Analysis

  • max time kernel
    134s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 11:07

General

  • Target

    9e6f3fd3f785137a445cbe56ff06c292a6df24180f53811fc86132a2bd4859c2.exe

  • Size

    234KB

  • MD5

    2dfe4d2812a48ddbf22392cc3a90970b

  • SHA1

    4f1b63d32b90a492f98673c94646a42a6e853ac6

  • SHA256

    9e6f3fd3f785137a445cbe56ff06c292a6df24180f53811fc86132a2bd4859c2

  • SHA512

    8b30e6f60dc809e9411dd14439766ec61da1ce41170a987c6c917abfe8df3985d8d6870672b38e72c10317e178e032fdc94f1f36bc4c48cc79938ae9d7c9b6da

  • SSDEEP

    3072:KBy+bnr+O1H5GWp1icKAArDZz4N9GhbkrNEk1E6D5dMOt7WQqwuoFoX:KBy+bnr+Ap0yN90QENzDQqwS

Malware Config

Extracted

Family

amadey

Version

3.86

Botnet

88c8bb

C2

http://77.91.68.61

Attributes
  • install_dir

    925e7e99c5

  • install_file

    pdates.exe

  • strings_key

    ada76b8b0e1f6892ee93c20ab8946117

  • url_paths

    /rock/index.php

rc4.plain

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
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e6f3fd3f785137a445cbe56ff06c292a6df24180f53811fc86132a2bd4859c2.exe
    "C:\Users\Admin\AppData\Local\Temp\9e6f3fd3f785137a445cbe56ff06c292a6df24180f53811fc86132a2bd4859c2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5096
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a8400544.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a8400544.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1440
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b7161503.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b7161503.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3536
      • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
        "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:432
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
          4⤵
          • Creates scheduled task(s)
          PID:1688
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1740
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:3400
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "pdates.exe" /P "Admin:N"
              5⤵
                PID:3448
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:R" /E
                5⤵
                  PID:3616
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:4468
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\925e7e99c5" /P "Admin:N"
                    5⤵
                      PID:3168
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:R" /E
                      5⤵
                        PID:4580
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2112
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:4304
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:60

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a8400544.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b7161503.exe

                Filesize

                235KB

                MD5

                bc91e6e768fd91095e2345589ee83b4a

                SHA1

                8d1b66b836cb0e5134a3f807e6f552068ae3e049

                SHA256

                d0ad15538e2a3f9aedb1b72fcd30581d83b8ca9e8e044f1a404cd3a71cc601a4

                SHA512

                2d8766287f50a95994a2c4496f09114406faa469baeb3719c061e08b323dd359338ba0a8fe526c2f7138fa1c8fa3018743ce2a26203626ecc5901e179d5224b1

              • memory/1440-7-0x00007FFD5B4D3000-0x00007FFD5B4D5000-memory.dmp

                Filesize

                8KB

              • memory/1440-8-0x0000000000F50000-0x0000000000F5A000-memory.dmp

                Filesize

                40KB