Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25/06/2022, 09:45

General

  • Target

    ad7debfc3c0a14bd74e6bca9b244813fb2652c83e40537cf99af6af2998fd83d.exe

  • Size

    2.1MB

  • MD5

    d6c9973beb584125e954479e93f05f69

  • SHA1

    6279e953c11e85c386f8369e34bf4a0a7c8beced

  • SHA256

    ad7debfc3c0a14bd74e6bca9b244813fb2652c83e40537cf99af6af2998fd83d

  • SHA512

    cb643e1e4f5a668a647c5278ce5d841fd0b3c6f2f4a409294dc6b25d9cbf7d87b83aea3e3873a853008eee297e0e92f8c907f0e45b594b81e17da30f91b02ab5

Malware Config

Signatures

  • CryptBot

    A C++ stealer distributed widely in bundle with other software.

  • 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.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad7debfc3c0a14bd74e6bca9b244813fb2652c83e40537cf99af6af2998fd83d.exe
    "C:\Users\Admin\AppData\Local\Temp\ad7debfc3c0a14bd74e6bca9b244813fb2652c83e40537cf99af6af2998fd83d.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:1564

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1564-130-0x0000000000360000-0x000000000088B000-memory.dmp

    Filesize

    5.2MB

  • memory/1564-131-0x0000000076E80000-0x0000000077023000-memory.dmp

    Filesize

    1.6MB

  • memory/1564-132-0x0000000000360000-0x000000000088B000-memory.dmp

    Filesize

    5.2MB

  • memory/1564-133-0x0000000000360000-0x000000000088B000-memory.dmp

    Filesize

    5.2MB

  • memory/1564-134-0x0000000076E80000-0x0000000077023000-memory.dmp

    Filesize

    1.6MB