Analysis

  • max time kernel
    170s
  • max time network
    184s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 19:21

General

  • Target

    11deda004de4cb1a69215da8728adad5d3db60840340e98448bd1a60f3362d25.exe

  • Size

    92KB

  • MD5

    4e239b731a0f1dbf26b503d5e2a81514

  • SHA1

    014e7adb9db94633b92b21f8ef60edcb25eaa2ee

  • SHA256

    11deda004de4cb1a69215da8728adad5d3db60840340e98448bd1a60f3362d25

  • SHA512

    57e2dac98cc30e35e083e715700025957bcacac113c97475fcf9c26a7ca2aaa84a5a7cb3b3b148d169e54740d2f8e150c6894750263dbf365e802a04607c12fe

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • 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\11deda004de4cb1a69215da8728adad5d3db60840340e98448bd1a60f3362d25.exe
    "C:\Users\Admin\AppData\Local\Temp\11deda004de4cb1a69215da8728adad5d3db60840340e98448bd1a60f3362d25.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:788
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      PID:4024
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11deda004de4cb1a69215da8728adad5d3db60840340e98448bd1a60f3362d25.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4312
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4184

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    8d5101c21d755a19eb2912814f50c590

    SHA1

    5a14e87c0f9e462e4ad58a27956b30dd061c53b9

    SHA256

    4ffbe513d5c6fb650caa2bbcdb2cfc18cdc332c3e9579c93b0cb2557cf6e7907

    SHA512

    4d05281fc75118fc27b226d10c2a8d7ca9d928b385927c9d0c085e1658cd35bf8fecef32523d0f4de9334b667ec86176be40c809577de9c6ca9b593bbcc10581

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

    MD5

    8d5101c21d755a19eb2912814f50c590

    SHA1

    5a14e87c0f9e462e4ad58a27956b30dd061c53b9

    SHA256

    4ffbe513d5c6fb650caa2bbcdb2cfc18cdc332c3e9579c93b0cb2557cf6e7907

    SHA512

    4d05281fc75118fc27b226d10c2a8d7ca9d928b385927c9d0c085e1658cd35bf8fecef32523d0f4de9334b667ec86176be40c809577de9c6ca9b593bbcc10581