Analysis

  • max time kernel
    24s
  • max time network
    70s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    06-08-2024 03:33

General

  • Target

    7acd7ca811c678a92d62d556cae858dc.exe

  • Size

    74KB

  • MD5

    7acd7ca811c678a92d62d556cae858dc

  • SHA1

    b05d0fd47d2d905234db53614f725e3744c93b3e

  • SHA256

    736f8b467d09e4805d336c56b49ec183355dc433e04b93904d2e8d5876d5b9de

  • SHA512

    24fe70950fc092d9de383f5c80c70bdc4bd5e342b927e2fb495752e0036c3d2eb0547f60467ef5019a686fffd2f8057105d13dd566172f9438ffe4434748166b

  • SSDEEP

    1536:rNtW7bvrmSbUMiuidaw6v3ZfXR6/A8Id0FWGV09auvIUxjFxtbm:rzTyXRKA8Iwg9auvIUhFxty

Malware Config

Signatures

  • Contains code to disable Windows Defender 1 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7acd7ca811c678a92d62d556cae858dc.exe
    "C:\Users\Admin\AppData\Local\Temp\7acd7ca811c678a92d62d556cae858dc.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3068 -s 1008
      2⤵
        PID:2844

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3068-0-0x000007FEF6193000-0x000007FEF6194000-memory.dmp

      Filesize

      4KB

    • memory/3068-1-0x0000000000A20000-0x0000000000A38000-memory.dmp

      Filesize

      96KB

    • memory/3068-2-0x000007FEF6190000-0x000007FEF6B7C000-memory.dmp

      Filesize

      9.9MB

    • memory/3068-5-0x000007FEF6193000-0x000007FEF6194000-memory.dmp

      Filesize

      4KB

    • memory/3068-6-0x000007FEF6190000-0x000007FEF6B7C000-memory.dmp

      Filesize

      9.9MB