Analysis

  • max time kernel
    20s
  • max time network
    21s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 16:13

General

  • Target

    file.exe

  • Size

    4.1MB

  • MD5

    5f333ec8f045aff195aad4311a4b7ef2

  • SHA1

    99dd90fac17bedff9dfe1ad6c2d0a953758bd91b

  • SHA256

    ddc36ae51e0636472cbe7f04d0f4f3ae11a3f8efcdf8fd6068b0dc6eb614170b

  • SHA512

    d971ef26716279c02146ca4a877ff0360bed51a4817f81efff940cbaed80f348e45de17b722b6723d15af6bb2def3bac2bfbace62c2ff8bc480d6d500a120321

  • SSDEEP

    98304:B9Njdz3gVVo8KPTFqhcDthVheU4CJl1zR1zzRqJ2trCyT:HLrl71nfeU4CrZzVqgt1T

Malware Config

Signatures

  • CryptBot

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

  • Cryptbot family
  • Detects CryptBot payload 1 IoCs

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

  • 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.

  • 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.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:3240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3240-0-0x0000000000530000-0x0000000001161000-memory.dmp

    Filesize

    12.2MB

  • memory/3240-1-0x00000000772B4000-0x00000000772B6000-memory.dmp

    Filesize

    8KB

  • memory/3240-2-0x0000000000531000-0x00000000007A9000-memory.dmp

    Filesize

    2.5MB

  • memory/3240-3-0x0000000000530000-0x0000000001161000-memory.dmp

    Filesize

    12.2MB

  • memory/3240-4-0x0000000000530000-0x0000000001161000-memory.dmp

    Filesize

    12.2MB

  • memory/3240-5-0x0000000000530000-0x0000000001161000-memory.dmp

    Filesize

    12.2MB

  • memory/3240-6-0x0000000000530000-0x0000000001161000-memory.dmp

    Filesize

    12.2MB

  • memory/3240-7-0x0000000000530000-0x0000000001161000-memory.dmp

    Filesize

    12.2MB

  • memory/3240-8-0x0000000069CC0000-0x000000006A71B000-memory.dmp

    Filesize

    10.4MB

  • memory/3240-17-0x0000000000530000-0x0000000001161000-memory.dmp

    Filesize

    12.2MB