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Analysis

  • max time kernel
    148s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/01/2025, 13:58

General

  • Target

    Order15012025.scr.exe

  • Size

    1.0MB

  • MD5

    0961238c5eb544064ec679ab3ae1d768

  • SHA1

    97f2c51446ef7cc58451db902b83311540273dd3

  • SHA256

    3cad0fb9280972f24f68c74e7b9c93dbd446c22f704f3b66cc7f1effc54d7a09

  • SHA512

    89929f4730680d4d86efb9203ef615cee77fe68b141c1ba54932fb88455435afdd3f1249f8144f706cb10daf6fea6dea40f656fc3540dd559b46a808561a7fad

  • SSDEEP

    24576:wYJN+UVsa/olu4AdAGswqi7Ramu9irQJ2GiaTQ:P3+UfP4MRMcrQ4ITQ

Malware Config

Extracted

Family

remcos

Botnet

Host

C2

87.121.86.6:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-QB5RVX

  • 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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2864
    • C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe"
      2⤵
        PID:2888
      • C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe
        "C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe"
        2⤵
          PID:4972
        • C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe
          "C:\Users\Admin\AppData\Local\Temp\Order15012025.scr.exe"
          2⤵
            PID:2344

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tgbbjtpz.inx.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/2344-12-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-14-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-16-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-17-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-74-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-73-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-72-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-71-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-70-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-69-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-15-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-68-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-67-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-66-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-65-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-64-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2344-11-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2864-24-0x0000000005BE0000-0x0000000005C46000-memory.dmp

          Filesize

          408KB

        • memory/2864-55-0x0000000007960000-0x00000000079F6000-memory.dmp

          Filesize

          600KB

        • memory/2864-21-0x00000000055B0000-0x0000000005BD8000-memory.dmp

          Filesize

          6.2MB

        • memory/2864-22-0x0000000074CC0000-0x0000000075470000-memory.dmp

          Filesize

          7.7MB

        • memory/2864-23-0x00000000054F0000-0x0000000005512000-memory.dmp

          Filesize

          136KB

        • memory/2864-31-0x0000000074CC0000-0x0000000075470000-memory.dmp

          Filesize

          7.7MB

        • memory/2864-19-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

          Filesize

          4KB

        • memory/2864-25-0x0000000005D40000-0x0000000005DA6000-memory.dmp

          Filesize

          408KB

        • memory/2864-63-0x0000000074CC0000-0x0000000075470000-memory.dmp

          Filesize

          7.7MB

        • memory/2864-36-0x0000000005DB0000-0x0000000006104000-memory.dmp

          Filesize

          3.3MB

        • memory/2864-37-0x00000000063B0000-0x00000000063CE000-memory.dmp

          Filesize

          120KB

        • memory/2864-38-0x00000000063F0000-0x000000000643C000-memory.dmp

          Filesize

          304KB

        • memory/2864-39-0x0000000006980000-0x00000000069B2000-memory.dmp

          Filesize

          200KB

        • memory/2864-40-0x00000000715B0000-0x00000000715FC000-memory.dmp

          Filesize

          304KB

        • memory/2864-50-0x0000000007570000-0x000000000758E000-memory.dmp

          Filesize

          120KB

        • memory/2864-51-0x00000000075A0000-0x0000000007643000-memory.dmp

          Filesize

          652KB

        • memory/2864-52-0x0000000007D20000-0x000000000839A000-memory.dmp

          Filesize

          6.5MB

        • memory/2864-53-0x00000000076E0000-0x00000000076FA000-memory.dmp

          Filesize

          104KB

        • memory/2864-54-0x0000000007750000-0x000000000775A000-memory.dmp

          Filesize

          40KB

        • memory/2864-20-0x0000000002A90000-0x0000000002AC6000-memory.dmp

          Filesize

          216KB

        • memory/2864-56-0x00000000078E0000-0x00000000078F1000-memory.dmp

          Filesize

          68KB

        • memory/2864-57-0x0000000007910000-0x000000000791E000-memory.dmp

          Filesize

          56KB

        • memory/2864-58-0x0000000007920000-0x0000000007934000-memory.dmp

          Filesize

          80KB

        • memory/2864-59-0x0000000007A20000-0x0000000007A3A000-memory.dmp

          Filesize

          104KB

        • memory/2864-60-0x0000000007A00000-0x0000000007A08000-memory.dmp

          Filesize

          32KB

        • memory/4488-18-0x0000000074CC0000-0x0000000075470000-memory.dmp

          Filesize

          7.7MB

        • memory/4488-10-0x000000000CD70000-0x000000000CE0C000-memory.dmp

          Filesize

          624KB

        • memory/4488-9-0x0000000009C10000-0x0000000009CD2000-memory.dmp

          Filesize

          776KB

        • memory/4488-8-0x0000000074CC0000-0x0000000075470000-memory.dmp

          Filesize

          7.7MB

        • memory/4488-7-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

          Filesize

          4KB

        • memory/4488-6-0x00000000070F0000-0x0000000007116000-memory.dmp

          Filesize

          152KB

        • memory/4488-5-0x00000000058A0000-0x00000000058AA000-memory.dmp

          Filesize

          40KB

        • memory/4488-4-0x0000000074CC0000-0x0000000075470000-memory.dmp

          Filesize

          7.7MB

        • memory/4488-3-0x00000000058D0000-0x0000000005962000-memory.dmp

          Filesize

          584KB

        • memory/4488-2-0x0000000005DE0000-0x0000000006384000-memory.dmp

          Filesize

          5.6MB

        • memory/4488-1-0x0000000000DE0000-0x0000000000EEE000-memory.dmp

          Filesize

          1.1MB

        • memory/4488-0-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

          Filesize

          4KB