Analysis

  • max time kernel
    139s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 18:14

General

  • Target

    ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe

  • Size

    89KB

  • MD5

    5ff5916c9f7c593d1d589c97c571b45a

  • SHA1

    9d65a6cd35f8aacdf0965a3c4c1e609fefd97157

  • SHA256

    ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6

  • SHA512

    c59be83ada047f3742ee87900516d5f66863a16139b6f39cfc266b62b763b8a9defabff2120ad880b43d6efb6de804b2d417fd0d29a92a64157dc1e7034f4633

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\ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe
    "C:\Users\Admin\AppData\Local\Temp\ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3836
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3812
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ad382c5acb55890cb0f62880897b5b25455d8f0d30bf2985bdc2ac04f6f85ce6.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1396
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:3844

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    a5554e0958200f05dcc7d0b1aeebf301

    SHA1

    c8f99a96a15401bf9be3c3ece3bac21113077eb8

    SHA256

    b08dbb58c04dc49cc0b936e7c7e4be01da2674d0d7d6ac30ea388ca96cc7bfde

    SHA512

    a386a1a072493b8f749774f7a9259cc0f2e0fdf7f3cabb9be1e7bfdbe8e5e0fab1cdc48c652866c7cdc334014aead41d53985ee68a0c78185a90b8cceeba2527

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

    MD5

    a5554e0958200f05dcc7d0b1aeebf301

    SHA1

    c8f99a96a15401bf9be3c3ece3bac21113077eb8

    SHA256

    b08dbb58c04dc49cc0b936e7c7e4be01da2674d0d7d6ac30ea388ca96cc7bfde

    SHA512

    a386a1a072493b8f749774f7a9259cc0f2e0fdf7f3cabb9be1e7bfdbe8e5e0fab1cdc48c652866c7cdc334014aead41d53985ee68a0c78185a90b8cceeba2527