Analysis

  • max time kernel
    146s
  • max time network
    152s
  • 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, 13:11

General

  • Target
    cfdc6cd562d69f4233d6d8bcde44d4bd5e6825bd17383e6bb2f76b9fd006ead3.exe
  • Size 514KB
  • Sample240510-qfa2rsbe83
  • SHA256 cfdc6cd562d69f4233d6d8bcde44d4bd5e6825bd17383e6bb2f76b9fd006ead3
  • 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
  • nasa

C2
  • 77.91.68.68:19071

Attributes
  • auth_value

    6da71218d8a9738ea3a9a78b5677589b

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
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • 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\cfdc6cd562d69f4233d6d8bcde44d4bd5e6825bd17383e6bb2f76b9fd006ead3.exe
    "C:\Users\Admin\AppData\Local\Temp\cfdc6cd562d69f4233d6d8bcde44d4bd5e6825bd17383e6bb2f76b9fd006ead3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4435054.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4435054.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1960
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6076158.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6076158.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:848
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a0825239.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a0825239.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3092
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b4802302.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b4802302.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4456
          • 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:4736
            • 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:4584
            • 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:3040
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                7⤵
                  PID:1136
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:N"
                  7⤵
                    PID:4576
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "danke.exe" /P "Admin:R" /E
                    7⤵
                      PID:4880
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                      7⤵
                        PID:4496
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:N"
                        7⤵
                          PID:768
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\3ec1f323b5" /P "Admin:R" /E
                          7⤵
                            PID:1084
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c6942777.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c6942777.exe
                    3⤵
                    • Executes dropped EXE
                    • Checks SCSI registry key(s)
                    PID:1664
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d8501327.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d8501327.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1988
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:4528
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:3332
              • C:\Windows\system32\sc.exe
                C:\Windows\system32\sc.exe start wuauserv
                1⤵
                • Launches sc.exe
                PID:3860

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    d8501327.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d8501327.exe
                    • Size 173KB
                    • SHA256 4a62ceddedc8c2a3cd54f23196890111038241c4f792ebd949d80385cad0f3f5
                    • MD5 SHA1 SHA512 SSDEEP

                    v4435054.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4435054.exe
                    • Size 359KB
                    • SHA256 51b3eccbb193d1455e060d100fcbf91133f137aebc267fb4b9a4b91952126498
                    • MD5 SHA1 SHA512 SSDEEP

                    c6942777.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c6942777.exe
                    • Size 32KB
                    • SHA256 35c335eb5c241a978210148f6886ca0ee20bcd368b17bbaf15eaac5465d14132
                    • MD5 SHA1 SHA512 SSDEEP

                    v6076158.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6076158.exe
                    • Size 235KB
                    • SHA256 06193190d3c01ff9e2fa5eafb338a958d74abbe89259f7f70391df0721f9a332
                    • MD5 SHA1 SHA512 SSDEEP

                    a0825239.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a0825239.exe
                    • Size 14KB
                    • SHA256 bbcf2054c9add3d18e308671ee5b1f3cebe898baf3634394b5bbb4c3855c512c
                    • MD5 SHA1 SHA512 SSDEEP

                    b4802302.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b4802302.exe
                    • Size 227KB
                    • SHA256 f125c5d00d3075ed916a60e58897b960eee948a141f793577ad013c85cb91809
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/1664-40-0x0000000000400000-0x0000000000409000-memory.dmp

                    memory/1988-48-0x000000000A870000-0x000000000A97A000-memory.dmp

                    memory/1988-45-0x00000000008C0000-0x00000000008F0000-memory.dmp

                    memory/1988-46-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

                    memory/1988-47-0x000000000AD20000-0x000000000B338000-memory.dmp

                    memory/1988-49-0x000000000A7B0000-0x000000000A7C2000-memory.dmp

                    memory/1988-50-0x000000000A810000-0x000000000A84C000-memory.dmp

                    memory/1988-51-0x0000000004C30000-0x0000000004C7C000-memory.dmp

                    memory/3092-22-0x0000000000830000-0x000000000083A000-memory.dmp

                    memory/3092-21-0x00007FFD8D743000-0x00007FFD8D745000-memory.dmp