Analysis

  • max time kernel
    93s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2024 05:08

General

  • Target

    82eaccc2d63f27f015800090f3bf79e8087c8c118c6420896752ea6009d1594f.exe

  • Size

    4.3MB

  • MD5

    9998bda3902f7c90ac5653aa2f04bbc6

  • SHA1

    6a191212c2961a0e412d69a3c425b41e8d269db2

  • SHA256

    82eaccc2d63f27f015800090f3bf79e8087c8c118c6420896752ea6009d1594f

  • SHA512

    70068831fe9b691167aaea339b23601575efc01a339ec0247c8c5ad64af65ba248c79fae21295899476964cacf21b748bd3ffe019f628937d2bfe00543c4b6b3

  • SSDEEP

    98304:vr+QRpTr9zchEfJa6XKxRJuQsYkxUXm2/Y2KPuWtnAD:j++pfJNquQsw1/7WtnAD

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 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82eaccc2d63f27f015800090f3bf79e8087c8c118c6420896752ea6009d1594f.exe
    "C:\Users\Admin\AppData\Local\Temp\82eaccc2d63f27f015800090f3bf79e8087c8c118c6420896752ea6009d1594f.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:1268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1268-0-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-1-0x00000000774D4000-0x00000000774D6000-memory.dmp

    Filesize

    8KB

  • memory/1268-2-0x00000000008C1000-0x0000000000B4B000-memory.dmp

    Filesize

    2.5MB

  • memory/1268-3-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-4-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-5-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-6-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-7-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-8-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-9-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-10-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-11-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-12-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-13-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB

  • memory/1268-14-0x00000000008C0000-0x000000000152E000-memory.dmp

    Filesize

    12.4MB