Analysis

  • max time kernel
    95s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 09:45

General

  • Target

    61PNN_file.exe

  • Size

    1.7MB

  • MD5

    69cbce48a9ce8b1da7a0195ae4dfbccc

  • SHA1

    c05a7472201be886b55e2958351df9e211fbe639

  • SHA256

    65e88eb9ca629cda57680a4f4f7d0d39fe7dfe7ef80d619b809779e9ecff33ad

  • SHA512

    f24c8b12f0d2fd02a4ffcc7d196f96f2c1f8edbe029c5e99133795d8834589b2ad60d27f55fcb3d5887fc818b8bc178298f53dbf43a5cc879aef279e809fa311

  • SSDEEP

    49152:xU9+qhQuGyU+eN3agyYmYhIHWpBsfgvGY85PMMvV:xU9HU+EbyJYWHiB3GYkUw

Malware Config

Extracted

Family

stealc

Botnet

mars

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\61PNN_file.exe
    "C:\Users\Admin\AppData\Local\Temp\61PNN_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:980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/980-0-0x0000000000CC0000-0x0000000001363000-memory.dmp

    Filesize

    6.6MB

  • memory/980-1-0x0000000077804000-0x0000000077806000-memory.dmp

    Filesize

    8KB

  • memory/980-3-0x0000000000CC0000-0x0000000001363000-memory.dmp

    Filesize

    6.6MB

  • memory/980-2-0x0000000000CC1000-0x0000000000CD8000-memory.dmp

    Filesize

    92KB

  • memory/980-4-0x0000000000CC0000-0x0000000001363000-memory.dmp

    Filesize

    6.6MB