Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 23:50

General

  • Target

    1380112134f31bad13cfc49af34374b7c4c9a02f3cf191e698feb9e79e9a9149.exe

  • Size

    4.6MB

  • MD5

    b2148ff24735a82efdd719462c4fd4cf

  • SHA1

    7a02db8e5c10b2b7ebbb27753219a347e2882141

  • SHA256

    1380112134f31bad13cfc49af34374b7c4c9a02f3cf191e698feb9e79e9a9149

  • SHA512

    1dea320f2d2cce42243088b26a65d981987f37d581469349abcabc4213316a7b533bc20bef4580598a670bd7b28b657315b4b85ed1985c83ff5ec2687542b9c4

  • SSDEEP

    49152:X4POk1CT+CrVgzL9lRdb6+MbCiuXskaYUQIJQTCrEMCZ7JZ8SZ6ROhA0VF170jbm:X4P1CTpOzL9lvb6RWyXQIJQTCBt6

Malware Config

Extracted

Family

metasploit

Version

windows/download_exec

C2

http://service-1cao6cjs-1312654103.gz.apigw.tencentcs.com:80/login.js

Attributes
  • headers User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1380112134f31bad13cfc49af34374b7c4c9a02f3cf191e698feb9e79e9a9149.exe
    "C:\Users\Admin\AppData\Local\Temp\1380112134f31bad13cfc49af34374b7c4c9a02f3cf191e698feb9e79e9a9149.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Windows\SysWOW64\cmd.exe
      cmd " /c " C:\Users\Admin\AppData\Local\Temp\54783f11b4917bbacbc67f8a136bf21.png
      2⤵
        PID:2376
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
      1⤵
      • Suspicious use of FindShellTrayWindow
      PID:2684

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\54783f11b4917bbacbc67f8a136bf21.png

      Filesize

      340KB

      MD5

      86b4b7d76756d8f2e790f00c5f74ac4f

      SHA1

      a0ba42e126bdbf5936ac6cb745a6a020b14d65c4

      SHA256

      286f13238813e6a6417bb56144e337e512a686fa73fadf6dc2f13d13e519586d

      SHA512

      eb51b26c0be5f2f7925da8ea6aecc9dde98959b89d60ac73a2f1b958d1919e05ce503d803eaf24b3856ac1dbc4ec2abeef6bcfe442dc1a19a9fb09bceb050ee2

    • memory/2376-52-0x00000000003C0000-0x00000000003C2000-memory.dmp

      Filesize

      8KB

    • memory/2684-53-0x00000000000F0000-0x00000000000F2000-memory.dmp

      Filesize

      8KB

    • memory/2684-54-0x00000000002B0000-0x00000000002B1000-memory.dmp

      Filesize

      4KB

    • memory/2684-56-0x00000000002B0000-0x00000000002B1000-memory.dmp

      Filesize

      4KB

    • memory/2712-0-0x00000000002D0000-0x00000000002D1000-memory.dmp

      Filesize

      4KB