Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2024, 07:18

General

  • Target

    72c203f92bed415ca54d7f225bd16016c342d20e339f58b06d9fcaeecd931aac.exe

  • Size

    27KB

  • MD5

    f6f516547fdbd904c17fd182506da5b8

  • SHA1

    6a85326d63024f1c8768c866e61700b5694a023f

  • SHA256

    72c203f92bed415ca54d7f225bd16016c342d20e339f58b06d9fcaeecd931aac

  • SHA512

    5abb976928ce8ecc61ff825522ae636139cda0d1f1b8672652eec7e899778787626524692510be0a7e6990bbd11e799ba6d4890d93531b9404de83019b5a49da

  • SSDEEP

    384:MX1Gt5M0zhIV/DZ3KZp7JcTO4yf9KFL/KaUUqd3qR+FlYTj9QTN0wpD9p5Cs:y16GVRu1yK9fMFLKaTxsujCT7pZpY

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3408
      • C:\Users\Admin\AppData\Local\Temp\72c203f92bed415ca54d7f225bd16016c342d20e339f58b06d9fcaeecd931aac.exe
        "C:\Users\Admin\AppData\Local\Temp\72c203f92bed415ca54d7f225bd16016c342d20e339f58b06d9fcaeecd931aac.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1320
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1468
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2100

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files\dotnet\dotnet.exe

              Filesize

              170KB

              MD5

              2d86dea505e884a25c2fc9ca215a4c8e

              SHA1

              6424238be4cf714d05cd15698b3b9a4edcd905b8

              SHA256

              953181892a80745ae7a475072365a2be00a8c5adb5e7c1a98911b961ddc5fcb0

              SHA512

              c5b2e0499c89da67be925c2a8e8cb4f721291df15bd406f9f41e554330b84d8c254ca124c3d65d97005665f69b115684141c334028da8024ca415a51399ba036

            • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

              Filesize

              637KB

              MD5

              9cba1e86016b20490fff38fb45ff4963

              SHA1

              378720d36869d50d06e9ffeef87488fbc2a8c8f7

              SHA256

              a22e6d0f5c7d44fefc2204e0f7c7b048e1684f6cf249ba98c006bbf791c22d19

              SHA512

              2f3737d29ea3925d10ea5c717786425f6434be732974586328f03691a35cd1539828e3301685749e5c4135b8094f15b87fb9659915de63678a25749e2f8f5765

            • F:\$RECYCLE.BIN\S-1-5-21-1132431369-515282257-1998160155-1000\_desktop.ini

              Filesize

              9B

              MD5

              c59aab012a570d8b20f60efcafb272be

              SHA1

              709df64d9a23340c6bc42f2bf8dfdca512bff2e0

              SHA256

              8a349242c7461f8fccc029421cd051ef8f140a8e3738d348a2354a3d5b9de220

              SHA512

              8c3f67dc02beaca59f0deaa4d8e33bc385b19df02d2a8b905b47148e21919f7d059f3883f02dad25a0d11dc807343390114753a7918171720d8cd72e84239e17

            • memory/1320-0-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1320-5-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1320-12-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1320-18-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1320-22-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1320-1212-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1320-4778-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB

            • memory/1320-5217-0x0000000000400000-0x0000000000435000-memory.dmp

              Filesize

              212KB