Analysis

  • max time kernel
    142s
  • max time network
    126s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-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.

  • Executes dropped EXE 5 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 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 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
    • 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 FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1584
    • 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
      • 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:2616
      • C:\Users\Admin\AppData\Local\Temp\1000030001\931954bdd4.exe
        "C:\Users\Admin\AppData\Local\Temp\1000030001\931954bdd4.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1216
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1216 -s 1124
          4⤵
          • Program crash
          PID:2776
  • 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:2728
  • 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:760
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1216 -ip 1216
    1⤵
      PID:696
    • 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:4596

    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\Local\Temp\1000030001\931954bdd4.exe

      Filesize

      389KB

      MD5

      f47cc7dc355ae01926f6065316c3bd68

      SHA1

      6b575930185f216e4fa5116fdcc8906eb9f53af9

      SHA256

      25741e3975370f8b2c77513a0941ca4263a83ec08e1203c9dd7cfd5c18474794

      SHA512

      cf076a077130b8dd48f3e27a6aaba411a6c8833ab8b926c99fc3fb66130694db1ce668103c44aba6196705a9722b68da16287ea8a63ffed250bcf92bba68154e

    • memory/760-41-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/760-42-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/1216-65-0x0000000000400000-0x000000000247A000-memory.dmp

      Filesize

      32.5MB

    • memory/1584-1-0x0000000077386000-0x0000000077388000-memory.dmp

      Filesize

      8KB

    • memory/1584-2-0x0000000000281000-0x00000000002AF000-memory.dmp

      Filesize

      184KB

    • memory/1584-3-0x0000000000280000-0x000000000074C000-memory.dmp

      Filesize

      4.8MB

    • memory/1584-4-0x0000000000280000-0x000000000074C000-memory.dmp

      Filesize

      4.8MB

    • memory/1584-18-0x0000000000280000-0x000000000074C000-memory.dmp

      Filesize

      4.8MB

    • memory/1584-0-0x0000000000280000-0x000000000074C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-20-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-44-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-24-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-25-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-26-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-68-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-67-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-66-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-31-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-16-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-33-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-34-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-35-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-37-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-38-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-40-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-22-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-21-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-43-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-23-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2616-19-0x00000000008B1000-0x00000000008DF000-memory.dmp

      Filesize

      184KB

    • memory/2616-64-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2728-32-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2728-30-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2728-29-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/2728-28-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/4596-70-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB

    • memory/4596-71-0x00000000008B0000-0x0000000000D7C000-memory.dmp

      Filesize

      4.8MB