Analysis

  • max time kernel
    120s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:26

General

  • Target

    12c3709a3c4ebf4140d6f220d13d6de46737f8d5e5bdc744354a47ca7cb32624.exe

  • Size

    60KB

  • MD5

    cb90760807550541a1306f5608c6f99f

  • SHA1

    936e60d75ea7334e46df440402600b2f46a220ce

  • SHA256

    12c3709a3c4ebf4140d6f220d13d6de46737f8d5e5bdc744354a47ca7cb32624

  • SHA512

    a6537161d151769971712701c1c6d9c0af61a3f280cfee5aa5d6470b557405aead23219e3d03c31383dd09b28cf098b19deaa58d8c77dcd77e778595aa784092

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\12c3709a3c4ebf4140d6f220d13d6de46737f8d5e5bdc744354a47ca7cb32624.exe
    "C:\Users\Admin\AppData\Local\Temp\12c3709a3c4ebf4140d6f220d13d6de46737f8d5e5bdc744354a47ca7cb32624.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1880
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\12c3709a3c4ebf4140d6f220d13d6de46737f8d5e5bdc744354a47ca7cb32624.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1928
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1900

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    23bfb6fe206a64e0782f29840c28c854

    SHA1

    aace5a594f59dfbfcd69a953b555f5a138da0043

    SHA256

    6943fe64b454fbf7bebcbc5a8d7ede6a7257295f63fb5b882e412c86e53c3faf

    SHA512

    a480ffeb984e1f2bf2f2d34414f430badbaf08ea0250d0322de16f83a91fc542482d4d5d313b974c3bfb40b3a1a44958a9397597c06329aa4759eff31a7d8f53

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

    MD5

    23bfb6fe206a64e0782f29840c28c854

    SHA1

    aace5a594f59dfbfcd69a953b555f5a138da0043

    SHA256

    6943fe64b454fbf7bebcbc5a8d7ede6a7257295f63fb5b882e412c86e53c3faf

    SHA512

    a480ffeb984e1f2bf2f2d34414f430badbaf08ea0250d0322de16f83a91fc542482d4d5d313b974c3bfb40b3a1a44958a9397597c06329aa4759eff31a7d8f53

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

    MD5

    23bfb6fe206a64e0782f29840c28c854

    SHA1

    aace5a594f59dfbfcd69a953b555f5a138da0043

    SHA256

    6943fe64b454fbf7bebcbc5a8d7ede6a7257295f63fb5b882e412c86e53c3faf

    SHA512

    a480ffeb984e1f2bf2f2d34414f430badbaf08ea0250d0322de16f83a91fc542482d4d5d313b974c3bfb40b3a1a44958a9397597c06329aa4759eff31a7d8f53

  • memory/1596-54-0x0000000076001000-0x0000000076003000-memory.dmp

    Filesize

    8KB