Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 11:18

General

  • Target

    7135cde6d5a8c6a917f1e01f954a24172083d4b52ff0c90574119fa2733a4ab3.exe

  • Size

    265KB

  • MD5

    73088fa86b9a918860cc0768057b7656

  • SHA1

    4671df53172d321cbfe02e5141e056e09f372c45

  • SHA256

    7135cde6d5a8c6a917f1e01f954a24172083d4b52ff0c90574119fa2733a4ab3

  • SHA512

    74af9f3908f18c1755191adfb756d32ddc3b051d8ddbda2b83568b62f5ecd1fb0903cddc3fc578306fa5d9029faa19d6fdb3bae7c94883eec65d321bbf71c31f

  • SSDEEP

    6144:y46tGdy1uGDn98zkeWALevNyQxlT0fD4H7:y3N1pALevNyQxlQ4b

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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:1336
      • C:\Users\Admin\AppData\Local\Temp\7135cde6d5a8c6a917f1e01f954a24172083d4b52ff0c90574119fa2733a4ab3.exe
        "C:\Users\Admin\AppData\Local\Temp\7135cde6d5a8c6a917f1e01f954a24172083d4b52ff0c90574119fa2733a4ab3.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2044
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2328
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2252
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a11EB.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2680
            • C:\Users\Admin\AppData\Local\Temp\7135cde6d5a8c6a917f1e01f954a24172083d4b52ff0c90574119fa2733a4ab3.exe
              "C:\Users\Admin\AppData\Local\Temp\7135cde6d5a8c6a917f1e01f954a24172083d4b52ff0c90574119fa2733a4ab3.exe"
              4⤵
              • Executes dropped EXE
              PID:2748
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • 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:2724
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2740
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2812
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2608
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2584

          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

            e194e3f599f585b521b00ba7d99c03a5

            SHA1

            2ade918605a7a60bcc840819b52c6fb5f470921b

            SHA256

            b70334eb15d0c19fcb70b2d250e32a01f1a17bd230401155d3c4fe3065242aa9

            SHA512

            b7e3c0741cc3ac540da389b2fa66501e1a6c433ab0b22c99b38f40dc57d940d81979b08859d8daa67cd002b02ead5daac4ad9cafce5186bf35b536f6de4b7957

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

            Filesize

            478KB

            MD5

            5a4669bf1382e7b9672b287ef6a5d990

            SHA1

            582120da714e9bd8783dcb8fa5218260f35e7399

            SHA256

            4b4df892d26fed910b2a4556a21b9da130c9af659b79b0411a30fe6c90b74820

            SHA512

            c9b970be0d22e5c8b94bcc6569fbf8570b924ce7dfe1a36b0cc5ee221448af4a1b6016a8891c1bd421040d3cdf8b3b79dae693b4003fac90354f2bea5361b1da

          • C:\Users\Admin\AppData\Local\Temp\$$a11EB.bat

            Filesize

            722B

            MD5

            933a64e346bc2bcab8a073123354e6d1

            SHA1

            ca1d0417a36fe9b1f6dc51c72f66a681ef24b566

            SHA256

            02ad97eea926d0fef10d865a5e0ed81df2b4cd42f5372df9ca5320775c76f8cb

            SHA512

            2d9d8f04048209c831b3b4d2997724019b408df9de5b236962148358293b91eaeb90cc6ebcc76ca3559b058cb78908ab26daf051e47c132acd86d2bfbf5c4f6b

          • C:\Users\Admin\AppData\Local\Temp\7135cde6d5a8c6a917f1e01f954a24172083d4b52ff0c90574119fa2733a4ab3.exe.exe

            Filesize

            231KB

            MD5

            54e1659ed870df07966e5d60a709f70a

            SHA1

            0084038fd0baa047e877f122df91358b1fb7bcae

            SHA256

            a0aa9522d34467bab59c4249adf7765b85448937cdaa789cd32c3c4744fc8c25

            SHA512

            118f0d286f82f6c88e1b04ee54c54c2aa0e2ba370b63187618d3a9b77f34b9101b5603ea8120a9447005ae14779a396cc7c6db9841ee55839a17d971072df7c3

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            0c024d12adef144def06e6f299357485

            SHA1

            896f33f1c0bc5c6644094f07d44e2bcc377958bb

            SHA256

            df70e984201f34822e49a6da9037e738e596a51d3e190cf4b76b8c64ebd3c30d

            SHA512

            072a920b5fd0373d40947b9410becd9df1bfdff8913bb0650272a3e4c46b29b826b42998b61426b7eb6fa8d081066d0b0aa183dbf0044e9119b10f9a3faae09d

          • C:\Windows\system32\drivers\etc\hosts

            Filesize

            832B

            MD5

            7e3a0edd0c6cd8316f4b6c159d5167a1

            SHA1

            753428b4736ffb2c9e3eb50f89255b212768c55a

            SHA256

            1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

            SHA512

            9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

          • F:\$RECYCLE.BIN\S-1-5-21-3627615824-4061627003-3019543961-1000\_desktop.ini

            Filesize

            9B

            MD5

            31874817e0fb055be8d2c971c0e3bbde

            SHA1

            ee8a35d6a86cb6d13f354d67d912e194bb09c74b

            SHA256

            94de8b492bc2db9a9592f7c9433547eb7f80826ed67f48d2bb7e22db9d49f544

            SHA512

            55747c69ae50fa212576d095f60cf33b42e26789cf8c34fc5120a45b1988aae95f91d9e37cb17298c5ac5243b2e4c40e1d0e084ce7fe14bceb4ebb318c65c944

          • memory/1336-31-0x0000000002E60000-0x0000000002E61000-memory.dmp

            Filesize

            4KB

          • memory/2044-21-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2044-17-0x0000000000230000-0x000000000026E000-memory.dmp

            Filesize

            248KB

          • memory/2044-0-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2044-18-0x0000000000230000-0x000000000026E000-memory.dmp

            Filesize

            248KB

          • memory/2724-19-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2724-34-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2724-3281-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2724-4088-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB