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Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 03:28

General

  • Target

    0cf97b5fe3133c0bdc8100a13972dbbd.exe

  • Size

    12KB

  • MD5

    0cf97b5fe3133c0bdc8100a13972dbbd

  • SHA1

    c1e4ee58268912aa625c8afb3e38806e61cd5730

  • SHA256

    969ff1524e50f532b272cee748b30da63c6892608986705e34a89efcc3ea40d4

  • SHA512

    0a14414bd40f9e3432eb177fdd7bbb51918aba35f2018e4f8445e807b346dbd164741a24d403ccbf59fd12134628a9403d28a828b93096a4bd6d30c8703d772f

  • SSDEEP

    384:8no7NccDdj9T9AicZA6Foap8fVxTz8VanCj:ePgt9ZOFoap8fVxUVaCj

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0cf97b5fe3133c0bdc8100a13972dbbd.exe
    "C:\Users\Admin\AppData\Local\Temp\0cf97b5fe3133c0bdc8100a13972dbbd.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Loads dropped DLL
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\B7A7.tmp.bat
      2⤵
        PID:2412

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\B7A7.tmp.bat

      Filesize

      179B

      MD5

      5e24d501dab38e43f1bcc2cfef3429e2

      SHA1

      11e125ad6a1d2c0c0fdb1535be534a88024f07db

      SHA256

      a44a97646b668937cd4db1ca76389d334c47a540665a4eb7f3bdd3bc39b7a20b

      SHA512

      51e4ca5802b12b1952e0345242072f8f4f7a0906819a158dc8e122fa377f225dd2901290a365c7fe694c5090a83cbd637579b70deb8352ea6e315536f92b2bfe

    • C:\Windows\SysWOW64\adsntzt.tmp

      Filesize

      555KB

      MD5

      4d06242dffd17d9b50895a3606b0e65e

      SHA1

      d936d2d92c3336b60f4ecdac17db98c9776f59b2

      SHA256

      cb4f9687fd8aaa09dc3ee140754b158fa9b2440364a16135cf4bf5b1e6dcb098

      SHA512

      a5606162429681431022019e8980f8d514bc813444192f03faba6c1957dab3110b6c56c746094b70331c945013d477c645cd52a0b6de720183eb33be36447555

    • memory/4004-13-0x0000000020000000-0x0000000020008000-memory.dmp

      Filesize

      32KB

    • memory/4004-17-0x0000000020000000-0x0000000020008000-memory.dmp

      Filesize

      32KB