Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/03/2025, 22:39

General

  • Target

    W6ySCZP.exe

  • Size

    1.8MB

  • MD5

    a308ca3417da9a5fd27823d205e2944a

  • SHA1

    a623c58df6d2f75b3ffda3268cc6ed7ef48ce070

  • SHA256

    973bb90580ab417bea0568823bb7852eeed34f6d83461f3de275fcda727c73ee

  • SHA512

    4a9e58b99bf736a20f4b7f7a740546c2e2a4c46ab9bfd44b15a76b75f14a90a0ba4eca0302a4b0006086e035b4e739bec9da98d9ff416880dcc4f44aa8e3f7f2

  • SSDEEP

    49152:PbGi9UZtjE+mbKe83yQMKUPGfyxu6o57N512SXv:G1EZKe8MKK46o9N55

Malware Config

Extracted

Family

amadey

Version

5.21

Botnet

a4d2cd

C2

http://cobolrationumelawrtewarms.com

http://�������� jlgenfekjlfnvtgpegkwr.xyz

Attributes
  • install_dir

    a58456755d

  • install_file

    Gxtuum.exe

  • strings_key

    00fadbeacf092dfd58b48ef4ac68f826

  • url_paths

    /3ofn3jf3e2ljk/index.php

rc4.plain

Extracted

Family

systembc

C2

towerbingobongoboom.com

62.60.226.86

Attributes
  • dns

    5.132.191.104

Signatures

  • Amadey

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

  • Amadey family
  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Systembc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 7 IoCs
  • Downloads MZ/PE file 1 IoCs
  • Checks BIOS information in registry 2 TTPs 14 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 5 IoCs
  • Identifies Wine through registry keys 2 TTPs 7 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 12 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\W6ySCZP.exe
    "C:\Users\Admin\AppData\Local\Temp\W6ySCZP.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 FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
      "C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Downloads MZ/PE file
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1800
      • C:\Users\Admin\AppData\Roaming\10000640100\coredrive.exe
        "C:\Users\Admin\AppData\Roaming\10000640100\coredrive.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • System Location Discovery: System Language Discovery
        PID:3596
  • C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
    C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.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:5056
  • C:\ProgramData\xelk\gfgim.exe
    C:\ProgramData\xelk\gfgim.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:3572
  • C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
    C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.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:3240
  • C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
    C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.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:1072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe

    Filesize

    1.8MB

    MD5

    a308ca3417da9a5fd27823d205e2944a

    SHA1

    a623c58df6d2f75b3ffda3268cc6ed7ef48ce070

    SHA256

    973bb90580ab417bea0568823bb7852eeed34f6d83461f3de275fcda727c73ee

    SHA512

    4a9e58b99bf736a20f4b7f7a740546c2e2a4c46ab9bfd44b15a76b75f14a90a0ba4eca0302a4b0006086e035b4e739bec9da98d9ff416880dcc4f44aa8e3f7f2

  • C:\Users\Admin\AppData\Roaming\10000640100\coredrive.exe

    Filesize

    1.6MB

    MD5

    c6a399eb155322a8cbf1390c118553cb

    SHA1

    c59b0aa34638e8991358520e29625bb7fb4e3b6b

    SHA256

    a7c8390922ecfe4e4be4c9ffff567e91298a8bbf96dc96318305f45ec59f5221

    SHA512

    6437b6ea8990130f8e69b113f6ec8310e8831a80a2cf7ef1d8d16b323729a89c4a00a8900030e77f5671a7a40971e519731ec22519d98d7af29577dcb5dfe44e

  • memory/548-1-0x0000000077634000-0x0000000077636000-memory.dmp

    Filesize

    8KB

  • memory/548-2-0x0000000000B31000-0x0000000000B5F000-memory.dmp

    Filesize

    184KB

  • memory/548-3-0x0000000000B30000-0x0000000000FFA000-memory.dmp

    Filesize

    4.8MB

  • memory/548-4-0x0000000000B30000-0x0000000000FFA000-memory.dmp

    Filesize

    4.8MB

  • memory/548-18-0x0000000000B30000-0x0000000000FFA000-memory.dmp

    Filesize

    4.8MB

  • memory/548-0-0x0000000000B30000-0x0000000000FFA000-memory.dmp

    Filesize

    4.8MB

  • memory/1072-87-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-76-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-80-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-22-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-20-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-36-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-89-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-38-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-39-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-16-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-84-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-82-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-21-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-78-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-47-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-19-0x0000000000EE1000-0x0000000000F0F000-memory.dmp

    Filesize

    184KB

  • memory/1800-74-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-51-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-59-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-63-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-55-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/1800-69-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/3240-71-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/3240-72-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/3572-60-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-81-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-90-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-64-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-88-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-56-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-43-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-52-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-73-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-83-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-75-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-48-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-77-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3572-79-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-45-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-61-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-42-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-49-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-53-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-65-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-37-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/3596-57-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

  • memory/5056-44-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB

  • memory/5056-41-0x0000000000EE0000-0x00000000013AA000-memory.dmp

    Filesize

    4.8MB