Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08-02-2025 19:25

General

  • Target

    random.exe

  • Size

    1.7MB

  • MD5

    058a538e09f75e4c91b1f961c270313d

  • SHA1

    6adf6f1b199d01b452cbc7aac7b4c71657f8a69e

  • SHA256

    6d29273fe7963ba9fafcf715d48ff3d63fc44256f40d10b3108a8f93cd97a1f0

  • SHA512

    ab6b00c5670e908b259306947b8b0210c442bc1f4e1ddf0df27cd3783b6deafccb78d1e7bad4dffe9e20456d2328895ade320337a553cfcfd53815f043c4cb72

  • SSDEEP

    49152:cbPUA7yJRG35rUgRMIYKmBZPYMirun/38hBxP:gPUA7yJg1RMRagn/mBV

Malware Config

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

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\random.exe
    "C:\Users\Admin\AppData\Local\Temp\random.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:2484

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2484-0-0x0000000000DA0000-0x0000000001445000-memory.dmp

    Filesize

    6.6MB

  • memory/2484-1-0x00000000778A0000-0x00000000778A2000-memory.dmp

    Filesize

    8KB

  • memory/2484-2-0x0000000000DA1000-0x0000000000DB8000-memory.dmp

    Filesize

    92KB

  • memory/2484-3-0x0000000000DA0000-0x0000000001445000-memory.dmp

    Filesize

    6.6MB

  • memory/2484-5-0x0000000000DA0000-0x0000000001445000-memory.dmp

    Filesize

    6.6MB