Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 14:25

General

  • Target

    64cfdc9caeaefbc21aeb85e1a82b3153.exe

  • Size

    4.3MB

  • MD5

    64cfdc9caeaefbc21aeb85e1a82b3153

  • SHA1

    ed719eaddd2875b2d590d0c14d036b42c8601cbc

  • SHA256

    095372c51df528243c88389b2d833560eb4621cf213d8c6a0190d39e0ec0f24a

  • SHA512

    cca4c8857c59ef279695caaf7b6065af95977f624dafdf5a71000cf9dcee3b24b39b417b3ed8faa67b161d88f195f37655222f51926b64e16db7b9f46a71f4bd

  • SSDEEP

    98304:hfJN/4Y7hTNEZdoHtd7aOZL95ecA5glw:h/vZN6ditdZZzBA5gl

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\64cfdc9caeaefbc21aeb85e1a82b3153.exe
    "C:\Users\Admin\AppData\Local\Temp\64cfdc9caeaefbc21aeb85e1a82b3153.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:2220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2220-0-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-1-0x0000000077AD0000-0x0000000077AD2000-memory.dmp

    Filesize

    8KB

  • memory/2220-2-0x0000000001241000-0x00000000014C4000-memory.dmp

    Filesize

    2.5MB

  • memory/2220-3-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-4-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-5-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-6-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-7-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-8-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-9-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-10-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-11-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-12-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-13-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-14-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-15-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-16-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-17-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-18-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-19-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-20-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB

  • memory/2220-21-0x0000000001240000-0x0000000001EB6000-memory.dmp

    Filesize

    12.5MB