Analysis

  • max time kernel
    127s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:13

General

  • Target

    13600e30a39be8235d319e91a2ed366553e785574e82ec785314a47c9240e369.exe

  • Size

    216KB

  • MD5

    d5cdf590af924e8eecaa7806d1c53791

  • SHA1

    9cc7333eb0a3d95d7e8b82afcdf7de7db1ac28c3

  • SHA256

    13600e30a39be8235d319e91a2ed366553e785574e82ec785314a47c9240e369

  • SHA512

    7c460765525851445e177f3635d25da71cd80af96b6bb6c4cccc551debf24b651f10d67b170069425175eb7996e2493b76f8e581740c8ee2cd705cbea2964fa6

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\13600e30a39be8235d319e91a2ed366553e785574e82ec785314a47c9240e369.exe
    "C:\Users\Admin\AppData\Local\Temp\13600e30a39be8235d319e91a2ed366553e785574e82ec785314a47c9240e369.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1100
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13600e30a39be8235d319e91a2ed366553e785574e82ec785314a47c9240e369.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1196

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    7f3a863f0bd833630dfc3e2ab48e23b8

    SHA1

    741bef30f19dfa44446924ae1f329430e1efb85f

    SHA256

    e5a6851bbaef638591f413b1521b8d553d7fef11701d83c91cd2072774c90705

    SHA512

    1ed665820005b82334976e24530f13316744972a6b9ca2cdc5f70da252a6ec69cf82e13c8d07172066428e09cce9f144135f59881b03c2947040b1b327db6932

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

    MD5

    7f3a863f0bd833630dfc3e2ab48e23b8

    SHA1

    741bef30f19dfa44446924ae1f329430e1efb85f

    SHA256

    e5a6851bbaef638591f413b1521b8d553d7fef11701d83c91cd2072774c90705

    SHA512

    1ed665820005b82334976e24530f13316744972a6b9ca2cdc5f70da252a6ec69cf82e13c8d07172066428e09cce9f144135f59881b03c2947040b1b327db6932

  • memory/1100-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1688-54-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

    Filesize

    8KB

  • memory/1688-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB