Analysis

  • max time kernel
    164s
  • max time network
    176s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 19:40

General

  • Target

    8a955b35c86e3bfc05ca6654723179d766ad6960ecb8e768abd1f56c24102d78.exe

  • Size

    89KB

  • MD5

    492c59bddbcbe7cbd2f932655181fb08

  • SHA1

    93229172020b93a506549d505148b5c9e80d643b

  • SHA256

    8a955b35c86e3bfc05ca6654723179d766ad6960ecb8e768abd1f56c24102d78

  • SHA512

    03591f35373f1a42fd2db8bd6da119e1cb06118820ee4113f23458b6efad30580427688b3af43657b51b74b7411c72245188a6e77cbc72b6a6782c73d94a50e3

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\8a955b35c86e3bfc05ca6654723179d766ad6960ecb8e768abd1f56c24102d78.exe
    "C:\Users\Admin\AppData\Local\Temp\8a955b35c86e3bfc05ca6654723179d766ad6960ecb8e768abd1f56c24102d78.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:920
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8a955b35c86e3bfc05ca6654723179d766ad6960ecb8e768abd1f56c24102d78.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1824
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3412

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    ce50d34f334c16af30561adca2d80946

    SHA1

    8733f8701b366d34b13ae7a35f6d161bfb8c0091

    SHA256

    f54ebe9db94469f1833052f671cd0f503605357aa650918f0284a399e9de204d

    SHA512

    c272febf67b7dc7a2b50a4323a9eb1b20ee3a675181d818b7ee661a4792669a87b0bf69bcdeb4a7cf50696a3416dfc13e54428231c99dca8f3372f81f8bd2c7e

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

    MD5

    ce50d34f334c16af30561adca2d80946

    SHA1

    8733f8701b366d34b13ae7a35f6d161bfb8c0091

    SHA256

    f54ebe9db94469f1833052f671cd0f503605357aa650918f0284a399e9de204d

    SHA512

    c272febf67b7dc7a2b50a4323a9eb1b20ee3a675181d818b7ee661a4792669a87b0bf69bcdeb4a7cf50696a3416dfc13e54428231c99dca8f3372f81f8bd2c7e