Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 07:00

General

  • Target

    e29a86043d208815a869ca5659d6894c.exe

  • Size

    4.3MB

  • MD5

    e29a86043d208815a869ca5659d6894c

  • SHA1

    3c9757b3785b7f6f46d80ad29d454f0798e689de

  • SHA256

    f0864fdc2ad33b2b2b0228a4eaff187d4a8b7cf80ceaa4c9d6039357f8288a38

  • SHA512

    e1837c24231efbd96999f0cadcb4eda7d4520fc8eee22c65f0a1bc55b72ebdac2e1842bb3b016d4c0a6295ac524bf3af526f46930dd18bcba39e13e2c79a67be

  • SSDEEP

    98304:JxOXj3eSSw0z20voCNnseZ/T0jtG9l5QK1FGzgw31z2:/WLeSSDq0vyeZ/T0jtGD5QK1Qk8

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\e29a86043d208815a869ca5659d6894c.exe
    "C:\Users\Admin\AppData\Local\Temp\e29a86043d208815a869ca5659d6894c.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:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3068-0-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-1-0x0000000076F00000-0x0000000076F02000-memory.dmp

    Filesize

    8KB

  • memory/3068-2-0x0000000000CC1000-0x0000000000F4B000-memory.dmp

    Filesize

    2.5MB

  • memory/3068-3-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-4-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-5-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-6-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-7-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-8-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-9-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-10-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-11-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-12-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-13-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-14-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-15-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-16-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-17-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB

  • memory/3068-19-0x0000000000CC0000-0x0000000001923000-memory.dmp

    Filesize

    12.4MB