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Analysis

  • max time kernel
    139s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2024, 13:16

General

  • Target

    1YPQZ_file.exe

  • Size

    1.7MB

  • MD5

    9e3d0de4343652353b07267361f520ea

  • SHA1

    9a9a89627db72493bae3ee93147d939e23619a74

  • SHA256

    a54efb68df3b1a8efca221079a0feb4f0726becb209b062e9eb832c36bd18393

  • SHA512

    1b236354452848a243a0087e56ebf67c117beefa66ab3bd1cdafc7758b2b5190162f2588ff16f4d7f4ac143b4e290d13089b69bb75f88094aa607701c7597413

  • SSDEEP

    49152:JYchSrfptMpJHAeq1b4HddPKUtwgAzMnQCKQCvf:HSrfoHAe1wgQwQ3f

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

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\1YPQZ_file.exe
    "C:\Users\Admin\AppData\Local\Temp\1YPQZ_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:4216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4216-0-0x0000000000320000-0x00000000009AC000-memory.dmp

    Filesize

    6.5MB

  • memory/4216-1-0x00000000779D4000-0x00000000779D6000-memory.dmp

    Filesize

    8KB

  • memory/4216-2-0x0000000000321000-0x0000000000344000-memory.dmp

    Filesize

    140KB

  • memory/4216-3-0x0000000000320000-0x00000000009AC000-memory.dmp

    Filesize

    6.5MB

  • memory/4216-4-0x0000000000320000-0x00000000009AC000-memory.dmp

    Filesize

    6.5MB