Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 20:31

General

  • Target

    917e405558c530b442d17b061699df51dfcb27af289463edacd70a38f22d3aa7.exe

  • Size

    1.7MB

  • MD5

    873bb827bd676e97275170b902bcde58

  • SHA1

    960d9076fc26dc577b17e38e0ab7406fa0ecde99

  • SHA256

    917e405558c530b442d17b061699df51dfcb27af289463edacd70a38f22d3aa7

  • SHA512

    22fcb2eeb098a47db578c6fab43b469e660e971cd76a074245cc5e8b21598353f4ff92a4d94258fe2111a9d23d3d4c3204baaf0bd4642bcfa39026e07dbb7101

  • SSDEEP

    24576:engJcwgDBj9qz9ZV2cf4DB9CtNBBGEXSUrpqJY3SDCCBp2Zaym0Fpm:IgJclF9qwcgDBI9BGWSUll31ky0

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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\917e405558c530b442d17b061699df51dfcb27af289463edacd70a38f22d3aa7.exe
    "C:\Users\Admin\AppData\Local\Temp\917e405558c530b442d17b061699df51dfcb27af289463edacd70a38f22d3aa7.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:4072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4072-0-0x0000000000580000-0x0000000000C1A000-memory.dmp

    Filesize

    6.6MB

  • memory/4072-1-0x0000000077D24000-0x0000000077D26000-memory.dmp

    Filesize

    8KB

  • memory/4072-2-0x0000000000581000-0x0000000000598000-memory.dmp

    Filesize

    92KB

  • memory/4072-3-0x0000000000580000-0x0000000000C1A000-memory.dmp

    Filesize

    6.6MB

  • memory/4072-4-0x0000000000580000-0x0000000000C1A000-memory.dmp

    Filesize

    6.6MB