Analysis

  • max time kernel
    142s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:58

General

  • Target

    13ed1abf5efc1946ea9e90e1265bd95c39e9c63465a628f158a4f989dbe3a4f7.exe

  • Size

    216KB

  • MD5

    45244d82697ac3ec5532f16213989929

  • SHA1

    d517554cadc9e266dfd257f886e0c5df4f648fa6

  • SHA256

    13ed1abf5efc1946ea9e90e1265bd95c39e9c63465a628f158a4f989dbe3a4f7

  • SHA512

    c046d48e5b438dd2afb66cca7061784af566ea18069be989fea191f32bd6aa85b1d3a0da50580e32a0d54dccd93354b7943361e32828d38eada49caea8fdc5ed

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\13ed1abf5efc1946ea9e90e1265bd95c39e9c63465a628f158a4f989dbe3a4f7.exe
    "C:\Users\Admin\AppData\Local\Temp\13ed1abf5efc1946ea9e90e1265bd95c39e9c63465a628f158a4f989dbe3a4f7.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:516
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13ed1abf5efc1946ea9e90e1265bd95c39e9c63465a628f158a4f989dbe3a4f7.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1188
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1200

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    591953e1318160946da2999bb2588e01

    SHA1

    3beada60ccabaea1f84c87cd20279d22e77a2e39

    SHA256

    c01343e4168486b48715387f0fb19ad15647015f938027acc49d25c0e93228f7

    SHA512

    5a716c9f19573658939529e62116f92c7ead0df364d02dd3367f554f2d0339a8a32e39f3f359cf9343d03c31046e44b139f57c4ae670c3f551104ca0df1431a9

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

    MD5

    591953e1318160946da2999bb2588e01

    SHA1

    3beada60ccabaea1f84c87cd20279d22e77a2e39

    SHA256

    c01343e4168486b48715387f0fb19ad15647015f938027acc49d25c0e93228f7

    SHA512

    5a716c9f19573658939529e62116f92c7ead0df364d02dd3367f554f2d0339a8a32e39f3f359cf9343d03c31046e44b139f57c4ae670c3f551104ca0df1431a9

  • memory/516-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/956-54-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

    Filesize

    8KB

  • memory/956-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB