Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 04:31

General

  • Target

    c6382f68551414df7a15ae7f91134f073f4f7873fc50f0403c1577cac7f1d87b.exe

  • Size

    4.3MB

  • MD5

    d07b71d8b42a7249751157d427cb95c9

  • SHA1

    e6eecba6c295a2ab3ea6074dbf7aae6288f60092

  • SHA256

    c6382f68551414df7a15ae7f91134f073f4f7873fc50f0403c1577cac7f1d87b

  • SHA512

    0c2d5a2e3814363e3a7ed146c7afdd579fbd0671ea01c6af036195343e5990f556b2895162b018583b4a3dddf1d21a9244d9e3fb2fab41c21939343b36cb6e93

  • SSDEEP

    98304:0KTb8IWDlO/EznhgG8OVyzj8qNoWqhwM4VSsiutWysw:Rf8IWhxznoOGSL1uWy

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\c6382f68551414df7a15ae7f91134f073f4f7873fc50f0403c1577cac7f1d87b.exe
    "C:\Users\Admin\AppData\Local\Temp\c6382f68551414df7a15ae7f91134f073f4f7873fc50f0403c1577cac7f1d87b.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:1704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1704-0-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-1-0x0000000077260000-0x0000000077262000-memory.dmp

    Filesize

    8KB

  • memory/1704-2-0x0000000000851000-0x0000000000AD5000-memory.dmp

    Filesize

    2.5MB

  • memory/1704-3-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-4-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-5-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-6-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-7-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-8-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-9-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-10-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-11-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-12-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-13-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB

  • memory/1704-14-0x0000000000850000-0x0000000001448000-memory.dmp

    Filesize

    12.0MB