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Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    18/09/2023, 02:32

General

  • Target

    701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe

  • Size

    67KB

  • MD5

    915387b5f809ba6f511c5f202fd40bc7

  • SHA1

    6fc8566909f539126af3545fff4dd3c1e2be0c25

  • SHA256

    701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07

  • SHA512

    5dffea73a8462f9a85b1927af71f4b7319484b2167aa2bb7b2998d267d23260e6935abe524121985c30c52e8e89583fc64b489214011783b90dc1a8bbf2340d2

  • SSDEEP

    1536:zX2fgLdQAQfcfymN8S78pHnO1YYJSofrK8/ca5Ufa:6ftffjmN8oAHnOWYJSofrKINn

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1260
      • C:\Users\Admin\AppData\Local\Temp\701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe
        "C:\Users\Admin\AppData\Local\Temp\701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2260
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a4672.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2604
          • C:\Users\Admin\AppData\Local\Temp\701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe
            "C:\Users\Admin\AppData\Local\Temp\701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe"
            4⤵
            • Executes dropped EXE
            PID:1212
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2144
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2800
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:1224

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        251KB

        MD5

        266949157df19e1aacd5c1a3ef5b6dac

        SHA1

        e7c9c2f6e009765c05af6aa5ada567ae1c60cff4

        SHA256

        0729d603041bada5b6b4d5b2339bd6a89dcad4423b1f97d8d1cf5fdf3ecffdd0

        SHA512

        0288c661c96ad23ec4a7b1d1ec1f8871c77f8439e5133234ff51e24cf9d24cf2bdeb899cea0c50bc6d71bd609667b05149875778c0dfd2005032df167634fd02

      • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • C:\Users\Admin\AppData\Local\Temp\$$a4672.bat

        Filesize

        722B

        MD5

        33fd96140c71278429f531727a67012f

        SHA1

        b635a9a7a2d0004ac35c9ea051e353e72677473d

        SHA256

        8b6984231c399dc57d4b273b9959930b1d522489e96940e10267ab73950f4661

        SHA512

        9baf98430b249bea68bd175eef4a701e2f3a43c2b9452df950f1898b84b386e07d48452f9b934cb49f37d62774c8cfc5999c915de2869557046b133a4fe4113d

      • C:\Users\Admin\AppData\Local\Temp\$$a4672.bat

        Filesize

        722B

        MD5

        33fd96140c71278429f531727a67012f

        SHA1

        b635a9a7a2d0004ac35c9ea051e353e72677473d

        SHA256

        8b6984231c399dc57d4b273b9959930b1d522489e96940e10267ab73950f4661

        SHA512

        9baf98430b249bea68bd175eef4a701e2f3a43c2b9452df950f1898b84b386e07d48452f9b934cb49f37d62774c8cfc5999c915de2869557046b133a4fe4113d

      • C:\Users\Admin\AppData\Local\Temp\701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe

        Filesize

        40KB

        MD5

        c8fa6511985c904cc8db0b33254d87e8

        SHA1

        1e139da3db29efe23f6df60dbcfff5e1fc9845bb

        SHA256

        2ad24c419a4fc36f680f599be1221a5a4a214886ea1b21f56a30c0cac885ae7d

        SHA512

        5c384bbfcf447ad4ec8fc0ca5c2df8cc66a9603aa841697152a775346b3a7891b66bf8a777a960d055c67b032d914145813e77d6e925f6b004afcb3799f95434

      • C:\Users\Admin\AppData\Local\Temp\701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe.exe

        Filesize

        40KB

        MD5

        c8fa6511985c904cc8db0b33254d87e8

        SHA1

        1e139da3db29efe23f6df60dbcfff5e1fc9845bb

        SHA256

        2ad24c419a4fc36f680f599be1221a5a4a214886ea1b21f56a30c0cac885ae7d

        SHA512

        5c384bbfcf447ad4ec8fc0ca5c2df8cc66a9603aa841697152a775346b3a7891b66bf8a777a960d055c67b032d914145813e77d6e925f6b004afcb3799f95434

