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Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/09/2024, 10:31

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    53c07d8a0635d22d00ebfce7c37e1bb7

  • SHA1

    2044708140b4ccf866422eb576c64c82a0e2bd9d

  • SHA256

    4b7c4f962efb008258a86ed61d4482ed555a42e635c8ae9d77a5c490cccecefa

  • SHA512

    b11ecf998822cb0c78bde20b5ac336a1a01df9d0ac8a735a790e18a94a0bd77e0a12f05cc5c4595d787ac9c5244977cedc5180d8bffac7f27bf51a9ea6355ffe

  • SSDEEP

    24576:RafT4xd89Da5wA79C8Ojial5gnowdLVsQIDmXh5uKc3Cm5D+bAX3Ai17u/tkh39:4E89W517Ep15gnZLVsQbXPuK69EaDB

Malware Config

Extracted

Family

stealc

Botnet

leva

C2

http://185.215.113.100

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:4512

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4512-0-0x0000000000F10000-0x0000000001584000-memory.dmp

    Filesize

    6.5MB

  • memory/4512-1-0x0000000077124000-0x0000000077126000-memory.dmp

    Filesize

    8KB

  • memory/4512-2-0x0000000000F11000-0x0000000000F25000-memory.dmp

    Filesize

    80KB

  • memory/4512-3-0x0000000000F10000-0x0000000001584000-memory.dmp

    Filesize

    6.5MB

  • memory/4512-5-0x0000000000F10000-0x0000000001584000-memory.dmp

    Filesize

    6.5MB