Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/05/2024, 12:33

General

  • Target
    1ed736973ca7eb70129cafb36c292298f34a8a710160e69aeec7ad93760ed83e.exe
  • Size 514KB
  • Sample240510-prnxbsef21
  • SHA256 1ed736973ca7eb70129cafb36c292298f34a8a710160e69aeec7ad93760ed83e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 3.85

C2
  • http://77.91.68.3

Attributes
  • install_dir

    3ec1f323b5

  • install_file

    danke.exe

  • strings_key

    827021be90f1e85ab27949ea7e9347e8

  • url_paths

    /home/love/index.php

rc4.plain

Extracted

Family
  • redline

Botnet
  • roma

C2
  • 77.91.68.56:19071

Attributes
  • auth_value

    f099c2cf92834dbc554a94e1456cf576

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 9 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ed736973ca7eb70129cafb36c292298f34a8a710160e69aeec7ad93760ed83e.exe
    "C:\Users\Admin\AppData\Local\Temp\1ed736973ca7eb70129cafb36c292298f34a8a710160e69aeec7ad93760ed83e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4512
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5770759.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5770759.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1936485.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1936485.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2516
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a7008015.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a7008015.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3680
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b7865879.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b7865879.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4168
          • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
            "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:4152
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN danke.exe /TR "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe" /F
              6⤵
              • Creates scheduled task(s)
              PID:3660
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "danke.exe" /P "Admin:N"&&CACLS "danke.exe" /P "Admin:R" /E&&echo Y|CACLS "..\3ec1f323b5" /P "Admin:N"&&CACLS "..\3ec1f323b5" /P "Admin:R" /E&&Exit
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:1604
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                7⤵
                  PID:1632
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:N"
                  7⤵
                    PID:1416
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "danke.exe" /P "Admin:R" /E
                    7⤵
                      PID:1448
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                      7⤵
                        PID:4860
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:N"
                        7⤵
                          PID:2528
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\3ec1f323b5" /P "Admin:R" /E
                          7⤵
                            PID:2228
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c5034781.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c5034781.exe
                    3⤵
                    • Executes dropped EXE
                    • Checks SCSI registry key(s)
                    PID:4824
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d3489522.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d3489522.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1372
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2676
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2504

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    d3489522.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d3489522.exe
                    • Size 174KB
                    • SHA256 64faeec435f51816cff0efdacc9e777d677400fd7a59bc1e037a24ec7ae7cb4b
                    • MD5 SHA1 SHA512 SSDEEP

                    v5770759.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5770759.exe
                    • Size 359KB
                    • SHA256 e7da30afc9870af8478dffe8cb7c3517dbcd725d83d3c9e7435cc5bcfaa1a76d
                    • MD5 SHA1 SHA512 SSDEEP

                    c5034781.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c5034781.exe
                    • Size 31KB
                    • SHA256 129a6c5e5a8d98619b5be3818dfde6bab9c5345171d9d8401b886fed0660817a
                    • MD5 SHA1 SHA512 SSDEEP

                    v1936485.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1936485.exe
                    • Size 235KB
                    • SHA256 0bd882b9fd1549e5b281cbaa19a8a2a2952a03219737db0af5cadf4e817c0561
                    • MD5 SHA1 SHA512 SSDEEP

                    a7008015.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a7008015.exe
                    • Size 13KB
                    • SHA256 d039e2510d33b0cca9b9d06c2be8152c5e126660c7860649dd966e1a7b375e9c
                    • MD5 SHA1 SHA512 SSDEEP

                    b7865879.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b7865879.exe
                    • Size 225KB
                    • SHA256 2c0f306d091f752e409e8bcbe20934ffa23430a90dea79c62aff27ee1b3035cf
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/1372-51-0x0000000002440000-0x000000000248C000-memory.dmp

                    memory/1372-48-0x000000000A030000-0x000000000A13A000-memory.dmp

                    memory/1372-50-0x0000000009F80000-0x0000000009FBC000-memory.dmp

                    memory/1372-49-0x0000000009F20000-0x0000000009F32000-memory.dmp

                    memory/1372-45-0x0000000000030000-0x0000000000060000-memory.dmp

                    memory/1372-46-0x00000000024C0000-0x00000000024C6000-memory.dmp

                    memory/1372-47-0x000000000A540000-0x000000000AB58000-memory.dmp

                    memory/3680-22-0x0000000000C30000-0x0000000000C3A000-memory.dmp

                    memory/3680-21-0x00007FFFEC053000-0x00007FFFEC055000-memory.dmp

                    memory/4824-41-0x0000000000400000-0x0000000000409000-memory.dmp

                    memory/4824-39-0x0000000000400000-0x0000000000409000-memory.dmp