Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/02/2024, 11:45

General

  • Target
    141692a757c19e19e62d238da4534ae8.exe
  • Size 203KB
  • Sample240206-nwp5hsgfgp
  • SHA256 e90ec79bd12ab12fe9f1fa7cf0d1914d9c1e996fb779ed3f034601f53512dbe5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\141692a757c19e19e62d238da4534ae8.exe
    "C:\Users\Admin\AppData\Local\Temp\141692a757c19e19e62d238da4534ae8.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4388
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp77FF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1168

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        tmp77FF.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp77FF.tmp
        • Size 1KB
        • SHA256 6f6570a7caff2567b968cba11d9cb07feeb54f483c7527687d22915132240619
        • MD5 SHA1 SHA512

        memory/4388-0-0x0000000074B50000-0x0000000075101000-memory.dmp

        memory/4388-1-0x0000000074B50000-0x0000000075101000-memory.dmp

        memory/4388-2-0x0000000001230000-0x0000000001240000-memory.dmp

        memory/4388-7-0x0000000001230000-0x0000000001240000-memory.dmp

        memory/4388-8-0x0000000074B50000-0x0000000075101000-memory.dmp

        memory/4388-9-0x0000000074B50000-0x0000000075101000-memory.dmp

        memory/4388-10-0x0000000001230000-0x0000000001240000-memory.dmp

        memory/4388-11-0x0000000001230000-0x0000000001240000-memory.dmp