Analysis

  • max time kernel
    290s
  • max time network
    298s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27/06/2024, 22:45

General

  • Target
    3ad5bcd8ca1283d0a48ce2c988fcc885f0f26749552ee32720536bb463df077c.exe
  • Size 1.9MB
  • Sample240627-2pmbyaybkk
  • SHA256 3ad5bcd8ca1283d0a48ce2c988fcc885f0f26749552ee32720536bb463df077c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 4.21

Botnet
  • 0e6740

C2
  • http://147.45.47.155

Attributes
  • install_dir

    9217037dc9

  • install_file

    explortu.exe

  • strings_key

    8e894a8a4a3d0da8924003a561cfb244

  • url_paths

    /ku4Nor9/index.php

rc4.plain

Extracted

Family
  • amadey

Version
  • 4.30

Botnet
  • 4dd39d

C2
  • http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Signatures

  • Amadey

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 13 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 26 IoCs

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

  • Executes dropped EXE 12 IoCs
  • Identifies Wine through registry keys 2 TTPs 13 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ad5bcd8ca1283d0a48ce2c988fcc885f0f26749552ee32720536bb463df077c.exe
    "C:\Users\Admin\AppData\Local\Temp\3ad5bcd8ca1283d0a48ce2c988fcc885f0f26749552ee32720536bb463df077c.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
      "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k "taskkill /f /im "explortu.exe" && timeout 1 && del "explortu.exe" && ren 0e6740 explortu.exe && C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe && Exit"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5104
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im "explortu.exe"
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:5012
        • C:\Windows\SysWOW64\timeout.exe
          timeout 1
          4⤵
          • Delays execution with timeout.exe
          PID:3520
        • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
          C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
          4⤵
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Identifies Wine through registry keys
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2916
          • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
            "C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
            5⤵
            • Identifies VirtualBox via ACPI registry values (likely anti-VM)
            • Checks BIOS information in registry
            • Executes dropped EXE
            • Identifies Wine through registry keys
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious behavior: EnumeratesProcesses
            PID:796
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3500
  • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4288
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:984
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3316
  • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4932
  • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:8
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3520
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3620
  • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:1788

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        0e6740

        • Path C:\Users\Admin\AppData\Local\Temp\9217037dc9\0e6740
        • Size 1.8MB
        • SHA256 332ba09ea77b11575b2f46685e832e6b770754695046a61efb75d7e7704e2615
        • MD5 SHA1 SHA512 SSDEEP

        explortu.exe

        • Path C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
        • Size 1.9MB
        • SHA256 3ad5bcd8ca1283d0a48ce2c988fcc885f0f26749552ee32720536bb463df077c
        • MD5 SHA1 SHA512 SSDEEP

        memory/8-84-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/8-87-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-88-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-79-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-104-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-77-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-103-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-102-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-78-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-67-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-93-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-92-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-91-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-90-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-66-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-89-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-76-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-65-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-64-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-63-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-81-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-62-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-55-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-52-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/796-80-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/984-56-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/984-60-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/1788-97-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/1788-99-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/2184-5-0x0000000000BF0000-0x00000000010C5000-memory.dmp

        memory/2184-1-0x0000000077CC4000-0x0000000077CC5000-memory.dmp

        memory/2184-2-0x0000000000BF1000-0x0000000000C1F000-memory.dmp

        memory/2184-3-0x0000000000BF0000-0x00000000010C5000-memory.dmp

        memory/2184-0-0x0000000000BF0000-0x00000000010C5000-memory.dmp

        memory/2184-14-0x0000000000BF0000-0x00000000010C5000-memory.dmp

        memory/2916-51-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/2916-41-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/3068-25-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-26-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-15-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-16-0x0000000001221000-0x000000000124F000-memory.dmp

        memory/3068-17-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-18-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-19-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-38-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-29-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-21-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-24-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-28-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3068-27-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3316-74-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/3316-70-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/3500-23-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3500-22-0x0000000001220000-0x00000000016F5000-memory.dmp

        memory/3520-86-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/3520-85-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/3620-96-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/3620-101-0x0000000000CC0000-0x0000000001172000-memory.dmp

        memory/4288-57-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/4288-61-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/4932-71-0x0000000000E20000-0x00000000012D2000-memory.dmp

        memory/4932-75-0x0000000000E20000-0x00000000012D2000-memory.dmp