Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:35

General

  • Target

    1514a81c2bfb48089b44c395addad629a73756ecc00fe01ae4af078d18044ff9.exe

  • Size

    150KB

  • MD5

    00e9fcdb6930e32f956221b629c4a1ba

  • SHA1

    31739624b0f87d4fca8d79a761cbb0d59d6370c2

  • SHA256

    1514a81c2bfb48089b44c395addad629a73756ecc00fe01ae4af078d18044ff9

  • SHA512

    0efab9d141ddeac5b9aa7a688c2580b6918a08d18e7cd8b3203a18ebb9e1d0bac7e530f4fc7a63195863cfbdc138c09e1e8f94ab2c6440dded57054b87e7834a

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\1514a81c2bfb48089b44c395addad629a73756ecc00fe01ae4af078d18044ff9.exe
    "C:\Users\Admin\AppData\Local\Temp\1514a81c2bfb48089b44c395addad629a73756ecc00fe01ae4af078d18044ff9.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:808
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1514a81c2bfb48089b44c395addad629a73756ecc00fe01ae4af078d18044ff9.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:292
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1620

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    67ee607bc808ceb63b8a54b5822d5ea4

    SHA1

    2bbecdc34de8fa5eb9657d97962af781c27b7233

    SHA256

    318a717e17dd48d4b1620f4e81358797db4a1d136667d4395097f64d7d355103

    SHA512

    83d0763edc54a7f813f15812f8710dc3a0504d35a7081375718221c996c734bb16b7d196fad18be3e4a43c952b2f018a8b541660a4aae3a8b3b7ed55ab4012ef

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

    MD5

    67ee607bc808ceb63b8a54b5822d5ea4

    SHA1

    2bbecdc34de8fa5eb9657d97962af781c27b7233

    SHA256

    318a717e17dd48d4b1620f4e81358797db4a1d136667d4395097f64d7d355103

    SHA512

    83d0763edc54a7f813f15812f8710dc3a0504d35a7081375718221c996c734bb16b7d196fad18be3e4a43c952b2f018a8b541660a4aae3a8b3b7ed55ab4012ef

  • memory/1580-54-0x00000000754B1000-0x00000000754B3000-memory.dmp

    Filesize

    8KB