Analysis

  • max time kernel
    149s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 11:14

General

  • Target

    04eda4f3e4e7a8319062a82501d7428683858f6473f49240fe65a75310b7e2ab.exe

  • Size

    216KB

  • MD5

    419055ad9faf61697088b7b6d57375a8

  • SHA1

    19732407915520838b827d3ec45560d24322bd97

  • SHA256

    04eda4f3e4e7a8319062a82501d7428683858f6473f49240fe65a75310b7e2ab

  • SHA512

    c185a7a1e0a1e611d394717e14bc985620119b60baff4b2fb1e440f04e546048236bc3c1adf265d751d36fd49bdd4cb2b01fa730091edaa84c42fa6ceea64789

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\04eda4f3e4e7a8319062a82501d7428683858f6473f49240fe65a75310b7e2ab.exe
    "C:\Users\Admin\AppData\Local\Temp\04eda4f3e4e7a8319062a82501d7428683858f6473f49240fe65a75310b7e2ab.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1656
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04eda4f3e4e7a8319062a82501d7428683858f6473f49240fe65a75310b7e2ab.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1768
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:364

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    4c85feca790459973915ac70f5c54c74

    SHA1

    95740e54730ec714cf126915f139aac755cc6e6f

    SHA256

    d217e99fa62b37b2188963387cccbd26cdf400464279fd9fa7c9ada2ac399ab4

    SHA512

    5c6fde29fd1d1825d27849dd87d9046f4543fb759051821f836720882a255635ff91a0d228afa1b330358030074ea6f9873e511ddb2197d1836147e3e3a6b2e6

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    4c85feca790459973915ac70f5c54c74

    SHA1

    95740e54730ec714cf126915f139aac755cc6e6f

    SHA256

    d217e99fa62b37b2188963387cccbd26cdf400464279fd9fa7c9ada2ac399ab4

    SHA512

    5c6fde29fd1d1825d27849dd87d9046f4543fb759051821f836720882a255635ff91a0d228afa1b330358030074ea6f9873e511ddb2197d1836147e3e3a6b2e6

  • memory/1488-54-0x0000000075D51000-0x0000000075D53000-memory.dmp
    Filesize

    8KB

  • memory/1488-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1656-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB