Analysis

  • max time kernel
    124s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 12:53

General

  • Target

    001348cca8593a61aa1bfffba780f06b7c5ed2741e9cd171992e5451a99a502d.exe

  • Size

    80KB

  • MD5

    538b9dd2100c4848bba75eaf564438f9

  • SHA1

    6bebffdb5b254b0c7531b8fcc4da3d40d9e7d6ce

  • SHA256

    001348cca8593a61aa1bfffba780f06b7c5ed2741e9cd171992e5451a99a502d

  • SHA512

    4df099c5a628c9ebd24009212e6701cd9dfa9de5c7a240d0fdaf0de019ea79d4b8cde5274ef076a23c0227709e7cc3b9c230902a472818adda96b2619ce4909a

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 3 IoCs
  • 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\001348cca8593a61aa1bfffba780f06b7c5ed2741e9cd171992e5451a99a502d.exe
    "C:\Users\Admin\AppData\Local\Temp\001348cca8593a61aa1bfffba780f06b7c5ed2741e9cd171992e5451a99a502d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1912
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:320
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\001348cca8593a61aa1bfffba780f06b7c5ed2741e9cd171992e5451a99a502d.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1316
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1220

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Replay Monitor

Loading Replay Monitor...

Downloads

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

    8f28733777e1e50e66be37ffbe62e08c

    SHA1

    87aa74868af1536e41ed227b09584d21f18d61ee

    SHA256

    252725b211b4a6fad00a2cf23e44be6f3db10225dc09046309145e20dc98eefa

    SHA512

    d4273d544ed645a211027e17d6fd6df5e35c5e955589255d1fd0faee1cb69da19f7b1a8d88066ce40a334b9800a393cae80de89d9a07c0ea4eab979a7dfef9ba

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

    8f28733777e1e50e66be37ffbe62e08c

    SHA1

    87aa74868af1536e41ed227b09584d21f18d61ee

    SHA256

    252725b211b4a6fad00a2cf23e44be6f3db10225dc09046309145e20dc98eefa

    SHA512

    d4273d544ed645a211027e17d6fd6df5e35c5e955589255d1fd0faee1cb69da19f7b1a8d88066ce40a334b9800a393cae80de89d9a07c0ea4eab979a7dfef9ba

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

    8f28733777e1e50e66be37ffbe62e08c

    SHA1

    87aa74868af1536e41ed227b09584d21f18d61ee

    SHA256

    252725b211b4a6fad00a2cf23e44be6f3db10225dc09046309145e20dc98eefa

    SHA512

    d4273d544ed645a211027e17d6fd6df5e35c5e955589255d1fd0faee1cb69da19f7b1a8d88066ce40a334b9800a393cae80de89d9a07c0ea4eab979a7dfef9ba

  • memory/1912-54-0x0000000075F21000-0x0000000075F23000-memory.dmp
    Filesize

    8KB