Analysis

  • max time kernel
    161s
  • max time network
    172s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:52

General

  • Target

    169ae80aef6265c217d753ef68cdea954721fd82ce0ec1447e90b312723e7a5b.exe

  • Size

    176KB

  • MD5

    422d367bd99852ad5c97ddb76e2c6a95

  • SHA1

    afb30736b214a7b8369b1e74a49b6e29a567d4da

  • SHA256

    169ae80aef6265c217d753ef68cdea954721fd82ce0ec1447e90b312723e7a5b

  • SHA512

    157d65691d95a0534c2984b56f5a3df9c0a3325d886e1ef134e36d2f34e07ebd8be380402ae467a90ddd42ed4608c76811f02290c6491aa454e3fe5ff69f43fb

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 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 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\169ae80aef6265c217d753ef68cdea954721fd82ce0ec1447e90b312723e7a5b.exe
    "C:\Users\Admin\AppData\Local\Temp\169ae80aef6265c217d753ef68cdea954721fd82ce0ec1447e90b312723e7a5b.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:648
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\169ae80aef6265c217d753ef68cdea954721fd82ce0ec1447e90b312723e7a5b.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1188
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1200

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    fcce0413ff9cfa1d17e32bd19e171cf4

    SHA1

    fef86134e354921c6e4bb910c462ce85431cfcae

    SHA256

    6aa3926a09466fafa73940b937c0c0f77f4d594af72050109c0fffa8d748635a

    SHA512

    c01df78b4356249e4aefe806e33b5e577d57e058d392d05ad7b996552a7c5011b51e2491cdaa3d9faeff82f9835d17655a854ecf3e4f51975ca49aa5c7f5a396

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

    MD5

    fcce0413ff9cfa1d17e32bd19e171cf4

    SHA1

    fef86134e354921c6e4bb910c462ce85431cfcae

    SHA256

    6aa3926a09466fafa73940b937c0c0f77f4d594af72050109c0fffa8d748635a

    SHA512

    c01df78b4356249e4aefe806e33b5e577d57e058d392d05ad7b996552a7c5011b51e2491cdaa3d9faeff82f9835d17655a854ecf3e4f51975ca49aa5c7f5a396

  • memory/648-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1212-54-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

    Filesize

    8KB

  • memory/1212-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB