Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2023, 10:07

General

  • Target

    5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe

  • Size

    101KB

  • MD5

    1f1ce626a037ca719a1e6eb08881ac70

  • SHA1

    cb9c5c22ce1f401d68c8faf841492114eb58ca33

  • SHA256

    5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122

  • SHA512

    3ae0e5356a3f1ee24137e6701c984e8306d1023082e0a22de5366cb231094acaa071f2893e3406a097962609aba48a0a262d49c195026972f17ff88fcf9aeb98

  • SSDEEP

    1536:VYuIHFe+Zk77RNyvb0LzszE83C8mWtwXaa8NPI9j+RedcP01ic4Brg:VYuIHFe+aX3yQf8zmWtwXwKRj1EBrg

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1196
      • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe
        "C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:932
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2236
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2588
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$aCF6F.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2448
            • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe
              "C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe"
              4⤵
              • Executes dropped EXE
              PID:2468
          • 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:884
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2172
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2356
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2296
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2408

          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

            258KB

            MD5

            867140655369703de1d7684659b73119

            SHA1

            a7a0716dbc9cb0a32469ba9c7e295d80bf268a83

            SHA256

            bca1c6682f0a0557d68eb653742df115318bdb5a03ba4547b287ca344886b35f

            SHA512

            c3a8080273f39f9008370e6adec946e10641d60933c529197207756cce995a306fc2dc39eccb85493ceda12e6124ca92961b4aa0a81f7cd8d708a6ce3e4f0eab

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

            Filesize

            478KB

            MD5

            0a71d731679d29833a636a9e044d179c

            SHA1

            78b1e5c1a6a49b09ae6b19389d6855e868f71285

            SHA256

            648c51d0ab8896438ac4fdecea9badc8d6f55b85f7b4727d935f127bb8d161e6

            SHA512

            cdf7fe2c37fa187e34c4ff013eac10c2c6c724f0e107847bbe078810e26138124d7b404d4f0ce9e154509c01b8e4c86a86a2f708edc82f8861de83c080d0c4e9

          • C:\Users\Admin\AppData\Local\Temp\$$aCF6F.bat

            Filesize

            722B

            MD5

            56965d414b5fd4982bc868d9316e7d5e

            SHA1

            253fdb7f4bec11a0e504b1a68608f2a81d88bdc4

            SHA256

            b8b59d27aca528d9b646e96e55546e3fefd27ae3cd06c6f480d8d2d83df8f8ca

            SHA512

            87206ca87ff0646cca1c04c56cfcac3ee82d90f187595f24c354f142253ca49d8e0c35dacf0ed5d4b67ca64faf38af9b349b007f8b0fc09213df8f3eb4cd85c2

          • C:\Users\Admin\AppData\Local\Temp\$$aCF6F.bat

            Filesize

            722B

            MD5

            56965d414b5fd4982bc868d9316e7d5e

            SHA1

            253fdb7f4bec11a0e504b1a68608f2a81d88bdc4

            SHA256

            b8b59d27aca528d9b646e96e55546e3fefd27ae3cd06c6f480d8d2d83df8f8ca

            SHA512

            87206ca87ff0646cca1c04c56cfcac3ee82d90f187595f24c354f142253ca49d8e0c35dacf0ed5d4b67ca64faf38af9b349b007f8b0fc09213df8f3eb4cd85c2

          • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe

            Filesize

            68KB

            MD5

            48335cfbe6a9bdaa2492ca1320b70a3a

            SHA1

            6d3c3d659e3718a0b56f52c9d4386d55d7672b97

            SHA256

            4ec34f1d893e8cc02f669fb5eb329bbcc5374bd7e7284e8fd86fbc29d2ffeb4d

            SHA512

            9eaf3b380449ab1d2b4b6371336fc71f6a43eee0295de012d0859e7f3b80a87f9d8316b0e65d4ca450630ee17b95c64e79e594bfe27fb3965917b0c5bc2d1b58

          • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe.exe

            Filesize

            68KB

            MD5

            48335cfbe6a9bdaa2492ca1320b70a3a

            SHA1

            6d3c3d659e3718a0b56f52c9d4386d55d7672b97

            SHA256

            4ec34f1d893e8cc02f669fb5eb329bbcc5374bd7e7284e8fd86fbc29d2ffeb4d

            SHA512

            9eaf3b380449ab1d2b4b6371336fc71f6a43eee0295de012d0859e7f3b80a87f9d8316b0e65d4ca450630ee17b95c64e79e594bfe27fb3965917b0c5bc2d1b58

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            33f5a3f989229558b91469f2b9428fac

            SHA1

            87f21576e885ebca692e6c047c802837b400c86d

            SHA256

            c8c7b309235cda4a03d692f4b6292687a5dd14edc793968d525697f0fd253e4c

            SHA512

            825e45c1d6ffe5a95ceb47011a762f192431edea8aa4f74c85f35db6f61db6ba9803faeaa45abaa17ef051963edb902c837758257e7e8e04f6e34455ce8a0b50

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            33f5a3f989229558b91469f2b9428fac

            SHA1

            87f21576e885ebca692e6c047c802837b400c86d

            SHA256

            c8c7b309235cda4a03d692f4b6292687a5dd14edc793968d525697f0fd253e4c

            SHA512

            825e45c1d6ffe5a95ceb47011a762f192431edea8aa4f74c85f35db6f61db6ba9803faeaa45abaa17ef051963edb902c837758257e7e8e04f6e34455ce8a0b50

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            33f5a3f989229558b91469f2b9428fac

            SHA1

            87f21576e885ebca692e6c047c802837b400c86d

            SHA256

            c8c7b309235cda4a03d692f4b6292687a5dd14edc793968d525697f0fd253e4c

            SHA512

            825e45c1d6ffe5a95ceb47011a762f192431edea8aa4f74c85f35db6f61db6ba9803faeaa45abaa17ef051963edb902c837758257e7e8e04f6e34455ce8a0b50

          • C:\Windows\rundl132.exe

            Filesize

            33KB

            MD5

            33f5a3f989229558b91469f2b9428fac

            SHA1

            87f21576e885ebca692e6c047c802837b400c86d

            SHA256

            c8c7b309235cda4a03d692f4b6292687a5dd14edc793968d525697f0fd253e4c

            SHA512

            825e45c1d6ffe5a95ceb47011a762f192431edea8aa4f74c85f35db6f61db6ba9803faeaa45abaa17ef051963edb902c837758257e7e8e04f6e34455ce8a0b50

          • F:\$RECYCLE.BIN\S-1-5-21-722410544-1258951091-1992882075-1000\_desktop.ini

            Filesize

            9B

            MD5

            2326d479b287193a70f520700dc8d23e

            SHA1

            afea66d3788a50debd6f5d4c9dd51f68a4477e64

            SHA256

            95d41561a1467d20977f59108e85da181e0b4dfd3db9e40182ae7378c4a927f8

            SHA512

            cb971c406ddf7147536a6a1569d4ff49d7219aa52cde5d110be1109874d66daace832d423d7969af9e6bbc9738a65734c7e68e994591b7677aad51fa0f52cf37

          • \Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe

            Filesize

            68KB

            MD5

            48335cfbe6a9bdaa2492ca1320b70a3a

            SHA1

            6d3c3d659e3718a0b56f52c9d4386d55d7672b97

            SHA256

            4ec34f1d893e8cc02f669fb5eb329bbcc5374bd7e7284e8fd86fbc29d2ffeb4d

            SHA512

            9eaf3b380449ab1d2b4b6371336fc71f6a43eee0295de012d0859e7f3b80a87f9d8316b0e65d4ca450630ee17b95c64e79e594bfe27fb3965917b0c5bc2d1b58

          • \Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe

            Filesize

            68KB

            MD5

            48335cfbe6a9bdaa2492ca1320b70a3a

            SHA1

            6d3c3d659e3718a0b56f52c9d4386d55d7672b97

            SHA256

            4ec34f1d893e8cc02f669fb5eb329bbcc5374bd7e7284e8fd86fbc29d2ffeb4d

            SHA512

            9eaf3b380449ab1d2b4b6371336fc71f6a43eee0295de012d0859e7f3b80a87f9d8316b0e65d4ca450630ee17b95c64e79e594bfe27fb3965917b0c5bc2d1b58

          • memory/884-20-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/884-1837-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/884-7446-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/884-4378-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/884-33-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/932-17-0x0000000000230000-0x000000000026F000-memory.dmp

            Filesize

            252KB

          • memory/932-12-0x0000000000230000-0x000000000026F000-memory.dmp

            Filesize

            252KB

          • memory/932-16-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/932-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1196-29-0x0000000002220000-0x0000000002221000-memory.dmp

            Filesize

            4KB