Analysis

  • max time kernel
    139s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 10:48

General

  • Target

    06179cd17e85950d3fe6215b2fe04e18c588c01d018be4c8be0be5a7c7fc9060.exe

  • Size

    92KB

  • MD5

    da3a7fd82351372154a19872271ce9f5

  • SHA1

    6dce529247d7835f15a032968c0e3c852383c022

  • SHA256

    06179cd17e85950d3fe6215b2fe04e18c588c01d018be4c8be0be5a7c7fc9060

  • SHA512

    171104eab69f4ae64e7a52bd50ff5be8eb99b5af9090f88a55d4ed57dc29c072a73fd6ca53b6ac0b3920c907ea7af64bdbc5b19651a348978f7e56f940743014

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\06179cd17e85950d3fe6215b2fe04e18c588c01d018be4c8be0be5a7c7fc9060.exe
    "C:\Users\Admin\AppData\Local\Temp\06179cd17e85950d3fe6215b2fe04e18c588c01d018be4c8be0be5a7c7fc9060.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1492
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\06179cd17e85950d3fe6215b2fe04e18c588c01d018be4c8be0be5a7c7fc9060.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1556
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:824

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    7744e44c4f2d84af28c53f5ddbfe992f

    SHA1

    8a3f7e9ac98ff3655d0d1c5c0a6a6b8590cb5b15

    SHA256

    0684359db96594b32d4b0bc0c738ecacfd39141acbea7f0165ece4d8d1f82fdc

    SHA512

    b09eb28bfb8aa1cf0fd7d6b86a2934c5652d17eb955884cede59cfd5d85468cc6b7de986768f35794e5403b9fe7cd3a0a44443d1cc3e1f4b88bb849680d67e6d

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

    7744e44c4f2d84af28c53f5ddbfe992f

    SHA1

    8a3f7e9ac98ff3655d0d1c5c0a6a6b8590cb5b15

    SHA256

    0684359db96594b32d4b0bc0c738ecacfd39141acbea7f0165ece4d8d1f82fdc

    SHA512

    b09eb28bfb8aa1cf0fd7d6b86a2934c5652d17eb955884cede59cfd5d85468cc6b7de986768f35794e5403b9fe7cd3a0a44443d1cc3e1f4b88bb849680d67e6d

  • memory/1412-55-0x0000000076851000-0x0000000076853000-memory.dmp
    Filesize

    8KB