Analysis

  • max time kernel
    140s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 12:33

General

  • Target

    6d684b37ca877d403cebced125fab4f36a37e290840da5678e0d43fd35796a5c.exe

  • Size

    359KB

  • MD5

    18eaeff3ae40e541cbd0cdfdc2298885

  • SHA1

    2fe4663c9d407d97bebcd035d901321dd1d9ef3e

  • SHA256

    6d684b37ca877d403cebced125fab4f36a37e290840da5678e0d43fd35796a5c

  • SHA512

    83c4ef016804df631b4169aac8ff88210d74017b8b19afa7e791bbf9e6c852de2ce64482ce6c29530b4557e75c40f84a827993b3d0f414a0d3306890652bfd16

  • SSDEEP

    6144:Kmy+bnr+Lp0yN90QEjHCyMnb6yUchr1x18mlQVMhyoVAWgWMvmy:aMrzy905Ob79hdEmJYvmy

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

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
  • 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 7 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 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 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d684b37ca877d403cebced125fab4f36a37e290840da5678e0d43fd35796a5c.exe
    "C:\Users\Admin\AppData\Local\Temp\6d684b37ca877d403cebced125fab4f36a37e290840da5678e0d43fd35796a5c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4192759.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4192759.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a7507750.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a7507750.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3244
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b3281386.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b3281386.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1464
        • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
          "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2696
          • 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
            5⤵
            • Creates scheduled task(s)
            PID:4552
          • 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
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2280
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4240
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:956
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:1820
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4732
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:772
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:4292
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c8559996.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c8559996.exe
                  2⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  PID:1752
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2592
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2272

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c8559996.exe

                Filesize

                32KB

                MD5

                499339c2340f225b81aa84b57a06c69f

                SHA1

                602c6e3a1ca624caa1ec4cc92dfd62ebde523033

                SHA256

                31c962983a5dcb34c366ea726a6e4defcf6db78d259516edcc1b6336a297bbba

                SHA512

                a60cedbdb39bec49434526a46369199fa6e41cec24c30764821818e1335fc107123430c61190a265747118e54de289691912c1fa89fc89a79e350813e419838e

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4192759.exe

                Filesize

                235KB

                MD5

                f6c9e67f472f01eccc2c794be5bc61cf

                SHA1

                65ca30935f69dd98e136485fa24ecd00dd2afdef

                SHA256

                079faabeddf8ac54de6accc9d09b63bf543afdcaf395234f1dbfcf46c5d56d99

                SHA512

                ba9c4a04454db187a5fbfd64068729523b364bf72085e6b08607970e4cad972691dafc125981b52178f4fd8ea0d5314e42e61d7852ed4c912521a5a4809bfac6

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a7507750.exe

                Filesize

                13KB

                MD5

                f5773b2b65f54e39abe894025d6c9885

                SHA1

                3f9d26e35dff7640478119ff8550b6ad5363dfde

                SHA256

                9788cb0fcb4b0bb8086babe2cf499aec511ce0a867ad0c79e79c5c9d9a57d561

                SHA512

                27a9015725854d7740536c7d403bd4b01f1baa4e4d6bf195f6b25e9055d58b397303d8aef8d833d761eb1ed62563fe4b7c7a12af0edbf80ba1dea3eb24dfb016

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b3281386.exe

                Filesize

                226KB

                MD5

                1ff19e67a2ae75ad45eebf9693ec503d

                SHA1

                3f3da59265845f64d1f29c92706acf35fb4ab1b5

                SHA256

                d0ecd3340d3c57da9d342be0aef3027e74adbb8834be7d05c28942eda33f8708

                SHA512

                9810192a9a0b4410edb1726150f94fdb9091889b656a79cdbe8bb78d2b041c0a173c8f36baa7e52b1d0bb4731fe3a749bc84b3b671a425a0f905a3707f0e9571

              • memory/1752-33-0x0000000000400000-0x0000000000409000-memory.dmp

                Filesize

                36KB

              • memory/1752-35-0x0000000000400000-0x0000000000409000-memory.dmp

                Filesize

                36KB

              • memory/3244-14-0x00007FFBBB503000-0x00007FFBBB505000-memory.dmp

                Filesize

                8KB

              • memory/3244-15-0x0000000000A40000-0x0000000000A4A000-memory.dmp

                Filesize

                40KB