Analysis

  • max time kernel
    161s
  • max time network
    181s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 18:32

General

  • Target

    942e69a2eff2b922c28ff36c4f02d08b5eb35123ab5de83a9d23fcfa806ccdc5.exe

  • Size

    89KB

  • MD5

    5b27234b7f28316303351ea8bcfaa740

  • SHA1

    7dcf0c208a5521ed0b68b8216e5f3238b48ba7be

  • SHA256

    942e69a2eff2b922c28ff36c4f02d08b5eb35123ab5de83a9d23fcfa806ccdc5

  • SHA512

    80a7a833a588eced6d3feca136600fb2a1734510975761d7116ee4acdc717c2b672f560603f70a0e8092acf4b9a266dc696518caf6bb867d3a2b307492e715ce

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\942e69a2eff2b922c28ff36c4f02d08b5eb35123ab5de83a9d23fcfa806ccdc5.exe
    "C:\Users\Admin\AppData\Local\Temp\942e69a2eff2b922c28ff36c4f02d08b5eb35123ab5de83a9d23fcfa806ccdc5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2808
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1236
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\942e69a2eff2b922c28ff36c4f02d08b5eb35123ab5de83a9d23fcfa806ccdc5.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:816
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1588

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    MD5

    118a6e8c263452586fda342f54bcef44

    SHA1

    077df08ba3eda4ae5d89775dab2361b237bd5486

    SHA256

    68f24c9ef4cd177d9dd96d8fe9f8b560793f0ddeaf71b668a76b8b1f533ed303

    SHA512

    f0b9dd5024646692299a5dda07948ac8e247bbcf84f63adf3298b067cae682c9ff87f9f6bb0d887aa7b144bf2bdbc4fc88db03c2a3f06ed9aa18638c8d2e9a8b

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    MD5

    118a6e8c263452586fda342f54bcef44

    SHA1

    077df08ba3eda4ae5d89775dab2361b237bd5486

    SHA256

    68f24c9ef4cd177d9dd96d8fe9f8b560793f0ddeaf71b668a76b8b1f533ed303

    SHA512

    f0b9dd5024646692299a5dda07948ac8e247bbcf84f63adf3298b067cae682c9ff87f9f6bb0d887aa7b144bf2bdbc4fc88db03c2a3f06ed9aa18638c8d2e9a8b