Analysis

  • max time kernel
    134s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-01-2022 23:59

General

  • Target

    565b480e76c25f91d6762d5dcbfd4a9a2e8b6775ee50c9e2aa0682bdc1950594.exe

  • Size

    89KB

  • MD5

    f5b9862f2d508c57b81fbaaad91030f4

  • SHA1

    400b5d4cd225e35b9199b0da33cb7e5b4c729e5c

  • SHA256

    565b480e76c25f91d6762d5dcbfd4a9a2e8b6775ee50c9e2aa0682bdc1950594

  • SHA512

    f13bcf6118616c00501b2ccdd8c238241feb925b3a7ab46a5470e77f67f7080c0fbc813236dc97ef5b1f2da389d61502b7e0ee09b7a1fb0acf278a17f758d491

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\565b480e76c25f91d6762d5dcbfd4a9a2e8b6775ee50c9e2aa0682bdc1950594.exe
    "C:\Users\Admin\AppData\Local\Temp\565b480e76c25f91d6762d5dcbfd4a9a2e8b6775ee50c9e2aa0682bdc1950594.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2188
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2468
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\565b480e76c25f91d6762d5dcbfd4a9a2e8b6775ee50c9e2aa0682bdc1950594.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3744
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1156

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    2615e5e63ea7e9ff917ad18bc4d92465

    SHA1

    5404299e82f5ec207c2004d1bc275f01847369da

    SHA256

    f930b0e8635c999c7b09a18db64eb442052e1c1584c2d2d2b4df4008cfda63e3

    SHA512

    b11d08023986eb84f8f75a4dd2a6211bb3a2763f7972e829e72f7c70931b6ffcad6c69e70cdfbce6c3c51c2794a3063f40d49a0f3ba7c4df67482eaf47767fbf

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

    MD5

    2615e5e63ea7e9ff917ad18bc4d92465

    SHA1

    5404299e82f5ec207c2004d1bc275f01847369da

    SHA256

    f930b0e8635c999c7b09a18db64eb442052e1c1584c2d2d2b4df4008cfda63e3

    SHA512

    b11d08023986eb84f8f75a4dd2a6211bb3a2763f7972e829e72f7c70931b6ffcad6c69e70cdfbce6c3c51c2794a3063f40d49a0f3ba7c4df67482eaf47767fbf