Resubmissions

24/02/2022, 11:08

220224-m8nlsachc310

30/09/2021, 12:27

210930-pmrseshfg98

Analysis

  • max time kernel
    138s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    30/09/2021, 12:27

General

  • Target
    fb9634f7f285e1b11b44d55c58f0c2e8d14fa5ace58670d8c806b09d6570c629.exe
  • Size 216KB
  • Sample210930-pmrseshfg9
  • SHA256 fb9634f7f285e1b11b44d55c58f0c2e8d14fa5ace58670d8c806b09d6570c629
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • 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\fb9634f7f285e1b11b44d55c58f0c2e8d14fa5ace58670d8c806b09d6570c629.exe
    "C:\Users\Admin\AppData\Local\Temp\fb9634f7f285e1b11b44d55c58f0c2e8d14fa5ace58670d8c806b09d6570c629.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2708
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\fb9634f7f285e1b11b44d55c58f0c2e8d14fa5ace58670d8c806b09d6570c629.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3964
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:8

Network

        MITRE ATT&CK Enterprise v6

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