Analysis

  • max time kernel
    191s
  • max time network
    206s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 21:06

General

  • Target

    PROCESO DEMANDA. REF; 3456980012-770-2024..exe

  • Size

    1023.9MB

  • MD5

    76d8531f558cf1e45387137a1b91670f

  • SHA1

    82a4a9a3369c7b5610c38cf68cdee4c43f21d323

  • SHA256

    bf20c21df71040b3cf3b9ad5ce6fb0d97fceccdb9e9d547a80d9f5abe46437ca

  • SHA512

    4b14d8ca43790fc3680cde1094017fe81f9eec204b7f7c3c9bfe0e1694683bd6e0e3fd752bae04fb0f20f7fa3da0bfe3731549da1bf18132fdf6a9bf8beb7d3a

  • SSDEEP

    12288:4GBgEAeHszumED9CS8RwvWV9fV8S4Y2QYFz43VxRW:hBgEApqmWmwE9fiBj8fRW

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

JORDAN

C2

amapola.con-ip.com:7770

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-YTQPQ7

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PROCESO DEMANDA. REF; 3456980012-770-2024..exe
    "C:\Users\Admin\AppData\Local\Temp\PROCESO DEMANDA. REF; 3456980012-770-2024..exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2824
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:2172
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C mkdir "C:\Users\Admin\AppData\Roaming\AppData"
      2⤵
        PID:5088
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /C schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AppData\AppData.exe'" /f
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4536
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AppData\AppData.exe'" /f
          3⤵
          • Creates scheduled task(s)
          PID:3356
      • C:\Windows\SysWOW64\cmd.exe
        "cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\PROCESO DEMANDA. REF; 3456980012-770-2024..exe" "C:\Users\Admin\AppData\Roaming\AppData\AppData.exe"
        2⤵
          PID:4064
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4824

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\remcos\logs.dat

          Filesize

          144B

          MD5

          67d8178fc68b8356041e3b5104474b7e

          SHA1

          dc6e89eceab7cae8996c8e9936b777323ba14afb

          SHA256

          57104be093ae2fa27c5347faeccf86a7cc9b9067b9798197ef78418142f2425f

          SHA512

          df0fc3b298a1156339c3efa8e88d6e9d504006803bc78ce76484a31137ab8dd0b3e07583f26227b688910805776df1d9378f4cd4aaf28d78beeaec08c1af7a4e

        • memory/2172-15-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-32-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-65-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-4-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-5-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-6-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-7-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-8-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-10-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-11-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-12-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-13-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-14-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-64-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-57-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-56-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-40-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-24-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-28-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-49-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-21-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-33-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-22-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-41-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2172-48-0x0000000000400000-0x0000000000482000-memory.dmp

          Filesize

          520KB

        • memory/2824-1-0x0000000000CB0000-0x0000000000D3A000-memory.dmp

          Filesize

          552KB

        • memory/2824-20-0x00000000752D0000-0x0000000075A80000-memory.dmp

          Filesize

          7.7MB

        • memory/2824-2-0x00000000056B0000-0x00000000056C0000-memory.dmp

          Filesize

          64KB

        • memory/2824-0-0x00000000752D0000-0x0000000075A80000-memory.dmp

          Filesize

          7.7MB

        • memory/2824-3-0x0000000005C70000-0x0000000006214000-memory.dmp

          Filesize

          5.6MB