Analysis

  • max time kernel
    95s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2024 17:19

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    ebffb5c01b1cb9697d08aeef2d74123c

  • SHA1

    72d3627dd1479500d673967c180a89f54efca317

  • SHA256

    3a1e4e0d5512534e4b66e1ef57df3261a0c0d1c366e68eb8cacb318af8ad0651

  • SHA512

    842cddc1df2eb2295d0d7ab82edb9246869afb582689ba99bc8e480ccfa18b6b52436d3d7cb4b490aa264e432fc7e17f223b899fb79b0f907ce0f58b6126d128

  • SSDEEP

    24576:KTk9w0TLFU6y7pLxzi2fup+t8l6oM2yzJuNnGD04kTOG3N+5DkzTLIVPnrBv30Yd:NNFU6ytN3di6oMp/9jM+4C/0YV2

Malware Config

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • 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:1432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1432-0-0x0000000000B20000-0x00000000011AA000-memory.dmp

    Filesize

    6.5MB

  • memory/1432-1-0x00000000774D4000-0x00000000774D6000-memory.dmp

    Filesize

    8KB

  • memory/1432-2-0x0000000000B21000-0x0000000000B38000-memory.dmp

    Filesize

    92KB

  • memory/1432-3-0x0000000000B20000-0x00000000011AA000-memory.dmp

    Filesize

    6.5MB

  • memory/1432-4-0x0000000000B20000-0x00000000011AA000-memory.dmp

    Filesize

    6.5MB