Analysis

  • max time kernel
    4294198s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    23-03-2022 09:34

General

  • Target

    2670229271fa85f2b2b16b586a4c73853fcc8e6bebf3e5c909e29eb21e539825.exe

  • Size

    60KB

  • MD5

    51d60455b6e1b9f562564450dc2dd2d3

  • SHA1

    33cb9adfbb9e8b6d753df9389bfa6c081cb1ab33

  • SHA256

    2670229271fa85f2b2b16b586a4c73853fcc8e6bebf3e5c909e29eb21e539825

  • SHA512

    93c3b1d535ca7fdfc017532e327473eba0505252fb871fe962113b9835f6b98f8b587fe55e49493214c27f06013a99874dd20743f9a40050df8db5d4d0b97501

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 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\2670229271fa85f2b2b16b586a4c73853fcc8e6bebf3e5c909e29eb21e539825.exe
    "C:\Users\Admin\AppData\Local\Temp\2670229271fa85f2b2b16b586a4c73853fcc8e6bebf3e5c909e29eb21e539825.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1328
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\2670229271fa85f2b2b16b586a4c73853fcc8e6bebf3e5c909e29eb21e539825.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1512

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    13492cf6bb76b848c7ebcfc9955ad553

    SHA1

    2544b4937bc1054fdab25664c2251cf289141878

    SHA256

    0332c7ac7bd6b9f31ad646279984b41ce55d3cfb33122b08284a5c2bbff1ee24

    SHA512

    c2485b9d3a4af8ba2d07bb4c405c9fdcf43fa632098472d5227c4b485a0a57430f0ca7560422a8db0c92167fbc9be449a31b896c350ee7ccf1d494d6cb2eb7be

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

    MD5

    13492cf6bb76b848c7ebcfc9955ad553

    SHA1

    2544b4937bc1054fdab25664c2251cf289141878

    SHA256

    0332c7ac7bd6b9f31ad646279984b41ce55d3cfb33122b08284a5c2bbff1ee24

    SHA512

    c2485b9d3a4af8ba2d07bb4c405c9fdcf43fa632098472d5227c4b485a0a57430f0ca7560422a8db0c92167fbc9be449a31b896c350ee7ccf1d494d6cb2eb7be

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

    MD5

    13492cf6bb76b848c7ebcfc9955ad553

    SHA1

    2544b4937bc1054fdab25664c2251cf289141878

    SHA256

    0332c7ac7bd6b9f31ad646279984b41ce55d3cfb33122b08284a5c2bbff1ee24

    SHA512

    c2485b9d3a4af8ba2d07bb4c405c9fdcf43fa632098472d5227c4b485a0a57430f0ca7560422a8db0c92167fbc9be449a31b896c350ee7ccf1d494d6cb2eb7be

  • memory/1248-54-0x0000000076071000-0x0000000076073000-memory.dmp

    Filesize

    8KB

  • memory/1328-57-0x0000000000000000-mapping.dmp

  • memory/1512-61-0x0000000000000000-mapping.dmp

  • memory/1984-60-0x0000000000000000-mapping.dmp