Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2024, 01:10

General

  • Target

    file.exe

  • Size

    1.8MB

  • MD5

    44397c793b2976c5571c32b11842e395

  • SHA1

    d268ccdfb8eceb1f3ed0ccbb05f31b759528c0b7

  • SHA256

    004cb0e8c07cc1b3f0613d1148d353c359ceffb8e2b27da445ed0eb11456b282

  • SHA512

    b0f8eacb7045a7a79a1fcc17f1d181b6e3a17ad06fd5097920e6707a806c9f6fb70aa5397e7e2309b6a7f80593102fb34a54583adc5397d583b1612f67216829

  • SSDEEP

    49152:OI0xvJVaKkL19qw8z+BDF0fV/HEkWa5ZWk:OIEMqw8iDFUfEkRZ/

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 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:2300

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2300-0-0x00000000012E0000-0x000000000198E000-memory.dmp

          Filesize

          6.7MB

        • memory/2300-1-0x0000000077910000-0x0000000077912000-memory.dmp

          Filesize

          8KB

        • memory/2300-2-0x00000000012E1000-0x0000000001304000-memory.dmp

          Filesize

          140KB

        • memory/2300-3-0x00000000012E0000-0x000000000198E000-memory.dmp

          Filesize

          6.7MB

        • memory/2300-5-0x00000000012E0000-0x000000000198E000-memory.dmp

          Filesize

          6.7MB