Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/11/2023, 15:03

General

  • Target

    NEAS.021ff29a9aac258081e5cfdd3bbc3ec0.exe

  • Size

    82KB

  • MD5

    021ff29a9aac258081e5cfdd3bbc3ec0

  • SHA1

    b1e99f2be97b0e84b812ce3fa78f874ae664e424

  • SHA256

    7b2953d9be9d918e1467cff26e00b4552817e07d21370cb5274db7ca989116eb

  • SHA512

    5544b8cb2cf1a87ec35864f8cab21d7ca1d007fbf4602ec5e90ea584f37fa83b33a1d5689b103be4d8e7ebca1d7e3336353fca4b18f215454f7c07a66617a31f

  • SSDEEP

    1536:fAMfrTX01OrGpRZNdbv66Claewnph6Nu/FJdVmZgAhV2izxOVf9bWNZNxj0kOe+K:aDewnphDFv1izWf9b0Nh0kOeL

Malware Config

Signatures

  • Contains code to disable Windows Defender 2 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.021ff29a9aac258081e5cfdd3bbc3ec0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.021ff29a9aac258081e5cfdd3bbc3ec0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3412

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3412-0-0x0000000000670000-0x000000000068A000-memory.dmp

          Filesize

          104KB

        • memory/3412-1-0x00007FF903500000-0x00007FF903FC1000-memory.dmp

          Filesize

          10.8MB

        • memory/3412-2-0x000000001B370000-0x000000001B380000-memory.dmp

          Filesize

          64KB

        • memory/3412-5-0x00007FF903500000-0x00007FF903FC1000-memory.dmp

          Filesize

          10.8MB