Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-09-2024 20:38

General

  • Target

    f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d.exe

  • Size

    1.9MB

  • MD5

    bcf2b28ece0f0da9470b25047811f70e

  • SHA1

    ebb53f24b6d095cd3678cd6a2e0f14f8024cf423

  • SHA256

    f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d

  • SHA512

    8c14347867bfe78caf1df704b9a2c6e11b386d43d64718ad6da6f29379a099295ba5367dad7a2c989c4418d8f24fed296c3101f3d5b8bcfa8c3d4784abea2546

  • SSDEEP

    49152:BvC8w4LRx0eRoey7twoZYQPw+ARREQMjCKCiXwOrPd:BK4LPoey7twuYSARkjUiAAd

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Signatures

  • Amadey

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

  • Stealc

    Stealc is an infostealer written in C++.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d.exe
    "C:\Users\Admin\AppData\Local\Temp\f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4428
    • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
      "C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2008
      • C:\Users\Admin\AppData\Roaming\1000026000\96f3c09242.exe
        "C:\Users\Admin\AppData\Roaming\1000026000\96f3c09242.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4412
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 1284
          4⤵
          • Program crash
          PID:2328
      • C:\Users\Admin\AppData\Local\Temp\1000030001\36f12fd82a.exe
        "C:\Users\Admin\AppData\Local\Temp\1000030001\36f12fd82a.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1504
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1288
          4⤵
          • Program crash
          PID:872
  • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.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:2412
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4412 -ip 4412
    1⤵
      PID:2668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1504 -ip 1504
      1⤵
        PID:1288
      • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
        C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.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:1312
      • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
        C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.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:4752

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe

        Filesize

        1.9MB

        MD5

        bcf2b28ece0f0da9470b25047811f70e

        SHA1

        ebb53f24b6d095cd3678cd6a2e0f14f8024cf423

        SHA256

        f070e2b9cb480270917b509bfbb34cc7a8aaaf2e2e66a0805d09a578da27830d

        SHA512

        8c14347867bfe78caf1df704b9a2c6e11b386d43d64718ad6da6f29379a099295ba5367dad7a2c989c4418d8f24fed296c3101f3d5b8bcfa8c3d4784abea2546

      • C:\Users\Admin\AppData\Roaming\1000026000\96f3c09242.exe

        Filesize

        389KB

        MD5

        f47cc7dc355ae01926f6065316c3bd68

        SHA1

        6b575930185f216e4fa5116fdcc8906eb9f53af9

        SHA256

        25741e3975370f8b2c77513a0941ca4263a83ec08e1203c9dd7cfd5c18474794

        SHA512

        cf076a077130b8dd48f3e27a6aaba411a6c8833ab8b926c99fc3fb66130694db1ce668103c44aba6196705a9722b68da16287ea8a63ffed250bcf92bba68154e

      • memory/1312-75-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/1312-73-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/1504-65-0x0000000000400000-0x000000000247A000-memory.dmp

        Filesize

        32.5MB

      • memory/2008-20-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-66-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-82-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-19-0x0000000000451000-0x000000000047F000-memory.dmp

        Filesize

        184KB

      • memory/2008-80-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-21-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-79-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-38-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-39-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-40-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-41-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-78-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-43-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-77-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-76-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-72-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-70-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-18-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-67-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-68-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2008-69-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2412-62-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/2412-45-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/4412-64-0x0000000000400000-0x000000000247A000-memory.dmp

        Filesize

        32.5MB

      • memory/4412-42-0x0000000000400000-0x000000000247A000-memory.dmp

        Filesize

        32.5MB

      • memory/4428-3-0x0000000000F50000-0x000000000141C000-memory.dmp

        Filesize

        4.8MB

      • memory/4428-2-0x0000000000F51000-0x0000000000F7F000-memory.dmp

        Filesize

        184KB

      • memory/4428-1-0x0000000077954000-0x0000000077956000-memory.dmp

        Filesize

        8KB

      • memory/4428-4-0x0000000000F50000-0x000000000141C000-memory.dmp

        Filesize

        4.8MB

      • memory/4428-0-0x0000000000F50000-0x000000000141C000-memory.dmp

        Filesize

        4.8MB

      • memory/4428-17-0x0000000000F50000-0x000000000141C000-memory.dmp

        Filesize

        4.8MB

      • memory/4752-83-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB

      • memory/4752-84-0x0000000000450000-0x000000000091C000-memory.dmp

        Filesize

        4.8MB