Analysis

  • max time kernel
    134s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 08:41

General

  • Target

    119e98d812d67faad4c9243ece8ffb66.exe

  • Size

    4.2MB

  • MD5

    119e98d812d67faad4c9243ece8ffb66

  • SHA1

    4441daede8ed2d75ec7eb542954d8de9e19e3eaa

  • SHA256

    6984c73c46b1321d7959c40296af14493a161fde2173ebb961261a1a6354d68a

  • SHA512

    b9d3f56f395a44407b7d58d72df2825cdaa8d0fb26e6ec29ebd0e94e464d0f9d0abecb6774865a348cd513fd2e8a7fc2d7abafec8139626ca371fd396656fccd

  • SSDEEP

    98304:OSSgZ516OBkWdG4y0p0GrtnBG3am0+q2XSU1jpIkkg5:5DtBpNjG5z1Ckz5

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\119e98d812d67faad4c9243ece8ffb66.exe
    "C:\Users\Admin\AppData\Local\Temp\119e98d812d67faad4c9243ece8ffb66.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:2768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2768-0-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-1-0x0000000077CE4000-0x0000000077CE6000-memory.dmp

    Filesize

    8KB

  • memory/2768-2-0x0000000000C11000-0x0000000000E94000-memory.dmp

    Filesize

    2.5MB

  • memory/2768-3-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-4-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-5-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-6-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-7-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-8-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-9-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-10-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-12-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-13-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-14-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-15-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-16-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-17-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-18-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB

  • memory/2768-19-0x0000000000C10000-0x0000000001873000-memory.dmp

    Filesize

    12.4MB