Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    10-07-2024 03:11

General

  • Target

    PussyKiller.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\PussyKiller.exe
    "C:\Users\Admin\AppData\Local\Temp\PussyKiller.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2540 -s 1008
      2⤵
        PID:2808

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2540-0-0x000007FEF5FA3000-0x000007FEF5FA4000-memory.dmp
      Filesize

      4KB

    • memory/2540-1-0x0000000001000000-0x0000000001018000-memory.dmp
      Filesize

      96KB

    • memory/2540-2-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp
      Filesize

      9.9MB

    • memory/2540-5-0x000007FEF5FA3000-0x000007FEF5FA4000-memory.dmp
      Filesize

      4KB

    • memory/2540-6-0x000007FEF5FA0000-0x000007FEF698C000-memory.dmp
      Filesize

      9.9MB