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Analysis

  • max time kernel
    182s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2023, 06:28

General

  • Target

    599ca8f5851b74665fe15d98671d1158.exe

  • Size

    156KB

  • MD5

    599ca8f5851b74665fe15d98671d1158

  • SHA1

    30ceb0fb944446500e183c37d8f856c8cfa7a4ae

  • SHA256

    863bc4b2312d434765e5f6139a78aef5d1129f7b5993743dd3ebe575b717a23a

  • SHA512

    914922a3b279cd0190e591f8e31b8b8e8c7a5d8c4ca41c95de753dd147525109d2617cec6b32b4eeb06adb9cdb5c07c7266937223a82d2893001140a46d99a85

  • SSDEEP

    3072:JYtZ4CBsZb283TRqEba572VGQfjAdQPY+QF4YO+Lh:Jlm6TRqEba57DQfMdQAT5X

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
    • C:\Users\Admin\AppData\Local\Temp\599ca8f5851b74665fe15d98671d1158.exe
      "C:\Users\Admin\AppData\Local\Temp\599ca8f5851b74665fe15d98671d1158.exe"
      1⤵
      • Disables RegEdit via registry modification
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Users\Admin\AppData\Local\Temp\599ca8f5851b74665fe15d98671d1158.exe
        C:\Users\Admin\AppData\Local\Temp\599ca8f5851b74665fe15d98671d1158.exe
        2⤵
        • Modifies WinLogon for persistence
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3992
      • C:\Windows\SysWOW64\net.exe
        net stop sharedaccess
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2580
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop sharedaccess
          3⤵
            PID:1104

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/612-16-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

      • memory/612-21-0x000000000C6D0000-0x000000000C6E9000-memory.dmp

        Filesize

        100KB

      • memory/612-26-0x000000000C6F0000-0x000000000C709000-memory.dmp

        Filesize

        100KB

      • memory/612-31-0x000000000C710000-0x000000000C729000-memory.dmp

        Filesize

        100KB

      • memory/612-36-0x000000000C730000-0x000000000C749000-memory.dmp

        Filesize

        100KB

      • memory/612-41-0x000000000C750000-0x000000000C769000-memory.dmp

        Filesize

        100KB

      • memory/612-46-0x000000000C770000-0x000000000C789000-memory.dmp

        Filesize

        100KB

      • memory/612-51-0x000000000C790000-0x000000000C7A9000-memory.dmp

        Filesize

        100KB

      • memory/612-56-0x000000000C7B0000-0x000000000C7C9000-memory.dmp

        Filesize

        100KB

      • memory/612-61-0x000000000C7D0000-0x000000000C7E9000-memory.dmp

        Filesize

        100KB

      • memory/612-66-0x000000000C7F0000-0x000000000C809000-memory.dmp

        Filesize

        100KB

      • memory/612-71-0x000000000C810000-0x000000000C829000-memory.dmp

        Filesize

        100KB

      • memory/612-76-0x000000000C830000-0x000000000C849000-memory.dmp

        Filesize

        100KB

      • memory/612-81-0x000000000C850000-0x000000000C869000-memory.dmp

        Filesize

        100KB

      • memory/612-86-0x000000000C870000-0x000000000C889000-memory.dmp

        Filesize

        100KB

      • memory/612-91-0x000000000C890000-0x000000000C8A9000-memory.dmp

        Filesize

        100KB

      • memory/612-101-0x000000000C8D0000-0x000000000C8E9000-memory.dmp

        Filesize

        100KB

      • memory/612-96-0x000000000C8B0000-0x000000000C8C9000-memory.dmp

        Filesize

        100KB

      • memory/612-106-0x000000000C8F0000-0x000000000C909000-memory.dmp

        Filesize

        100KB

      • memory/612-116-0x000000000C930000-0x000000000C949000-memory.dmp

        Filesize

        100KB

      • memory/612-121-0x000000000C950000-0x000000000C969000-memory.dmp

        Filesize

        100KB

      • memory/612-126-0x000000000C970000-0x000000000C989000-memory.dmp

        Filesize

        100KB

      • memory/612-111-0x000000000C910000-0x000000000C929000-memory.dmp

        Filesize

        100KB

      • memory/612-131-0x000000000C990000-0x000000000C9A9000-memory.dmp

        Filesize

        100KB

      • memory/612-141-0x000000000C9D0000-0x000000000C9E9000-memory.dmp

        Filesize

        100KB

      • memory/612-146-0x000000000C9F0000-0x000000000CA09000-memory.dmp

        Filesize

        100KB

      • memory/612-151-0x000000000CA10000-0x000000000CA29000-memory.dmp

        Filesize

        100KB

      • memory/612-136-0x000000000C9B0000-0x000000000C9C9000-memory.dmp

        Filesize

        100KB

      • memory/612-156-0x000000000CA30000-0x000000000CA49000-memory.dmp

        Filesize

        100KB

      • memory/612-161-0x000000000CA50000-0x000000000CA69000-memory.dmp

        Filesize

        100KB

      • memory/612-166-0x000000000CA70000-0x000000000CA89000-memory.dmp

        Filesize

        100KB

      • memory/612-176-0x000000000CAB0000-0x000000000CAC9000-memory.dmp

        Filesize

        100KB

      • memory/612-181-0x000000000CAD0000-0x000000000CAE9000-memory.dmp

        Filesize

        100KB

      • memory/612-186-0x000000000CAF0000-0x000000000CB09000-memory.dmp

        Filesize

        100KB

      • memory/612-191-0x000000000CB10000-0x000000000CB29000-memory.dmp

        Filesize

        100KB

      • memory/612-196-0x000000000CB30000-0x000000000CB49000-memory.dmp

        Filesize

        100KB

      • memory/612-201-0x000000000CB50000-0x000000000CB69000-memory.dmp

        Filesize

        100KB

      • memory/612-171-0x000000000CA90000-0x000000000CAA9000-memory.dmp

        Filesize

        100KB

      • memory/612-211-0x000000000CB90000-0x000000000CBA9000-memory.dmp

        Filesize

        100KB

      • memory/612-216-0x000000000CBB0000-0x000000000CBC9000-memory.dmp

        Filesize

        100KB

      • memory/612-206-0x000000000CB70000-0x000000000CB89000-memory.dmp

        Filesize

        100KB

      • memory/612-226-0x000000000CBF0000-0x000000000CC09000-memory.dmp

        Filesize

        100KB

      • memory/612-231-0x000000000CC10000-0x000000000CC29000-memory.dmp

        Filesize

        100KB

      • memory/612-221-0x000000000CBD0000-0x000000000CBE9000-memory.dmp

        Filesize

        100KB

      • memory/612-241-0x000000000CC50000-0x000000000CC69000-memory.dmp

        Filesize

        100KB

      • memory/612-246-0x000000000CC70000-0x000000000CC89000-memory.dmp

        Filesize

        100KB

      • memory/612-251-0x000000000CC90000-0x000000000CCA9000-memory.dmp

        Filesize

        100KB

      • memory/612-261-0x000000000CCD0000-0x000000000CCE9000-memory.dmp

        Filesize

        100KB

      • memory/612-266-0x000000000CCF0000-0x000000000CD09000-memory.dmp

        Filesize

        100KB

      • memory/612-271-0x000000000CD10000-0x000000000CD29000-memory.dmp

        Filesize

        100KB

      • memory/612-276-0x000000000CD30000-0x000000000CD49000-memory.dmp

        Filesize

        100KB

      • memory/612-281-0x000000000CD50000-0x000000000CD69000-memory.dmp

        Filesize

        100KB

      • memory/612-256-0x000000000CCB0000-0x000000000CCC9000-memory.dmp

        Filesize

        100KB

      • memory/612-286-0x000000000CD70000-0x000000000CD89000-memory.dmp

        Filesize

        100KB

      • memory/612-291-0x000000000CD90000-0x000000000CDA9000-memory.dmp

        Filesize

        100KB

      • memory/612-301-0x000000000CDD0000-0x000000000CDE9000-memory.dmp

        Filesize

        100KB

      • memory/612-306-0x000000000CDF0000-0x000000000CE09000-memory.dmp

        Filesize

        100KB

      • memory/612-311-0x000000000CE10000-0x000000000CE29000-memory.dmp

        Filesize

        100KB

      • memory/612-296-0x000000000CDB0000-0x000000000CDC9000-memory.dmp

        Filesize

        100KB

      • memory/612-236-0x000000000CC30000-0x000000000CC49000-memory.dmp

        Filesize

        100KB

      • memory/3992-2-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

      • memory/3992-4-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

      • memory/3992-6-0x0000000000580000-0x0000000000593000-memory.dmp

        Filesize

        76KB

      • memory/3992-7-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB

      • memory/3992-3151-0x0000000000400000-0x0000000000419000-memory.dmp

        Filesize

        100KB