Analysis

  • max time kernel
    139s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 09:37

General

  • Target

    097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe

  • Size

    150KB

  • MD5

    0e13dc38a1c254d86971d44ff82cc093

  • SHA1

    504bd1053f805bcecea0ba4e1ea7ed2b3ab37e61

  • SHA256

    097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391

  • SHA512

    9bc7daf8ed4d4268832aaf4e29b5ed4c4d0208a5bf9a585f4524bff4f4973eff9456719b8b7cf333ddd25ac661558a181008f946e7d09f2c47d57057020d834f

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
  • Deletes itself 1 IoCs
  • Loads dropped DLL 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe
    "C:\Users\Admin\AppData\Local\Temp\097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:744
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\097a8ed90afb8dedc7b13388ea4d52575bbe7ed205a47404e0b2f8da7517c391.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1324
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1992

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    09eeb6b0d35ee625c6f101105a6e21f1

    SHA1

    4d26ca23c2f1d27386804893388fb1e80e53a57a

    SHA256

    ed86f73692ac70b92010170999c2a6ea15aa747c82dea44930b18a8415073cba

    SHA512

    41fffb69f445374310815a5dc168ea20ba126d62d0afc3007722e8c2e144e6d51af743f18a5e6f60f95ab0dbaee4654225033f6da836cae25b2e0921a159039f

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    09eeb6b0d35ee625c6f101105a6e21f1

    SHA1

    4d26ca23c2f1d27386804893388fb1e80e53a57a

    SHA256

    ed86f73692ac70b92010170999c2a6ea15aa747c82dea44930b18a8415073cba

    SHA512

    41fffb69f445374310815a5dc168ea20ba126d62d0afc3007722e8c2e144e6d51af743f18a5e6f60f95ab0dbaee4654225033f6da836cae25b2e0921a159039f

  • memory/1084-54-0x0000000075341000-0x0000000075343000-memory.dmp
    Filesize

    8KB