Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2024, 22:11

General

  • Target

    3e0266b72ad2153c1617e39efc6765bf.exe

  • Size

    591KB

  • MD5

    3e0266b72ad2153c1617e39efc6765bf

  • SHA1

    b7f7f7a18a97262cfc428b37dd3cb84fa0dbb708

  • SHA256

    329de8026199da9268abd38e074e8d350b46a69179548b0aff68707162aa8ea6

  • SHA512

    9632b7b6f259bf0444cbeda4b2d52e52ac1904f0b92a6cf1dfcbdbca4990efde0af0766ad2dfe87d174155514236e05e6e5befa94ddc1c90bcebed31b1bbf1a6

  • SSDEEP

    12288:ZKtwR/bd/s9l9aFEfu2rm3F3Z4mxxsEO6YPXTF8ewBC9sv:4twR/bx89aUNrm3QmXsh6YPXTqn5v

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e0266b72ad2153c1617e39efc6765bf.exe
    "C:\Users\Admin\AppData\Local\Temp\3e0266b72ad2153c1617e39efc6765bf.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\Delete.bat
      2⤵
        PID:3488
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      1⤵
        PID:3840
      • C:\Windows\VB_Server1.23.exe
        C:\Windows\VB_Server1.23.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4920

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            • C:\Windows\VB_Server1.23.exe

              Filesize

              591KB

              MD5

              3e0266b72ad2153c1617e39efc6765bf

              SHA1

              b7f7f7a18a97262cfc428b37dd3cb84fa0dbb708

              SHA256

              329de8026199da9268abd38e074e8d350b46a69179548b0aff68707162aa8ea6

              SHA512

              9632b7b6f259bf0444cbeda4b2d52e52ac1904f0b92a6cf1dfcbdbca4990efde0af0766ad2dfe87d174155514236e05e6e5befa94ddc1c90bcebed31b1bbf1a6

            • memory/4836-2-0x0000000002410000-0x0000000002411000-memory.dmp

              Filesize

              4KB

            • memory/4836-21-0x00000000025D0000-0x00000000025D1000-memory.dmp

              Filesize

              4KB

            • memory/4836-18-0x00000000033D0000-0x00000000033D1000-memory.dmp

              Filesize

              4KB

            • memory/4836-17-0x00000000033E0000-0x00000000033E1000-memory.dmp

              Filesize

              4KB

            • memory/4836-16-0x00000000033F0000-0x00000000033F1000-memory.dmp

              Filesize

              4KB

            • memory/4836-15-0x00000000006E0000-0x00000000006E1000-memory.dmp

              Filesize

              4KB

            • memory/4836-14-0x0000000000680000-0x0000000000681000-memory.dmp

              Filesize

              4KB

            • memory/4836-13-0x00000000034B0000-0x00000000034B1000-memory.dmp

              Filesize

              4KB

            • memory/4836-12-0x00000000033B0000-0x00000000033B3000-memory.dmp

              Filesize

              12KB

            • memory/4836-11-0x00000000033C0000-0x00000000033C1000-memory.dmp

              Filesize

              4KB

            • memory/4836-10-0x0000000000B30000-0x0000000000B31000-memory.dmp

              Filesize

              4KB

            • memory/4836-9-0x0000000002450000-0x0000000002451000-memory.dmp

              Filesize

              4KB

            • memory/4836-8-0x0000000002420000-0x0000000002421000-memory.dmp

              Filesize

              4KB

            • memory/4836-7-0x0000000002430000-0x0000000002431000-memory.dmp

              Filesize

              4KB

            • memory/4836-6-0x0000000000B10000-0x0000000000B11000-memory.dmp

              Filesize

              4KB

            • memory/4836-4-0x0000000002440000-0x0000000002441000-memory.dmp

              Filesize

              4KB

            • memory/4836-0-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4836-3-0x0000000000B40000-0x0000000000B41000-memory.dmp

              Filesize

              4KB

            • memory/4836-5-0x0000000000B20000-0x0000000000B21000-memory.dmp

              Filesize

              4KB

            • memory/4836-1-0x0000000000700000-0x0000000000754000-memory.dmp

              Filesize

              336KB

            • memory/4836-34-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4836-35-0x0000000000700000-0x0000000000754000-memory.dmp

              Filesize

              336KB

            • memory/4920-38-0x0000000000EF0000-0x0000000000F44000-memory.dmp

              Filesize

              336KB

            • memory/4920-46-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4920-31-0x0000000002090000-0x0000000002091000-memory.dmp

              Filesize

              4KB

            • memory/4920-30-0x00000000020A0000-0x00000000020A1000-memory.dmp

              Filesize

              4KB

            • memory/4920-27-0x0000000002160000-0x0000000002161000-memory.dmp

              Filesize

              4KB

            • memory/4920-33-0x00000000011D0000-0x00000000011D1000-memory.dmp

              Filesize

              4KB

            • memory/4920-37-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4920-25-0x0000000000EF0000-0x0000000000F44000-memory.dmp

              Filesize

              336KB

            • memory/4920-32-0x0000000002080000-0x0000000002081000-memory.dmp

              Filesize

              4KB

            • memory/4920-24-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4920-40-0x00000000011D0000-0x00000000011D1000-memory.dmp

              Filesize

              4KB

            • memory/4920-42-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB

            • memory/4920-26-0x0000000002070000-0x0000000002071000-memory.dmp

              Filesize

              4KB

            • memory/4920-49-0x0000000000400000-0x0000000000507000-memory.dmp

              Filesize

              1.0MB