Analysis

  • max time kernel
    134s
  • max time network
    190s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    21-01-2022 23:54

General

  • Target

    e49c193214ddac4e3754a1818d322ad648614f7258504357335148857d0fdcb0.exe

  • Size

    92KB

  • MD5

    fbd85dad36fe13d46eaca7d7f2d50b0b

  • SHA1

    ebcd3b4728151786661eab9640b6cb83665cf10b

  • SHA256

    e49c193214ddac4e3754a1818d322ad648614f7258504357335148857d0fdcb0

  • SHA512

    572b67083fe5060ea643d710b80ca0a3210827e5de81bdda8973eabafeef015598ea9da220ac24deebe59a607ae83162f714a9f828dee75b9767e4c69eb2ff02

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\e49c193214ddac4e3754a1818d322ad648614f7258504357335148857d0fdcb0.exe
    "C:\Users\Admin\AppData\Local\Temp\e49c193214ddac4e3754a1818d322ad648614f7258504357335148857d0fdcb0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      PID:3020
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\e49c193214ddac4e3754a1818d322ad648614f7258504357335148857d0fdcb0.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1580
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2768

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    72ef80f6b0c1a47d31c484a70102da6d

    SHA1

    7bb39695b3725405cbc15d4f2d619b95785e9f3c

    SHA256

    005163f5ad610630788d4227b9ac99574c38951f55ec8a8ff22c1e3b2c7706a0

    SHA512

    9c6e95f7caa6219cbeb940b920d79f83da33f17f438d98c8d50435d0daa2dd86bd016476b2ac6ad01eff32e319e3dc59c626055199700d5aab2474033c1e3b89

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

    MD5

    72ef80f6b0c1a47d31c484a70102da6d

    SHA1

    7bb39695b3725405cbc15d4f2d619b95785e9f3c

    SHA256

    005163f5ad610630788d4227b9ac99574c38951f55ec8a8ff22c1e3b2c7706a0

    SHA512

    9c6e95f7caa6219cbeb940b920d79f83da33f17f438d98c8d50435d0daa2dd86bd016476b2ac6ad01eff32e319e3dc59c626055199700d5aab2474033c1e3b89