Analysis

  • max time kernel
    94s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 07:48

General

  • Target

    file.exe

  • Size

    2.8MB

  • MD5

    d4dffae3d678dd4d998d08f60a6bc26a

  • SHA1

    99fd6ed8d130b941844def8b370ade275426b1dd

  • SHA256

    52fefcee49c9d15d584f69e0ad30494ec65e2b091c84d6568f69cb5998be77e0

  • SHA512

    435b45bd645990306f26d37904dc71f3d086e6bc944444294e52543ce3b8491a4f798898020e55e51c5701d770fb18e6bc06539efc7a94ba17215abe72030be2

  • SSDEEP

    49152:aR2RFy+OUY48H0R8mDxwEincrs8yYz1UcZ:aoFy+O48H0RtwZ18yOn

Malware Config

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • 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:2868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2868-0-0x0000000000650000-0x0000000000B49000-memory.dmp

    Filesize

    5.0MB

  • memory/2868-1-0x0000000077854000-0x0000000077856000-memory.dmp

    Filesize

    8KB

  • memory/2868-2-0x0000000000651000-0x0000000000665000-memory.dmp

    Filesize

    80KB

  • memory/2868-3-0x0000000000650000-0x0000000000B49000-memory.dmp

    Filesize

    5.0MB

  • memory/2868-4-0x0000000000650000-0x0000000000B49000-memory.dmp

    Filesize

    5.0MB