Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 02:25

General

  • Target

    file.exe

  • Size

    1.7MB

  • MD5

    839a665835f7c3206f7dcfc30378eb90

  • SHA1

    1facfc21eed29ae31ea6781482da70e87a8f89ff

  • SHA256

    82672b451fdaee65c1fbcac9db7d969bb928f566f6d8ae55bd4c02a34236ddcd

  • SHA512

    f3543bad711c788329c6be8f8a7cfa06b9203cb1a73f9f617f05c4cc6f8557b3d0b81d8a500e1202d4b92ead0440d4b70ccd119896e51be531ededbee88b48f9

  • SSDEEP

    24576:bVpf7Ep73Z0fa6l5kAmrUU7efuNwYA5mWnFPb/fK5AMEpoxxPhblwRpbvpkvz4IP:JpM107l5kAc1eNEUaAMrxP5lJKPc6b

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:2084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2084-0-0x0000000000350000-0x00000000009F0000-memory.dmp

    Filesize

    6.6MB

  • memory/2084-1-0x0000000077B50000-0x0000000077B52000-memory.dmp

    Filesize

    8KB

  • memory/2084-2-0x0000000000351000-0x0000000000368000-memory.dmp

    Filesize

    92KB

  • memory/2084-3-0x0000000000350000-0x00000000009F0000-memory.dmp

    Filesize

    6.6MB

  • memory/2084-4-0x0000000000350000-0x00000000009F0000-memory.dmp

    Filesize

    6.6MB