Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 06:21

General

  • Target

    10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe

  • Size

    150KB

  • MD5

    229b4e40ffdb56410526ae262e51cea2

  • SHA1

    6256e0d1021a58b2c9b501e19df05446f5f5912c

  • SHA256

    10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16

  • SHA512

    6fb5725d1cfc15386e343d4a1f0cdd48490a6ce9b3587a598c0fa1a81a2fe7aa964f6610935eb741ad93bbf830518cf869a456d17321fa2198ef67a10e2a7250

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\10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe
    "C:\Users\Admin\AppData\Local\Temp\10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:856
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1848
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10364a70c6cb32beb24f4acff1a44f49bef7f6375da681788effbec877ed1c16.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:396
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2020

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    6899d7eeddaee3af7ed6aa4ff2b0898d

    SHA1

    03049199115e6125b945b13b4afd24d6996c0be1

    SHA256

    ef83c7e698a91e1108e46d2eab9b7af978c52dc836922b672407eb7c6f7bb747

    SHA512

    f9737362a34551275c2b21bd989f726d70c89cf62797989407d5f7d174d438de6cf6cdd09d05849482d8f9d15d716929c685797fde68f641ff7dd9dff3e649a6

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

    MD5

    6899d7eeddaee3af7ed6aa4ff2b0898d

    SHA1

    03049199115e6125b945b13b4afd24d6996c0be1

    SHA256

    ef83c7e698a91e1108e46d2eab9b7af978c52dc836922b672407eb7c6f7bb747

    SHA512

    f9737362a34551275c2b21bd989f726d70c89cf62797989407d5f7d174d438de6cf6cdd09d05849482d8f9d15d716929c685797fde68f641ff7dd9dff3e649a6

  • memory/856-54-0x0000000075891000-0x0000000075893000-memory.dmp

    Filesize

    8KB