Analysis

  • max time kernel
    94s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 06:08

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    9f1e2f4308ddb08ce70a669d67a97763

  • SHA1

    fa3222ecc5bc0e59f5bcd16562bdc0cb9be9f1ee

  • SHA256

    f4a38bfe6d64ae092c608adf24f3b294710aacc510f628c4e19e1a1800fb42b8

  • SHA512

    d788a4497a4273f379ec2ca975941289eece214b391576133e86ba517224081a82004df6fdab139e674575e32c459c880f433970a7714b7a5e936741e9217c0c

  • SSDEEP

    24576:ItKn/l1KCGkWy8u4Xju2cyzw3ldmguquIYJScPLK/VoF1mVLd7q:IOtR9qX9zwSqMPjYZ

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\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:412

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/412-0-0x0000000000220000-0x00000000008C7000-memory.dmp

    Filesize

    6.7MB

  • memory/412-1-0x0000000077034000-0x0000000077036000-memory.dmp

    Filesize

    8KB

  • memory/412-2-0x0000000000221000-0x0000000000238000-memory.dmp

    Filesize

    92KB

  • memory/412-3-0x0000000000220000-0x00000000008C7000-memory.dmp

    Filesize

    6.7MB

  • memory/412-4-0x0000000000220000-0x00000000008C7000-memory.dmp

    Filesize

    6.7MB