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Analysis

  • max time kernel
    140s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/12/2024, 06:32

General

  • Target

    c3ce51918df45e9cae14921d25c0419397003733e9ada04a33e4cde97013e2e6.exe

  • Size

    4.3MB

  • MD5

    39cb781a70f40105ffdbb75e77aa6d7f

  • SHA1

    79805738b703d0b7375140a0067f720f6ff5fb99

  • SHA256

    c3ce51918df45e9cae14921d25c0419397003733e9ada04a33e4cde97013e2e6

  • SHA512

    1d131ff871ee80937334672c905f8e94cb43d28e22843a7a6538cb54ec060ed01e02d48ab5569218bdb57248c6e2c7920e54ecb506f75ef7cefeb200c4587a98

  • SSDEEP

    98304:ZIrcGnmqWv8Zd8Ahx1D40LY9m+uigPG6itvR3yW22gKVW4G/FexOemDR90s:iBTWvAd8AhbF3+u3GltvRN7gUiPDRm

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\c3ce51918df45e9cae14921d25c0419397003733e9ada04a33e4cde97013e2e6.exe
    "C:\Users\Admin\AppData\Local\Temp\c3ce51918df45e9cae14921d25c0419397003733e9ada04a33e4cde97013e2e6.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:4396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4396-0-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-1-0x0000000077864000-0x0000000077866000-memory.dmp

    Filesize

    8KB

  • memory/4396-2-0x00000000000F1000-0x0000000000375000-memory.dmp

    Filesize

    2.5MB

  • memory/4396-3-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-4-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-5-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-6-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-7-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-8-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-9-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-10-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-11-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-12-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-13-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-14-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-15-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-16-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-17-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-18-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-19-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-20-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-21-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-22-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-23-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-24-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB

  • memory/4396-25-0x00000000000F0000-0x0000000000C66000-memory.dmp

    Filesize

    11.5MB