Analysis

  • max time kernel
    137s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 09:22

General

  • Target

    0a447c43387c247e6d7a318a57dc4d1add02419eac0c72fd552aad84bba397b1.exe

  • Size

    216KB

  • MD5

    31313ea53bdda3f94de8047663d5d404

  • SHA1

    d46b0650e2e74a8cce92de37d9981964459b152d

  • SHA256

    0a447c43387c247e6d7a318a57dc4d1add02419eac0c72fd552aad84bba397b1

  • SHA512

    79a719a05ef29a35d99625c94b0b33b92c764d094b725e278f282d9a742f12160c931b006d5fba5c19ecebfa485cad09a4a2ac681b1ccb1ca35ab642de574c56

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\0a447c43387c247e6d7a318a57dc4d1add02419eac0c72fd552aad84bba397b1.exe
    "C:\Users\Admin\AppData\Local\Temp\0a447c43387c247e6d7a318a57dc4d1add02419eac0c72fd552aad84bba397b1.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1668
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a447c43387c247e6d7a318a57dc4d1add02419eac0c72fd552aad84bba397b1.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1292

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    7be9d6f77ccd7767d70ad2dba3206d15

    SHA1

    9016d54aa32b09c1c87c59aa43bffa1e4408276e

    SHA256

    46db793f4221fcef2d15935b834c54c9ca76cb6db43cb9a290bdb8b228430b21

    SHA512

    209f634a0ab89bd89cee42ee19ffd29aec01ce96b474e9429678954d9a7b072c24b28b0f2c559c9b25569a80ae316fc5aed8e67a8ad05cb20719874aa0e7b1be

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

    7be9d6f77ccd7767d70ad2dba3206d15

    SHA1

    9016d54aa32b09c1c87c59aa43bffa1e4408276e

    SHA256

    46db793f4221fcef2d15935b834c54c9ca76cb6db43cb9a290bdb8b228430b21

    SHA512

    209f634a0ab89bd89cee42ee19ffd29aec01ce96b474e9429678954d9a7b072c24b28b0f2c559c9b25569a80ae316fc5aed8e67a8ad05cb20719874aa0e7b1be

  • memory/960-55-0x0000000076921000-0x0000000076923000-memory.dmp
    Filesize

    8KB

  • memory/960-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1668-60-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB