Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-12-2024 07:39

General

  • Target

    5a249494869b3ef440bd31b438958585.exe

  • Size

    4.3MB

  • MD5

    5a249494869b3ef440bd31b438958585

  • SHA1

    d3c4cfbca5b8b1d061ac2f55899dfefc49321cff

  • SHA256

    0783ed26022f0e0f99d7e6b72ee2d7d7372c97596249299275cc19db7b10a8c4

  • SHA512

    4e53ada8f3d08d925c67e2019bfb2a8f9f3f3bb9aba0005e91daa792ae3c953d047a1b1b408bc01336a15476546abd8781baa4ff0258c2714ef436c05f221180

  • SSDEEP

    98304:xN0oUxjY0eMGO8d3mrO85fIj4qmmgXVJPD+gq1Ec8jE:xqVE1MNW4q9UD+gWr2

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\5a249494869b3ef440bd31b438958585.exe
    "C:\Users\Admin\AppData\Local\Temp\5a249494869b3ef440bd31b438958585.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:1996

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1996-0-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-1-0x0000000077D54000-0x0000000077D56000-memory.dmp

    Filesize

    8KB

  • memory/1996-2-0x00000000008E1000-0x0000000000B6A000-memory.dmp

    Filesize

    2.5MB

  • memory/1996-3-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-4-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-5-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-6-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-7-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-8-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-9-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-10-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-11-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-12-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-13-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-14-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-15-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-16-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-17-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-18-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-19-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-20-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-21-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-22-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-23-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-24-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-25-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-26-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB

  • memory/1996-27-0x00000000008E0000-0x000000000151D000-memory.dmp

    Filesize

    12.2MB