Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/01/2024, 09:06

General

  • Target

    6f44fad1f1d0736dd02e25d82698e320.exe

  • Size

    37KB

  • MD5

    6f44fad1f1d0736dd02e25d82698e320

  • SHA1

    7a77eb31fa6f86d0e9fa48674a4ae7f4a347b8be

  • SHA256

    3257b523fad1506f8d6c80214f18063fba891c3a94e2f25a691c1c0f13a43631

  • SHA512

    44a8f185d9e3871471f3cf4df0a71579190044b7f472a00771e41048b41680ac376e11d89bd91dcecfe6e6d3e5f6e5fb913502a1f0976e9de3ba192894b185a3

  • SSDEEP

    768:U6ODJZSuAZbeJFqa6BSRPuYWpWw7SJ+InwJ11Th5eB8WKCjZDoIp:UPDDSTqJwaqSFWIwxIQTh5eqNCjNoI

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies data under HKEY_USERS 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f44fad1f1d0736dd02e25d82698e320.exe
    "C:\Users\Admin\AppData\Local\Temp\6f44fad1f1d0736dd02e25d82698e320.exe"
    1⤵
    • Drops file in Windows directory
    PID:3000
  • C:\Windows\system\msddll.exe
    "C:\Windows\system\msddll.exe"
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Drops file in System32 directory
    • Modifies data under HKEY_USERS
    PID:2936

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\system\msddll.exe

          Filesize

          37KB

          MD5

          6f44fad1f1d0736dd02e25d82698e320

          SHA1

          7a77eb31fa6f86d0e9fa48674a4ae7f4a347b8be

          SHA256

          3257b523fad1506f8d6c80214f18063fba891c3a94e2f25a691c1c0f13a43631

          SHA512

          44a8f185d9e3871471f3cf4df0a71579190044b7f472a00771e41048b41680ac376e11d89bd91dcecfe6e6d3e5f6e5fb913502a1f0976e9de3ba192894b185a3

        • memory/2936-11-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-14-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-21-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-20-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-8-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-9-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-10-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-19-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-5-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-12-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-13-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-15-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-16-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-17-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/2936-18-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/3000-0-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB

        • memory/3000-3-0x0000000000020000-0x0000000000022000-memory.dmp

          Filesize

          8KB

        • memory/3000-6-0x0000000000400000-0x0000000000485000-memory.dmp

          Filesize

          532KB