Analysis

  • max time kernel
    93s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-02-2025 15:50

General

  • Target

    random.exe

  • Size

    1.7MB

  • MD5

    644722407b1d6461e338020e3ee16f70

  • SHA1

    f50986976ee9633d4824b9ec504a6907958654df

  • SHA256

    87369ce0fd38a391d2a4eb71b7de626fa00316ba27741cfda0ae250ff1a97953

  • SHA512

    bcfea437f1f20e8487eef4027fadbacebc04d29fbd0c426a1ea527dd3e582cdf986b772ce224d9f9908ec352d2fb917081af39e99fc94b92a4413b064b555fc4

  • SSDEEP

    49152:0YpUPt2Nd8HcHWGLdejziJKUYoIbSyrBUsUZb6B:FpMt2Nd8HcHpLiz6KUYoIWuasyb

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 2 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:844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/844-0-0x0000000000610000-0x0000000000CA5000-memory.dmp

    Filesize

    6.6MB

  • memory/844-1-0x0000000077EB4000-0x0000000077EB6000-memory.dmp

    Filesize

    8KB

  • memory/844-2-0x0000000000611000-0x0000000000628000-memory.dmp

    Filesize

    92KB

  • memory/844-3-0x0000000000610000-0x0000000000CA5000-memory.dmp

    Filesize

    6.6MB

  • memory/844-5-0x0000000000610000-0x0000000000CA5000-memory.dmp

    Filesize

    6.6MB