Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-01-2025 22:26

General

  • Target

    b419f147db64a0a4b40dcefb1f3b3d8e8615216b126575f47d1410116b777c04.exe

  • Size

    1.7MB

  • MD5

    15e319099fbab9989d61bf004efaba62

  • SHA1

    612c52009588f8582021af35152f7fcd429909fd

  • SHA256

    b419f147db64a0a4b40dcefb1f3b3d8e8615216b126575f47d1410116b777c04

  • SHA512

    77ae5f87f39755b8dfb2d02ee55cd031164ce1f6baba6b06211f9301895781622ef62675da62aae78d75f34281e6e6092d695fb0c1b84f38083199f70cd7c0ad

  • SSDEEP

    49152:0NQ9a9bdEaSxJv3LEJhn/a82bXwTJQDAXmkG:0sa9bdEbKJ5/a8YwTJQ4mn

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
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b419f147db64a0a4b40dcefb1f3b3d8e8615216b126575f47d1410116b777c04.exe
    "C:\Users\Admin\AppData\Local\Temp\b419f147db64a0a4b40dcefb1f3b3d8e8615216b126575f47d1410116b777c04.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
    • Suspicious behavior: EnumeratesProcesses
    PID:2320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2320-0-0x0000000000AD0000-0x000000000114D000-memory.dmp

    Filesize

    6.5MB

  • memory/2320-1-0x00000000772F0000-0x00000000772F2000-memory.dmp

    Filesize

    8KB

  • memory/2320-2-0x0000000000AD1000-0x0000000000AE8000-memory.dmp

    Filesize

    92KB

  • memory/2320-4-0x0000000000AD0000-0x000000000114D000-memory.dmp

    Filesize

    6.5MB

  • memory/2320-3-0x0000000000AD0000-0x000000000114D000-memory.dmp

    Filesize

    6.5MB