Analysis

  • max time kernel
    123s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 22:50

General

  • Target

    690d93dc31bd580bac73371ac8ed27286b5684a5d8f62ffdcdba81bb47891463.exe

  • Size

    79KB

  • MD5

    aeed29398ceb645213cf639a9f80367c

  • SHA1

    39951d5594d314aace6191e491c8dbaa2c2d69b3

  • SHA256

    690d93dc31bd580bac73371ac8ed27286b5684a5d8f62ffdcdba81bb47891463

  • SHA512

    32ab9527e1795a002c223c3b74d2aaaac822579cf3b251be46fb46ead25f9fd45a25010f6775592fa961a12486faf2d7a029e0ea3d72d3a51bd5de9ce8c39ebc

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\690d93dc31bd580bac73371ac8ed27286b5684a5d8f62ffdcdba81bb47891463.exe
    "C:\Users\Admin\AppData\Local\Temp\690d93dc31bd580bac73371ac8ed27286b5684a5d8f62ffdcdba81bb47891463.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3408
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:4100
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\690d93dc31bd580bac73371ac8ed27286b5684a5d8f62ffdcdba81bb47891463.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4404
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4308

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    3eb18658ebbfc22f97bfef9616ff5b46

    SHA1

    4c545d5aca62dfec62ce9619b218c47b1cc83338

    SHA256

    2fa5b8c6a581b3ace66082a35f43760e9ee26093877fcf819edb58bd8f7a915f

    SHA512

    b36b94a32605d0c8f74a8eee221b7e132140c175725c9a823716c81ac7f28a3b7b59931a61421331ddd41ec7618241799e536c2518ebcae8b0119ddb974397fc

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

    MD5

    3eb18658ebbfc22f97bfef9616ff5b46

    SHA1

    4c545d5aca62dfec62ce9619b218c47b1cc83338

    SHA256

    2fa5b8c6a581b3ace66082a35f43760e9ee26093877fcf819edb58bd8f7a915f

    SHA512

    b36b94a32605d0c8f74a8eee221b7e132140c175725c9a823716c81ac7f28a3b7b59931a61421331ddd41ec7618241799e536c2518ebcae8b0119ddb974397fc