Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 06:58

General

  • Target

    da874973e85201024c32679b7144f418.exe

  • Size

    4.3MB

  • MD5

    da874973e85201024c32679b7144f418

  • SHA1

    3141d1ec4b0a4c9e103ff815af8f83cd39574df1

  • SHA256

    9694c62bfdfa6ccb6473a1b1f6ed4fc6a6e3304f26c35d201d06a61bd100052a

  • SHA512

    df3acbbbb55dc6815046834f643c08a9d4688f66f535ab680e328316b7de52e8c7ae44c637ea348f4ba0fa766973c8b28276b619ee33b34e8d7cc15b168aa334

  • SSDEEP

    98304:huYVzEGI4jwgYDWA7IP79z5OHTSNN/OI2LXJNUSeEeMZbKDUHG+QStGMLE:oY5EhWAsP79z5/ELXLeEIDmGNStdL

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\da874973e85201024c32679b7144f418.exe
    "C:\Users\Admin\AppData\Local\Temp\da874973e85201024c32679b7144f418.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:1484

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1484-0-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-1-0x0000000077920000-0x0000000077922000-memory.dmp

    Filesize

    8KB

  • memory/1484-2-0x0000000000251000-0x00000000004DB000-memory.dmp

    Filesize

    2.5MB

  • memory/1484-3-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-4-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-5-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-6-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-7-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-8-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-9-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-10-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-12-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-13-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-14-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-15-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-16-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-17-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-18-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB

  • memory/1484-19-0x0000000000250000-0x0000000000EC0000-memory.dmp

    Filesize

    12.4MB