Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    02-09-2024 01:03

General

  • Target

    356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe

  • Size

    2.7MB

  • MD5

    15fbc3057d25e308e0832ad1a7d62e26

  • SHA1

    c90180b2360b4f12a32630f007b3e560d06be558

  • SHA256

    356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61

  • SHA512

    9ce05267bfdfdaa8f20670b885530aac0c7a13cfe01f8b15b5624318f5948462b6cdd7bc523b3fda3ed06ddaacc81d85a99d36af4f6b711d396f03018204f14a

  • SSDEEP

    49152:g7XlYr35b3BZENDqOwwKUv9sZ76Sq+m0Zaupr7/EDXhFlD:4Xl839jEYOwPg+KsEbhP

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe
    "C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Windows\system32\netsh.exe
      netsh firewall add allowedprogram"C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe" "356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:1616
    • C:\Windows\system32\netsh.exe
      netsh firewall add allowedprogram"C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe" "356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:2356
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61" /tr "C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2500
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {29D47528-3096-4ADE-840D-092BFB034165} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe
      C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe
      2⤵
        PID:2672
      • C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe
        C:\Users\Admin\AppData\Local\Temp\356f56cabcc406f1600831cbd209f3b177037986443a6e3681a54f1b6b25ce61.exe
        2⤵
          PID:2984

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2368-0-0x000007FEF6343000-0x000007FEF6344000-memory.dmp

        Filesize

        4KB

      • memory/2368-1-0x0000000000E70000-0x0000000001134000-memory.dmp

        Filesize

        2.8MB

      • memory/2368-2-0x000000001B730000-0x000000001B9E0000-memory.dmp

        Filesize

        2.7MB

      • memory/2368-4-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

        Filesize

        9.9MB

      • memory/2368-7-0x000007FEF6343000-0x000007FEF6344000-memory.dmp

        Filesize

        4KB

      • memory/2368-8-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

        Filesize

        9.9MB