Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    07-10-2023 22:46

General

  • Target

    d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe

  • Size

    93KB

  • MD5

    4e27d078863260b8c8778406c43cd1a2

  • SHA1

    2981b1ad0293fdccb3cd30d068462c593ec1fcd1

  • SHA256

    d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58

  • SHA512

    541c0caed88569c3c68f1572ff772e8387373940c85f7a6733dd0e872461bfcdd6d971578940b61fe017bc7bc16211b7107843c8397fdc525bfe502435755f61

  • SSDEEP

    1536:haDacx1aeg1vjrI9U/xvyylHB0UxMkzOt7HcvJGt5AdHIOWnToIf12Z9:hlf9kU08hAWJGSCTBf12Z9

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:1276
      • C:\Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe
        "C:\Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3032
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3036
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2580
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a48F2.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2924
            • C:\Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe
              "C:\Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe"
              4⤵
              • Executes dropped EXE
              PID:2984
          • 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:2632
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2908
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2840
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2828
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:484

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            258KB

            MD5

            f22e416b9f4aa3e9df08fd672b779d52

            SHA1

            b7ad57ed263eca1ec0becbf19f68665bf4b2e495

            SHA256

            a7b037fb202c3d0dc3960d2bb583e574cff1f7e23240c0920210e63f3ff7104b

            SHA512

            c21c8ef1c72850039e1bfd6c5cb67afb6a0e2513ae295474dcb456a3385619f27ded813c903505f677e7e16ff0829e5a13a9693416c32b2b560c504d911f7edf

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

            Filesize

            478KB

            MD5

            44f2a0b82d8247e1cd5a12a40841f9a8

            SHA1

            f451bd8ba9098bb674624169aa40f0371ba67924

            SHA256

            056311169bf6ff9bf378a311dbd3c48697ccce39bedac8cb9ddb7da01384127d

            SHA512

            bd5f7bf6b83c70bd03416a4944f62fdafbcb7907c3321432c831e189e9d4f95a52faefa575de57209fa5c1523ebed5fde8831f6230fc6f23400bbd33e772c219

          • C:\Users\Admin\AppData\Local\Temp\$$a48F2.bat

            Filesize

            722B

            MD5

            ce190dbebd6eb9faa2a4e57b6a600068

            SHA1

            bae87925bebf27eaf777ee1ee56f4cb431a7d48d

            SHA256

            8b28cf3478adac06fcb3154662e8a043c35e2697b15894a64ac113c429e07da4

            SHA512

            8642d1af85095ff12fb6e529a7b4cbc54e832ac2a6eff25c352284f2d9e0351651cbbe66fccef755c575c43b5e3a5ef44312caccceb7e891aa4790b774f94860

          • C:\Users\Admin\AppData\Local\Temp\$$a48F2.bat

            Filesize

            722B

            MD5

            ce190dbebd6eb9faa2a4e57b6a600068

            SHA1

            bae87925bebf27eaf777ee1ee56f4cb431a7d48d

            SHA256

            8b28cf3478adac06fcb3154662e8a043c35e2697b15894a64ac113c429e07da4

            SHA512

            8642d1af85095ff12fb6e529a7b4cbc54e832ac2a6eff25c352284f2d9e0351651cbbe66fccef755c575c43b5e3a5ef44312caccceb7e891aa4790b774f94860

          • C:\Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe

            Filesize

            60KB

            MD5

            ed0fde686788caec4f2cb1ec9c31680c

            SHA1

            81ae63b87eaa9fa5637835d2122c50953ae19d34

            SHA256

            e362670f93cdd952335b1a41e5529f184f2022ea4d41817a9781b150b062511c

            SHA512

            d90d5e74a9be23816a93490ed30c0aae9f7f038a42bd14aa2ce78e95967b4aabd848f006f00ade619c9976755658d45aa0f5b6d5babbbb2d59a6ed3a3a12ac6b

          • C:\Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe.exe

            Filesize

            60KB

            MD5

            ed0fde686788caec4f2cb1ec9c31680c

            SHA1

            81ae63b87eaa9fa5637835d2122c50953ae19d34

            SHA256

            e362670f93cdd952335b1a41e5529f184f2022ea4d41817a9781b150b062511c

            SHA512

            d90d5e74a9be23816a93490ed30c0aae9f7f038a42bd14aa2ce78e95967b4aabd848f006f00ade619c9976755658d45aa0f5b6d5babbbb2d59a6ed3a3a12ac6b

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            82dfcce1f5eb94eedb719987042c07de

