Analysis

  • max time kernel
    67s
  • max time network
    72s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 06:59

General

  • Target

    075fa1c9ab37da504f2ebc0bdb1c5e8b.exe

  • Size

    4.3MB

  • MD5

    075fa1c9ab37da504f2ebc0bdb1c5e8b

  • SHA1

    3f5c22c0f4968ea41941c2a24eea0e025da54b7f

  • SHA256

    4f1587e3998b79e7f9bb6248e401da9e89922ee19f520d5cfff3bae1516ca19d

  • SHA512

    7694940d68a988f95baf515143edb62fdc9faee12c2d18f450848789489903286f4db94ca59863566b0310f60a8baf3411f31660efd1295960b996cedcceb701

  • SSDEEP

    98304:NAW8GZM0knwmjQgl4jqA4BWtNBhZO6rfwv:Nr8HjQgl4GmhZOfv

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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\075fa1c9ab37da504f2ebc0bdb1c5e8b.exe
    "C:\Users\Admin\AppData\Local\Temp\075fa1c9ab37da504f2ebc0bdb1c5e8b.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:972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/972-0-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-1-0x0000000077DD0000-0x0000000077DD2000-memory.dmp

    Filesize

    8KB

  • memory/972-2-0x0000000001361000-0x00000000015EB000-memory.dmp

    Filesize

    2.5MB

  • memory/972-3-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-4-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-5-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-6-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-7-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-8-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-9-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-10-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-11-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-12-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-13-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-14-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-15-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-16-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-17-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-18-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-19-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-20-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-21-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB

  • memory/972-23-0x0000000001360000-0x0000000001FC7000-memory.dmp

    Filesize

    12.4MB