Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 07:21

General

  • Target

    cbb6759a3eb582b7a659ebe3bee1ddab.exe

  • Size

    4.2MB

  • MD5

    cbb6759a3eb582b7a659ebe3bee1ddab

  • SHA1

    52fd831761fddd95755e89fa4289ef4df1eb2915

  • SHA256

    6475a7d9465487089c2e20ed7c60efa9cb27a6fa86bbd20454152b773b7021ff

  • SHA512

    16bd9f69c6ea8ef059e0ac6f4e40d0c5b445f6e14edf1d850f10ad0f3d500d2ba8874f76022ec15b51f70e308cd8121b214587869f6a2b96ee93fbcd75148b55

  • SSDEEP

    98304:rPWXfn2o5jaFdiLqHZmaU4S2gnvUf1YDsF8M3/q9gpYZVF6TV:TWv2ola/3EzAgntD3sHp3

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\cbb6759a3eb582b7a659ebe3bee1ddab.exe
    "C:\Users\Admin\AppData\Local\Temp\cbb6759a3eb582b7a659ebe3bee1ddab.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:2616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2616-0-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-1-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-2-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-3-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-4-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-5-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-6-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-8-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-7-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-9-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-10-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-11-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-12-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-13-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-14-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB

  • memory/2616-15-0x0000000000AD0000-0x0000000001631000-memory.dmp

    Filesize

    11.4MB