Analysis

  • max time kernel
    157s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 06:13

General

  • Target

    JaffaCakes118_c9a0abef8133b198b89bf710582a13ed4b4b62eb6ce9591403a6b0fd9d0e5d9b.exe

  • Size

    259.7MB

  • MD5

    33e0a4ecbe007923bcfe97a56496ed59

  • SHA1

    31bb8a39b542bee7607940be7c044097bf4048fb

  • SHA256

    c9a0abef8133b198b89bf710582a13ed4b4b62eb6ce9591403a6b0fd9d0e5d9b

  • SHA512

    0f7e8aca53cb8ad4314f3dcb3c39050de378631dac0d5f295fe1b748a560937a76de060e735ecc0791932ff62a0d13a45f465a1b4a3b332a9eb0528b5e112eb5

  • SSDEEP

    12288:P58M0v2VuTqd2DKPhXSEnn75M8xl7lMUOFDcdg8dy2svg+Fv2+T7Jw1954xI:jVuTzyCYdVxWAddy2sv

Malware Config

Extracted

Family

remcos

Botnet

ABRILPRO2022

C2

defenderavs.mooo.com:2022

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Key

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    rg6hGhImn&htg Vgj nmTyjk(9kMhnVGv%6HTG-SIAVCL

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Signatures

  • Remcos

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

  • Remcos family
  • Executes dropped EXE 3 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9a0abef8133b198b89bf710582a13ed4b4b62eb6ce9591403a6b0fd9d0e5d9b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9a0abef8133b198b89bf710582a13ed4b4b62eb6ce9591403a6b0fd9d0e5d9b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2104
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2488
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2832
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9a0abef8133b198b89bf710582a13ed4b4b62eb6ce9591403a6b0fd9d0e5d9b.exe" "C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2840
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {CBD7B8C3-328D-4156-9EAF-F6707D6ABD8B} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2800
    • C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe
      C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1960
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
        3⤵
          PID:2736
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2332
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
            4⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:1096
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe" "C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          PID:2064
      • C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe
        C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:820
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
          3⤵
            PID:2556
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
            3⤵
            • System Location Discovery: System Language Discovery
            PID:1600
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
              4⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:1708
          • C:\Windows\SysWOW64\cmd.exe
            "cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe" "C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe"
            3⤵
            • System Location Discovery: System Language Discovery
            PID:2168
        • C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe
          C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:836
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
            3⤵
              PID:2416
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
              3⤵
              • System Location Discovery: System Language Discovery
              PID:1980
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe'" /f
                4⤵
                • System Location Discovery: System Language Discovery
                • Scheduled Task/Job: Scheduled Task
                PID:1512
            • C:\Windows\SysWOW64\cmd.exe
              "cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe" "C:\Users\Admin\AppData\Roaming\svcshot\svcshot.exe"
              3⤵
              • System Location Discovery: System Language Discovery
              PID:744

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Key\logs.dat

          Filesize

          144B

          MD5

          645f4348494a1ae24cc6f5d6f50c6558

          SHA1

          209f68387e901fd30105484c6a8a92d44c5f31c9

          SHA256

          1e56053084ea13d57a78ca3673ad086cc57fb9a1772f5a8a3ec3761e8003cd63

          SHA512

          a79ed4795b1b8ed43e806a3e6af9ace1562f591c9053430d7c5a904a55ef3c984f6bf85a5ff08449d78b0d4bc8353ed7697e76d876121abd0907ab7eca5df394

        • memory/820-152-0x0000000000870000-0x0000000000952000-memory.dmp

          Filesize

          904KB

        • memory/836-254-0x0000000001120000-0x0000000001202000-memory.dmp

          Filesize

          904KB

        • memory/1960-52-0x0000000000860000-0x0000000000942000-memory.dmp

          Filesize

          904KB

        • memory/2084-0-0x000000007479E000-0x000000007479F000-memory.dmp

          Filesize

          4KB

        • memory/2084-1-0x00000000012E0000-0x00000000013C2000-memory.dmp

          Filesize

          904KB

        • memory/2084-2-0x0000000074790000-0x0000000074E7E000-memory.dmp

          Filesize

          6.9MB

        • memory/2084-37-0x0000000074790000-0x0000000074E7E000-memory.dmp

          Filesize

          6.9MB

        • memory/2104-33-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-38-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-7-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-5-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-27-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-17-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-22-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-31-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-28-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-32-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-10-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-36-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-11-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-9-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-39-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-41-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-42-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-43-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-44-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-45-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-47-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-48-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-49-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-13-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-70-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-15-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

          Filesize

          4KB

        • memory/2104-14-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB

        • memory/2104-3-0x0000000000080000-0x00000000000FA000-memory.dmp

          Filesize

          488KB