-0x0000000000F52000-memory.dmp

                    Filesize

                    840KB

                  • memory/2276-3-0x000000001ADA0000-0x000000001AE72000-memory.dmp

                    Filesize

                    840KB

                  • memory/2276-4-0x000007FEF5540000-0x000007FEF5F2C000-memory.dmp

                    Filesize

                    9.9MB

                  • memory/2276-46-0x000007FEF5540000-0x000007FEF5F2C000-memory.dmp

                    Filesize

                    9.9MB

                  • memory/2276-0-0x000007FEF5543000-0x000007FEF5544000-memory.dmp

                    Filesize

                    4KB

                  • memory/2544-14-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2544-12-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2544-11-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2544-10-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2544-9-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2544-7-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2544-13-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB

                  • memory/2544-5-0x0000000000400000-0x0000000000482000-memory.dmp

                    Filesize

                    520KB