            SHA1

            7e3c8c54b2d4acaba0134076d110826bbb1155d1

            SHA256

            ac5eb728f714de5a652b0fb0dd8e9bbbb4dd3a43ab98cbc86040954b257f5387

            SHA512

            6b190ad437af86cbbccad3108feaa51b42ff7fada86ed962dc1fd6aa18003b5f0805d416f2cf8c7e638cf20953ea81fa69186d43c6aca417baaf8af185a2df7c

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            82dfcce1f5eb94eedb719987042c07de

            SHA1

            7e3c8c54b2d4acaba0134076d110826bbb1155d1

            SHA256

            ac5eb728f714de5a652b0fb0dd8e9bbbb4dd3a43ab98cbc86040954b257f5387

            SHA512

            6b190ad437af86cbbccad3108feaa51b42ff7fada86ed962dc1fd6aa18003b5f0805d416f2cf8c7e638cf20953ea81fa69186d43c6aca417baaf8af185a2df7c

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            82dfcce1f5eb94eedb719987042c07de

            SHA1

            7e3c8c54b2d4acaba0134076d110826bbb1155d1

            SHA256

            ac5eb728f714de5a652b0fb0dd8e9bbbb4dd3a43ab98cbc86040954b257f5387

            SHA512

            6b190ad437af86cbbccad3108feaa51b42ff7fada86ed962dc1fd6aa18003b5f0805d416f2cf8c7e638cf20953ea81fa69186d43c6aca417baaf8af185a2df7c

          • C:\Windows\rundl132.exe

            Filesize

            33KB

            MD5

            82dfcce1f5eb94eedb719987042c07de

            SHA1

            7e3c8c54b2d4acaba0134076d110826bbb1155d1

            SHA256

            ac5eb728f714de5a652b0fb0dd8e9bbbb4dd3a43ab98cbc86040954b257f5387

            SHA512

            6b190ad437af86cbbccad3108feaa51b42ff7fada86ed962dc1fd6aa18003b5f0805d416f2cf8c7e638cf20953ea81fa69186d43c6aca417baaf8af185a2df7c

          • F:\$RECYCLE.BIN\S-1-5-21-3849525425-30183055-657688904-1000\_desktop.ini

            Filesize

            9B

            MD5

            7b55ef79e83deff31c4c16ca44427d3d

            SHA1

            cd86347713b82993e86355d6937d54d08aef56b0

            SHA256

            c440aca6a410ba6673250517487032636dbb9a73d8287b312a49867b99b81f46

            SHA512

            1a53953508d74b22c37a81dec6767624bf7ca04cf1aa45f7b7a447e63f86cf6a469c89444f9f4b9d902899f4a005dbd6fa1a82fc432b6cf84b62ced9d31f512e

          • \Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe

            Filesize

            60KB

            MD5

            ed0fde686788caec4f2cb1ec9c31680c

            SHA1

            81ae63b87eaa9fa5637835d2122c50953ae19d34

            SHA256

            e362670f93cdd952335b1a41e5529f184f2022ea4d41817a9781b150b062511c

            SHA512

            d90d5e74a9be23816a93490ed30c0aae9f7f038a42bd14aa2ce78e95967b4aabd848f006f00ade619c9976755658d45aa0f5b6d5babbbb2d59a6ed3a3a12ac6b

          • \Users\Admin\AppData\Local\Temp\d6d4cda75e853471f2661c44cbf58073f694def7147e4977c4dd774d021f0d58.exe

            Filesize

            60KB

            MD5

            ed0fde686788caec4f2cb1ec9c31680c

            SHA1

            81ae63b87eaa9fa5637835d2122c50953ae19d34

            SHA256

            e362670f93cdd952335b1a41e5529f184f2022ea4d41817a9781b150b062511c

            SHA512

            d90d5e74a9be23816a93490ed30c0aae9f7f038a42bd14aa2ce78e95967b4aabd848f006f00ade619c9976755658d45aa0f5b6d5babbbb2d59a6ed3a3a12ac6b

          • memory/1276-29-0x0000000002B00000-0x0000000002B01000-memory.dmp

            Filesize

            4KB

          • memory/2632-20-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2632-33-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2632-365-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2632-1798-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2632-1799-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2632-3967-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2632-4050-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/3032-12-0x0000000000230000-0x000000000026D000-memory.dmp

            Filesize

            244KB

          • memory/3032-17-0x0000000000230000-0x000000000026D000-memory.dmp

            Filesize

            244KB

          • memory/3032-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/3032-16-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB