Analysis

  • max time kernel
    120s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2023, 19:51

General

  • Target

    file.exe

  • Size

    252KB

  • MD5

    4bc7e211b2498a8e2aa1c121986ce91f

  • SHA1

    54ce45ec57abe0a916241f5ed2f787bcdf3bccb0

  • SHA256

    cc52ee754ae49718a49352cab0d0f4c44876e46241f7801aa3a911670361e2f1

  • SHA512

    c2542685030aa5fa0c27dfe1322d3c3db6687704409b3227279faa77ecc8785ed88adb5527c4562b7b02a20134a497f370d8dcf7a18b86186f4d6a9bff103add

  • SSDEEP

    3072:fR6fw3if25pKcZKa59hLlMG6jRjS4SfeZZz/8t67xpR34s9zDIh6J4I5bQxIbH6J:iwz5Mcc6AjRjKfkZz/BMsNtJxcxIK

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2344
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "file.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\file.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2688
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "file.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2520

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2344-1-0x0000000000790000-0x0000000000890000-memory.dmp

          Filesize

          1024KB

        • memory/2344-2-0x0000000000220000-0x000000000025E000-memory.dmp

          Filesize

          248KB

        • memory/2344-3-0x0000000000400000-0x00000000005B6000-memory.dmp

          Filesize

          1.7MB

        • memory/2344-4-0x0000000000400000-0x00000000005B6000-memory.dmp

          Filesize

          1.7MB

        • memory/2344-9-0x0000000000790000-0x0000000000890000-memory.dmp

          Filesize

          1024KB

        • memory/2344-10-0x0000000000220000-0x000000000025E000-memory.dmp

          Filesize

          248KB

        • memory/2344-11-0x0000000000400000-0x00000000005B6000-memory.dmp

          Filesize

          1.7MB