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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 13:31

General

  • Target

    381ff45f6cda9454dbfb1af003f0be86.exe

  • Size

    249KB

  • MD5

    381ff45f6cda9454dbfb1af003f0be86

  • SHA1

    0fde1b733fb98ea1c2450f745cc6e6f3f460c3ca

  • SHA256

    4caf01ecb8dd5e3c68a9ce93196a4ed74b6e7c843ff56707ef8f7c84afcb5d05

  • SHA512

    05716acc769f00b3dda4a736d65e07d5e22fb72fff06183a323325d9571345931a967fbd0a4d52644f9fb37b27f43cd7ad5b0c141e20b8fdab37388cb1f4e971

  • SSDEEP

    6144:QZQI7dkQqHNbbc/8Zz9DRAQW+Y7zk4NU9L/b:QZQIaptM/8J9qbI9L/b

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\381ff45f6cda9454dbfb1af003f0be86.exe
    "C:\Users\Admin\AppData\Local\Temp\381ff45f6cda9454dbfb1af003f0be86.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1912
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Windows\Delete.bat
      2⤵
      • Deletes itself
      PID:2760
  • C:\Windows\Windows Aues
    "C:\Windows\Windows Aues"
    1⤵
    • Executes dropped EXE
    • Modifies data under HKEY_USERS
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1052
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:2764

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Windows\Delete.bat

      Filesize

      186B

      MD5

      c97bcdc3c44af526b96989e0492fe496

      SHA1

      cf328eb3eff0205b2760329b36b03e656588d1f9

      SHA256

      b78ca9fb44a29d369f0cad3c6b286833a7b27862c30f3bb8f988a5cc1a158bd1

      SHA512

      92b1f3fde69e98bc74adcce46fbcd4c143b23a3635bc38a6cc2c7448c032f6c6b7936562b5d3da53d27d9fcb9d51391fd8a5afd909c01ff3082c9732b72568bd

    • C:\Windows\Windows Aues

      Filesize

      249KB

      MD5

      381ff45f6cda9454dbfb1af003f0be86

      SHA1

      0fde1b733fb98ea1c2450f745cc6e6f3f460c3ca

      SHA256

      4caf01ecb8dd5e3c68a9ce93196a4ed74b6e7c843ff56707ef8f7c84afcb5d05

      SHA512

      05716acc769f00b3dda4a736d65e07d5e22fb72fff06183a323325d9571345931a967fbd0a4d52644f9fb37b27f43cd7ad5b0c141e20b8fdab37388cb1f4e971

    • memory/1052-6-0x00000000003C0000-0x00000000003C2000-memory.dmp

      Filesize

      8KB

    • memory/1052-8-0x00000000003D0000-0x00000000003D1000-memory.dmp

      Filesize

      4KB

    • memory/1052-18-0x0000000000400000-0x0000000000531000-memory.dmp

      Filesize

      1.2MB

    • memory/1052-19-0x00000000003C0000-0x00000000003C1000-memory.dmp

      Filesize

      4KB

    • memory/1052-21-0x00000000003C0000-0x00000000003C2000-memory.dmp

      Filesize

      8KB

    • memory/1052-22-0x00000000003D0000-0x00000000003D1000-memory.dmp

      Filesize

      4KB

    • memory/1912-0-0x0000000000240000-0x0000000000241000-memory.dmp

      Filesize

      4KB

    • memory/1912-1-0x0000000000240000-0x0000000000242000-memory.dmp

      Filesize

      8KB

    • memory/1912-2-0x0000000000250000-0x0000000000251000-memory.dmp

      Filesize

      4KB

    • memory/1912-16-0x0000000000400000-0x0000000000531000-memory.dmp

      Filesize

      1.2MB