Analysis

  • max time kernel
    126s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 09:18

General

  • Target

    0a7716f1181b101b8796a6b4dea2fee17b815378939afae70f1f71626ef9935d.exe

  • Size

    92KB

  • MD5

    08899e9f590078050999c75c94a6878b

  • SHA1

    92c981a580c64e8cfe4f73dd64c242de8306cf91

  • SHA256

    0a7716f1181b101b8796a6b4dea2fee17b815378939afae70f1f71626ef9935d

  • SHA512

    b54bf9e4f40c3a480c58df87148b80924a8ea70bba080a8b67f7f0c8f4d67cca4397678566bf0d5a1d75d680e714c1fd5785fb5055c705584debed074df9d9b8

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\0a7716f1181b101b8796a6b4dea2fee17b815378939afae70f1f71626ef9935d.exe
    "C:\Users\Admin\AppData\Local\Temp\0a7716f1181b101b8796a6b4dea2fee17b815378939afae70f1f71626ef9935d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:316
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a7716f1181b101b8796a6b4dea2fee17b815378939afae70f1f71626ef9935d.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1116

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    cb1417f791d2ea268a697c622abe7d50

    SHA1

    71308b5c40e7d33090e9b5aa281ce3756cb272ae

    SHA256

    2400d36404b7f4430125cc75c1986abc6d44fe807323f2c74a424c6e040159ac

    SHA512

    c3af48f252aff766017584b5e469f7381243165a5827ea36a7c021deb7d79b8d9e0748fc9b72c1d422bcf8279862da4d80598407ecd585a91f2df0aac8e7ab0c

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

    cb1417f791d2ea268a697c622abe7d50

    SHA1

    71308b5c40e7d33090e9b5aa281ce3756cb272ae

    SHA256

    2400d36404b7f4430125cc75c1986abc6d44fe807323f2c74a424c6e040159ac

    SHA512

    c3af48f252aff766017584b5e469f7381243165a5827ea36a7c021deb7d79b8d9e0748fc9b72c1d422bcf8279862da4d80598407ecd585a91f2df0aac8e7ab0c

  • memory/1648-54-0x0000000076451000-0x0000000076453000-memory.dmp
    Filesize

    8KB