Analysis

  • max time kernel
    137s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 20:46

General

  • Target

    c9456c1ae1804f9e6319ad4b7074113d4bfd0ded93843be691713fbb31f89beb.exe

  • Size

    89KB

  • MD5

    3759833848a8cd424bf973d66e983e91

  • SHA1

    d7974cbdae58b3fd72db335d53793713ec921c07

  • SHA256

    c9456c1ae1804f9e6319ad4b7074113d4bfd0ded93843be691713fbb31f89beb

  • SHA512

    2f133ec1e84dc71762e8bfcd40df10b9b8811073047014b8e59450885ae71300ac15d001eaecf5bcb35a704a780158546d497bbaf594b462af177842b9a2cf3d

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\c9456c1ae1804f9e6319ad4b7074113d4bfd0ded93843be691713fbb31f89beb.exe
    "C:\Users\Admin\AppData\Local\Temp\c9456c1ae1804f9e6319ad4b7074113d4bfd0ded93843be691713fbb31f89beb.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3912
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:652
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c9456c1ae1804f9e6319ad4b7074113d4bfd0ded93843be691713fbb31f89beb.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4056
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1824

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    f0babe1ced61757115da37fbddc5fa68

    SHA1

    ae4a6f9f48937f0dd171c4b520cab053d28030d6

    SHA256

    cb707cc51d6206cd265addd7b494de5e307116d3410e17d707b503597ed5569c

    SHA512

    15d2e60ec261c8bd3626bfdbf76287c64559209a1e40feaf4a680781378994c421d90e2a3628eff46abe7aa678ae022b3ed52c637700da7c7b2409cfff4b1645

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

    MD5

    f0babe1ced61757115da37fbddc5fa68

    SHA1

    ae4a6f9f48937f0dd171c4b520cab053d28030d6

    SHA256

    cb707cc51d6206cd265addd7b494de5e307116d3410e17d707b503597ed5569c

    SHA512

    15d2e60ec261c8bd3626bfdbf76287c64559209a1e40feaf4a680781378994c421d90e2a3628eff46abe7aa678ae022b3ed52c637700da7c7b2409cfff4b1645