Analysis

  • max time kernel
    140s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 06:15

General

  • Target

    107d723151c6039c0bf8417779a88b1250c1bf122a14602d4f03739eeb2cc332.exe

  • Size

    220KB

  • MD5

    267f0107dfd5deea4187a79dbe3676f0

  • SHA1

    838d9d2d285c90cbcdc9dca3583d8e2491680af0

  • SHA256

    107d723151c6039c0bf8417779a88b1250c1bf122a14602d4f03739eeb2cc332

  • SHA512

    6b8ec8d0865a375407e98a99fbd2d045de1fbc5b9d79b41e63ed19e28cba9d5ed6e8690d019855199452b8c80760f3e7ecdd3c1268ad2f5f105b209031640b7d

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • 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\107d723151c6039c0bf8417779a88b1250c1bf122a14602d4f03739eeb2cc332.exe
    "C:\Users\Admin\AppData\Local\Temp\107d723151c6039c0bf8417779a88b1250c1bf122a14602d4f03739eeb2cc332.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1892
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\107d723151c6039c0bf8417779a88b1250c1bf122a14602d4f03739eeb2cc332.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1836
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1640

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    0995339b98937fa13c71ca49aa047d35

    SHA1

    cc617c1568b97288ffdb7b30750b60160857481f

    SHA256

    28e9a94210ed1eb516b374eff04aa5aefcb57c73588566b92eede50ee5e204a7

    SHA512

    d71fea4de587bfdeb053ac540fce2a3ce0ee26b7bf2cc8b3119217af4d72c8279fbc1f03137ead5de801a3676c346a102bf5eb229d25327d42e6c03582d802f0

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

    MD5

    0995339b98937fa13c71ca49aa047d35

    SHA1

    cc617c1568b97288ffdb7b30750b60160857481f

    SHA256

    28e9a94210ed1eb516b374eff04aa5aefcb57c73588566b92eede50ee5e204a7

    SHA512

    d71fea4de587bfdeb053ac540fce2a3ce0ee26b7bf2cc8b3119217af4d72c8279fbc1f03137ead5de801a3676c346a102bf5eb229d25327d42e6c03582d802f0

  • memory/1712-54-0x0000000075D61000-0x0000000075D63000-memory.dmp

    Filesize

    8KB

  • memory/1712-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1892-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB