Analysis

  • max time kernel
    95s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 05:41

General

  • Target

    file.exe

  • Size

    2.8MB

  • MD5

    f81a7a3619276d3cea3413a402711d14

  • SHA1

    4f7b966a3787af74cd42ea3dcc1e2f58bc9752c0

  • SHA256

    2c63ca1f1734e447bf53449995de3df7ef5bf5d52f9631b8abfe9cbe5308f65a

  • SHA512

    87d803c1c8f5f67f5d7121c51345a331571f608878ccacc8ff66387831ff0a9d6629aaa1f3085944547951d57be7683e1fb7a790d67fcc471972c29732f73cb8

  • SSDEEP

    49152:G6lOTWxWFbVUtJ6PmwoaQGpJTrHfcESKhw+cvHDx6/:VO6WFbVUtcPmfaQAJT4ESKhw+KxG

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • 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.

  • 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:3248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3248-0-0x0000000000950000-0x0000000000E52000-memory.dmp

    Filesize

    5.0MB

  • memory/3248-1-0x00000000778D4000-0x00000000778D6000-memory.dmp

    Filesize

    8KB

  • memory/3248-2-0x0000000000951000-0x0000000000965000-memory.dmp

    Filesize

    80KB

  • memory/3248-3-0x0000000000950000-0x0000000000E52000-memory.dmp

    Filesize

    5.0MB

  • memory/3248-5-0x0000000000950000-0x0000000000E52000-memory.dmp

    Filesize

    5.0MB