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        c3165d40a734c60853b7ce8536f86b1f

        SHA1

        41c122c44d36d2e6004b2a513e97c8f8351f75c2

        SHA256

        424cc4d8c565f8c8f4061ca15be00408194a8ab2abc5b5d49eb1bf175aa566cd

        SHA512

        6b077839e54043bcbb2edbc54a620d058a8264b0e373183a0696bfb81bc045ad1218c17bc35da2fdff9cb635597a8096c9a614c7a36308b268438fb4e324c698

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        c3165d40a734c60853b7ce8536f86b1f

        SHA1

        41c122c44d36d2e6004b2a513e97c8f8351f75c2

        SHA256

        424cc4d8c565f8c8f4061ca15be00408194a8ab2abc5b5d49eb1bf175aa566cd

        SHA512

        6b077839e54043bcbb2edbc54a620d058a8264b0e373183a0696bfb81bc045ad1218c17bc35da2fdff9cb635597a8096c9a614c7a36308b268438fb4e324c698

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        c3165d40a734c60853b7ce8536f86b1f

        SHA1

        41c122c44d36d2e6004b2a513e97c8f8351f75c2

        SHA256

        424cc4d8c565f8c8f4061ca15be00408194a8ab2abc5b5d49eb1bf175aa566cd

        SHA512

        6b077839e54043bcbb2edbc54a620d058a8264b0e373183a0696bfb81bc045ad1218c17bc35da2fdff9cb635597a8096c9a614c7a36308b268438fb4e324c698

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        c3165d40a734c60853b7ce8536f86b1f

        SHA1

        41c122c44d36d2e6004b2a513e97c8f8351f75c2

        SHA256

        424cc4d8c565f8c8f4061ca15be00408194a8ab2abc5b5d49eb1bf175aa566cd

        SHA512

        6b077839e54043bcbb2edbc54a620d058a8264b0e373183a0696bfb81bc045ad1218c17bc35da2fdff9cb635597a8096c9a614c7a36308b268438fb4e324c698

      • F:\$RECYCLE.BIN\S-1-5-21-3750544865-3773649541-1858556521-1000\_desktop.ini

        Filesize

        9B

        MD5

        9871758f1c8c7fb518b6793d4aa66294

        SHA1

        2808f61dd22a0bf12c85bbc65326e0bfe2f7f627

        SHA256

        1f836ee8dbd13a9f1fa0f2de0976570138232addb74f0a354ed9b499191dc80d

        SHA512

        a261ec877b3ccc43db77712359d10c360a50f420fed5cf6a65fd6894d2cd5055f5b72f85edb823a1da22121955aaaa6da34550da9f825c12982602c579a6bb3d

      • \Users\Admin\AppData\Local\Temp\701ea1aa973f5b08316ffa06c2a816b3868b03f4c098d7354e025534df32ff07.exe

        Filesize

        40KB

        MD5

        c8fa6511985c904cc8db0b33254d87e8

        SHA1

        1e139da3db29efe23f6df60dbcfff5e1fc9845bb

        SHA256

        2ad24c419a4fc36f680f599be1221a5a4a214886ea1b21f56a30c0cac885ae7d

        SHA512

        5c384bbfcf447ad4ec8fc0ca5c2df8cc66a9603aa841697152a775346b3a7891b66bf8a777a960d055c67b032d914145813e77d6e925f6b004afcb3799f95434

      • memory/1260-30-0x0000000002AB0000-0x0000000002AB1000-memory.dmp

        Filesize

        4KB

      • memory/2144-99-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-92-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-3311-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-33-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-19-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-40-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-46-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-1851-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2144-100-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2260-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2260-17-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/2260-12-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/2260-32-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/2260-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB