Analysis

  • max time kernel
    154s
  • max time network
    175s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:02

General

  • Target

    13d0a03d511016861dd1a509031b3c1d8ba9abd6da50ce8dfc264ab22db6f998.exe

  • Size

    151KB

  • MD5

    cd42d1ed96b99ef5078d6a6873afdf48

  • SHA1

    07b8d9524b57bf36d6fc0e736331e3aa9346adc4

  • SHA256

    13d0a03d511016861dd1a509031b3c1d8ba9abd6da50ce8dfc264ab22db6f998

  • SHA512

    889528a8216210d11a8157a2459e89300f12fbb7664f1e85ddc132b1797066133a2215a29793be85b73c00546eddcc9fc259b0e1ba0c9ec57fce323642be458f

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 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\13d0a03d511016861dd1a509031b3c1d8ba9abd6da50ce8dfc264ab22db6f998.exe
    "C:\Users\Admin\AppData\Local\Temp\13d0a03d511016861dd1a509031b3c1d8ba9abd6da50ce8dfc264ab22db6f998.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1484
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13d0a03d511016861dd1a509031b3c1d8ba9abd6da50ce8dfc264ab22db6f998.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1016

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    42e37a1672e3a25bfc787d4b0eca941c

    SHA1

    6ca1f9dd245c2be04ea3800fb51264740ec6cc59

    SHA256

    2774996ce0a58eec3daefce4d9d5c5f50965033a1129f9645ce8b7be48719002

    SHA512

    37a57b524399c41a9036e65d2a7055ffdea84fa813bdc59ad3dcfab082df320e43903eaf71c51c92dd938a5c68f8ba9758bbcadd1cad055826829ddd6d2ce1a3

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

    MD5

    42e37a1672e3a25bfc787d4b0eca941c

    SHA1

    6ca1f9dd245c2be04ea3800fb51264740ec6cc59

    SHA256

    2774996ce0a58eec3daefce4d9d5c5f50965033a1129f9645ce8b7be48719002

    SHA512

    37a57b524399c41a9036e65d2a7055ffdea84fa813bdc59ad3dcfab082df320e43903eaf71c51c92dd938a5c68f8ba9758bbcadd1cad055826829ddd6d2ce1a3

  • memory/1972-55-0x0000000074B21000-0x0000000074B23000-memory.dmp

    Filesize

    8KB