Analysis

  • max time kernel
    92s
  • 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
    23-12-2024 06:53

General

  • Target

    f6672648c1d176cf6c398bd74d5966e4.exe

  • Size

    4.3MB

  • MD5

    f6672648c1d176cf6c398bd74d5966e4

  • SHA1

    3e37955db4ca3616181df3577f0e9dcc353a3016

  • SHA256

    666714eecf2a0e9b59e72bf55e93f7fc46ba9463c043381fbe9eca8df0011527

  • SHA512

    161fe1ffd292d2d656d447f08d9e46b32a18f4c2ae868baa9202a2f960eeed1f832710ab6d2bc8a07f36c8167c4d2f6f2c9af3d1abd6a44f3e11f8aadc4f08ff

  • SSDEEP

    98304:F7sJw8ji7nUeI6AKaQ0omGhOC2D+cUfWr9XtdNchZEuVa3b/m:RsJw8jsIdJuhN2D+RfERcheuIr/m

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\f6672648c1d176cf6c398bd74d5966e4.exe
    "C:\Users\Admin\AppData\Local\Temp\f6672648c1d176cf6c398bd74d5966e4.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:1372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1372-0-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-1-0x0000000077134000-0x0000000077136000-memory.dmp

    Filesize

    8KB

  • memory/1372-2-0x0000000000451000-0x00000000006DB000-memory.dmp

    Filesize

    2.5MB

  • memory/1372-3-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-4-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-5-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-6-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-7-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-8-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-9-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-10-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-11-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-12-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-13-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-14-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-15-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-16-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-17-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB

  • memory/1372-19-0x0000000000450000-0x00000000010D5000-memory.dmp

    Filesize

    12.5MB