Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-10-2024 03:54

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    3833a1b7c23d66eecec6b16ddf5cf540

  • SHA1

    05182934e239a8e6715ada16e0ddcde3b7598e05

  • SHA256

    96f09e8bd3f67c287a0bb1529d5220d9496a233fba5b1608366a2c280a864dd2

  • SHA512

    3c824f5aa05ff6ba2a1f9d805d2d1f755f1a8a5646d367c325d0a7b6b38d0dfedd61e75f984fcc6686c27fd1a4c5147f874a9a468ef15aed589ed993d2033069

  • SSDEEP

    49152:8mRhmhK5ZSLue0v+HpxCBlwQhwegB589ooccs9GULcbHN1:JCKyvHpxC7BCLoULyt1

Malware Config

Extracted

Family

stealc

Botnet

puma

C2

http://185.215.113.206

Attributes
  • url_path

    /e2b1563c6670f193.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 1 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:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2368-0-0x0000000000F90000-0x0000000001625000-memory.dmp

    Filesize

    6.6MB

  • memory/2368-1-0x00000000778D0000-0x00000000778D2000-memory.dmp

    Filesize

    8KB

  • memory/2368-2-0x0000000000F91000-0x0000000000FB4000-memory.dmp

    Filesize

    140KB

  • memory/2368-3-0x0000000000F90000-0x0000000001625000-memory.dmp

    Filesize

    6.6MB

  • memory/2368-5-0x0000000000F90000-0x0000000001625000-memory.dmp

    Filesize

    6.6MB