Analysis

  • max time kernel
    160s
  • max time network
    172s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 18:04

General

  • Target

    898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe

  • Size

    89KB

  • MD5

    62d4777dd8953743d26510f00b74f444

  • SHA1

    8e23f62d8701f9e050c241680c15c3220bf78228

  • SHA256

    898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9

  • SHA512

    9efb88bfb322e741e7d67411cb01581cd2b81b71920688840c3ffbc746f2c9250964aca8b4f146c9e70f7f809602059cc455dc8f7ffbfff8c9a1c9ced557cfe3

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • 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\898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe
    "C:\Users\Admin\AppData\Local\Temp\898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3420
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3228
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\898b9cc780196111ebf157de1fbb8362abf21da678147f1198d237017c896cb9.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4252
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4396

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    f9f0267533915bd566e60d273a451770

    SHA1

    4ad80379da0e2b5d1619e05c519af5a20922cde5

    SHA256

    61b9a98afe3db013954845ba3a6de3ab495e8bbef33cecf04e8bed03e5c5e342

    SHA512

    4475da203d127e7f5f937c53a80ca28c89feeff63eed5f66a6492bb4832e2ac4f234019c79ce83513da2531b5b2bd347a382ef5e2aa4e80c7694cecbfafb9356

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

    MD5

    f9f0267533915bd566e60d273a451770

    SHA1

    4ad80379da0e2b5d1619e05c519af5a20922cde5

    SHA256

    61b9a98afe3db013954845ba3a6de3ab495e8bbef33cecf04e8bed03e5c5e342

    SHA512

    4475da203d127e7f5f937c53a80ca28c89feeff63eed5f66a6492bb4832e2ac4f234019c79ce83513da2531b5b2bd347a382ef5e2aa4e80c7694cecbfafb9356