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Analysis

  • max time kernel
    93s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2024, 02:44

General

  • Target

    6da015a4d07aaa513f90f351e52f6789345826bf255e5ea616b2bfded6ed4477.exe

  • Size

    4.2MB

  • MD5

    88bf63a8e16a403ede877c51371debe2

  • SHA1

    04dfbf773b963149cfbe1787bae7a3c8a5bd1f34

  • SHA256

    6da015a4d07aaa513f90f351e52f6789345826bf255e5ea616b2bfded6ed4477

  • SHA512

    886629e4f4d041cba51659885ad27451f4103cf1c556de21439b52b362b6f03a046b1c245a6b2259d6726fbf9db9f0ea1fee72dde86303fe7aec8a597dd6da9f

  • SSDEEP

    98304:VkzhOo9nQywOz4og4tjaOZz5bimieR05PXtGh:VkzhOuQ714teWfie05ftGh

Malware Config

Extracted

Family

cryptbot

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\6da015a4d07aaa513f90f351e52f6789345826bf255e5ea616b2bfded6ed4477.exe
    "C:\Users\Admin\AppData\Local\Temp\6da015a4d07aaa513f90f351e52f6789345826bf255e5ea616b2bfded6ed4477.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • 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:436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/436-0-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-1-0x0000000077BD4000-0x0000000077BD6000-memory.dmp

    Filesize

    8KB

  • memory/436-2-0x0000000000981000-0x0000000000C05000-memory.dmp

    Filesize

    2.5MB

  • memory/436-3-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-4-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-5-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-6-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-7-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-8-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-9-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-10-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-11-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB

  • memory/436-13-0x0000000000980000-0x0000000001641000-memory.dmp

    Filesize

    12.8MB