Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2024, 01:13

General

  • Target

    42db72d6b807b26c29714f59e923ec09468e21d863005949bcba35ca7c970b20.exe

  • Size

    1.8MB

  • MD5

    d77353cbaa10bf7fcd96c007ff5f18c2

  • SHA1

    5b4b911709a472d69938c93feff8c629b620b038

  • SHA256

    42db72d6b807b26c29714f59e923ec09468e21d863005949bcba35ca7c970b20

  • SHA512

    07add8f95182ab5f67d2bfaaec41990291a6b62c8d934b2d3338a399593e7aa0e6e76eee2fbc82698b62fa037b670abb7765974d54e465d28d5b1a3ec99c790e

  • SSDEEP

    49152:I34zGaaZcPWkMUm7IPTc5OmAEx7ng0XOKDcr/H:NzFWUWkMUm7YwDMKDcLH

Malware Config

Extracted

Family

stealc

Botnet

doma

C2

http://185.215.113.37

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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42db72d6b807b26c29714f59e923ec09468e21d863005949bcba35ca7c970b20.exe
    "C:\Users\Admin\AppData\Local\Temp\42db72d6b807b26c29714f59e923ec09468e21d863005949bcba35ca7c970b20.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:2528

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2528-0-0x0000000001100000-0x00000000017AE000-memory.dmp

          Filesize

          6.7MB

        • memory/2528-1-0x0000000077360000-0x0000000077362000-memory.dmp

          Filesize

          8KB

        • memory/2528-2-0x0000000001101000-0x0000000001124000-memory.dmp

          Filesize

          140KB

        • memory/2528-3-0x0000000001100000-0x00000000017AE000-memory.dmp

          Filesize

          6.7MB

        • memory/2528-4-0x0000000001100000-0x00000000017AE000-memory.dmp

          Filesize

          6.7MB