Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 08:33

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    7c6cebc0b67c34551c68561c303a61dd

  • SHA1

    47a98a783ee3a0c9d02e6d621171512888b9c4a6

  • SHA256

    ab1cde35822418fb9a920ac806450588394245dd16669171e01bfa630459355b

  • SHA512

    51d949f7ebbcd7e63268c84c248cb43f6e78c025faeca0c48482534f9828f21b1afbf455c6bbf433aec8b027083910a4fb39f05c247ca61b11225dfc2f42d3e4

  • SSDEEP

    49152:MmpA7+7syjBToHlWWJ5fyqkAn9KHRp0Yz9R9lrz:MmlmHoWrqhfRp04t

Malware Config

Extracted

Family

stealc

Botnet

mars

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\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:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2640-0-0x0000000001210000-0x00000000018B2000-memory.dmp

    Filesize

    6.6MB

  • memory/2640-1-0x00000000774E0000-0x00000000774E2000-memory.dmp

    Filesize

    8KB

  • memory/2640-2-0x0000000001211000-0x0000000001228000-memory.dmp

    Filesize

    92KB

  • memory/2640-3-0x0000000001210000-0x00000000018B2000-memory.dmp

    Filesize

    6.6MB

  • memory/2640-5-0x0000000001210000-0x00000000018B2000-memory.dmp

    Filesize

    6.6MB