Analysis

  • max time kernel
    142s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:37

General

  • Target

    15003f8f0fe8f9199b33059a7a414dad3b18a0424ca283e161d652f9e091fbd8.exe

  • Size

    200KB

  • MD5

    befaf5d42281f92b4159e60afed3ef28

  • SHA1

    f782a943a002f2a8b1708035f2137898753efaf5

  • SHA256

    15003f8f0fe8f9199b33059a7a414dad3b18a0424ca283e161d652f9e091fbd8

  • SHA512

    18ae24ed070e22c4895642c87a756fb8896294fa027cbe483adc924c505b92c0bc84bda40197a68b75d7c9802a7f539f45b562416d6701964f7bf97eb54f1c5a

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • 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\15003f8f0fe8f9199b33059a7a414dad3b18a0424ca283e161d652f9e091fbd8.exe
    "C:\Users\Admin\AppData\Local\Temp\15003f8f0fe8f9199b33059a7a414dad3b18a0424ca283e161d652f9e091fbd8.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1316
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15003f8f0fe8f9199b33059a7a414dad3b18a0424ca283e161d652f9e091fbd8.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1516
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:944

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    58463149406a403078e5d012df971b29

    SHA1

    f22adddb593a2cde4fa6a4e1c516aa944c7b82f8

    SHA256

    973b8fbfdc5f3a1ecb73d273f889ad43b49e859d9876c8f487b8bdf066278495

    SHA512

    fd234b2d585a7fe37686958c6eaf3393e7cc57e1f918183fcf92c705dea5ac6c6d77f621c2ae4de564cde34d98289ade74a6a2e3027ea73b8be582163064ce3a

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

    MD5

    58463149406a403078e5d012df971b29

    SHA1

    f22adddb593a2cde4fa6a4e1c516aa944c7b82f8

    SHA256

    973b8fbfdc5f3a1ecb73d273f889ad43b49e859d9876c8f487b8bdf066278495

    SHA512

    fd234b2d585a7fe37686958c6eaf3393e7cc57e1f918183fcf92c705dea5ac6c6d77f621c2ae4de564cde34d98289ade74a6a2e3027ea73b8be582163064ce3a

  • memory/1316-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1600-55-0x0000000075801000-0x0000000075803000-memory.dmp

    Filesize

    8KB

  • memory/1600-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB