Analysis

  • max time kernel
    137s
  • max time network
    167s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 20:12

General

  • Target

    1dbda372f4da9f5b8cfaba99e690b731795ca461c278a7cc38ebf56751052dbf.exe

  • Size

    89KB

  • MD5

    42d3e38db9f1d26f82ef47f0a0ec0499

  • SHA1

    f327e89a2a25415b1f2edd7b53443ae7ab9ba3a4

  • SHA256

    1dbda372f4da9f5b8cfaba99e690b731795ca461c278a7cc38ebf56751052dbf

  • SHA512

    d05f15a783e02fe1d7c1b40fec6a44e8bdfcdd427484c279799e114fb165de2c31170b4871ef9da51bf8a07ef2bc48f14120ef54379e6567dcef5f6b7324caae

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\1dbda372f4da9f5b8cfaba99e690b731795ca461c278a7cc38ebf56751052dbf.exe
    "C:\Users\Admin\AppData\Local\Temp\1dbda372f4da9f5b8cfaba99e690b731795ca461c278a7cc38ebf56751052dbf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2300
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1dbda372f4da9f5b8cfaba99e690b731795ca461c278a7cc38ebf56751052dbf.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3964
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2496

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    68d5fd87fcc93792ba1f8b50d3317337

    SHA1

    1053d2f06935ebc3e9b73fb9e499057e36435fc9

    SHA256

    2ef23dae5bf794d86263a49311a386ca88e5f6435c9fad6aad3f6501b71a2eaf

    SHA512

    ea9421de418ec2ca2ea2d018dc6ffce46ab4836a5c47f2e3a65f44abc5ba0bb780321a35f819cd038785b2391bccae38f68bb6e034977525e4b034c650ab6384

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

    MD5

    68d5fd87fcc93792ba1f8b50d3317337

    SHA1

    1053d2f06935ebc3e9b73fb9e499057e36435fc9

    SHA256

    2ef23dae5bf794d86263a49311a386ca88e5f6435c9fad6aad3f6501b71a2eaf

    SHA512

    ea9421de418ec2ca2ea2d018dc6ffce46ab4836a5c47f2e3a65f44abc5ba0bb780321a35f819cd038785b2391bccae38f68bb6e034977525e4b034c650ab6384