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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/12/2024, 03:55

General

  • Target

    6383cde311a862695e4beb993b5a2942001d55cac0b5ee80ca604ebde00956b7.exe

  • Size

    1.8MB

  • MD5

    37b82918f398b44c105c640bfd4b4ae8

  • SHA1

    7d3deaf1a4edda230934ef983cc9463bd71e5ac4

  • SHA256

    6383cde311a862695e4beb993b5a2942001d55cac0b5ee80ca604ebde00956b7

  • SHA512

    6fc57c3c156ca660fc5d5b7ac82f74c8ce10e5d73d60c83d7e41b98ddce9232c5c9e1f38dceafbdbdb34a4f11c311be43606fe2b4370272056eaa568081adb0a

  • SSDEEP

    49152:ULXFFcTxyADO/CkVAeF688ZwhqmQzAb76tSc:kcTUA+VAe4PZWqmQ0at

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
  • 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\6383cde311a862695e4beb993b5a2942001d55cac0b5ee80ca604ebde00956b7.exe
    "C:\Users\Admin\AppData\Local\Temp\6383cde311a862695e4beb993b5a2942001d55cac0b5ee80ca604ebde00956b7.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:1580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1580-0-0x00000000001B0000-0x000000000085D000-memory.dmp

    Filesize

    6.7MB

  • memory/1580-1-0x0000000077560000-0x0000000077562000-memory.dmp

    Filesize

    8KB

  • memory/1580-2-0x00000000001B1000-0x00000000001C8000-memory.dmp

    Filesize

    92KB

  • memory/1580-3-0x00000000001B0000-0x000000000085D000-memory.dmp

    Filesize

    6.7MB

  • memory/1580-4-0x00000000001B0000-0x000000000085D000-memory.dmp

    Filesize

    6.7MB