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Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2024, 03:58

General

  • Target

    7f4a75740a7803fdc0f562f236de088a7bfd635bde1ea7d393c9ee4039c5e835.exe

  • Size

    66KB

  • MD5

    57f96165491965febc86eaa504a68961

  • SHA1

    83e14239a7e3de7030899d76f1b26a1fe4bb3429

  • SHA256

    7f4a75740a7803fdc0f562f236de088a7bfd635bde1ea7d393c9ee4039c5e835

  • SHA512

    f09dd1fe6802fa10c5cee1dea516331200960ed001b35ee4ea10f9c1f14794bce0ac19f1c7116bb107a7f9e210e960784c363b818608a19606a5c205db60c467

  • SSDEEP

    768:KjO5RroZJ76739sBWs69a7zKHOrEz+mKLtOWDA8Ur9BWErx0YCPuRAj0U1hkp26x:Kje+Zk78UKUWWZoEV0JuRUFyMOaHQ1l

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 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:1188
      • C:\Users\Admin\AppData\Local\Temp\7f4a75740a7803fdc0f562f236de088a7bfd635bde1ea7d393c9ee4039c5e835.exe
        "C:\Users\Admin\AppData\Local\Temp\7f4a75740a7803fdc0f562f236de088a7bfd635bde1ea7d393c9ee4039c5e835.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2728
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2748
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2884
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a822B.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2624
            • C:\Users\Admin\AppData\Local\Temp\7f4a75740a7803fdc0f562f236de088a7bfd635bde1ea7d393c9ee4039c5e835.exe
              "C:\Users\Admin\AppData\Local\Temp\7f4a75740a7803fdc0f562f236de088a7bfd635bde1ea7d393c9ee4039c5e835.exe"
              4⤵
              • Executes dropped EXE
              PID:2644
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops startup file
            • 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:2820
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2340
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2732
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2356
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2336

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            477KB

            MD5

            c32f3ae2a93a21a604cd493d86b40278

            SHA1

            4428387f1a1dd12ff5607459bcf4d89cd8ed80fe

            SHA256

            b84bbbbc007c88ca79ea94b2cf92e7a3093c8de3a8ce4b70b6f4d0a9480595a8

            SHA512

            5e7bb3318deebf7663fc4b9c3b20ce75986e32cbb27c34ec94fccf5affde4f0dd9e5dd0bef38510d088ec00b885dccafff09706a75fd927f882540ead7cc7965

          • C:\Users\Admin\AppData\Local\Temp\$$a822B.bat

            Filesize

            722B

            MD5

            7e6f1d1c88faf6408e39b65f2045c4db

            SHA1

            6e8d4fe3f4142f02230fd304a0f92e9c3a8ce949

            SHA256

            ec9939a1f74001bf0a6f6e2f137e5219e85fa65bbd3ed1c5a363dd5abb66b449

            SHA512

            ab834e7fa2a9b92c280b4e9e1c9470756bcf1401bc1f9ab0924f5810015060fb6871d48c8e093cff139cf72064fc89fb4d004004382e59b19b52557a1daf25de

          • C:\Users\Admin\AppData\Local\Temp\7f4a75740a7803fdc0f562f236de088a7bfd635bde1ea7d393c9ee4039c5e835.exe.exe

            Filesize

            33KB

            MD5

            69b16c7b7746ba5c642fc05b3561fc73

            SHA1

            83d80d668dca76b899e1bf662ddee0e0c18ac791

            SHA256

            0deceb6b1b7a2dd1f13133ac7328ff420dad4610cee1fa7466e8e0f6baa39116

            SHA512

            6b8eebcfe5b04141640047fe468371ad02bb115ee9ef00260c0b33cfd56b142c2e01b3b1c6f07281aa57b1f3b9fdb1f1082fe5620f88a57b92d8f547267ef154

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            5910701a0a876d3bc74907c1eff1b580

            SHA1

            57ebb749a0c691ee683993fc9c456136d2afae40

            SHA256

            d78ab6d9a8574207668d5c80b9ed294b49d97645572247c3f93e41e9d2f8682a

            SHA512

            e03ca506d074e47bac87c2a7f111a7b41cc58ffe040c4d3bd6e78efaaa0231c6169f0e35d91c8693bf2f5f79b97ac46dfb7459aef1175db3fd811377d6a3a67c

          • F:\$RECYCLE.BIN\S-1-5-21-2660163958-4080398480-1122754539-1000\_desktop.ini

            Filesize

            9B

            MD5

            1368e4d784ef82633de86fa6bc6e37f9

            SHA1

            77c7384e886b27647bb4f2fd364e7947e7b6abc6

            SHA256

            57507bed6cf91d70e66bd4cc287634889ef30b648cb7c44a4edec0e2cb68b772

            SHA512

            3cb7168e776eb564768e30eba43174014a85108ab306a7c07a1522fb42173c381a5bff9ac10944fd345dd5308061cbe2878c60d1e878f8768281c1adcf5dd85b

          • memory/1188-28-0x0000000002E40000-0x0000000002E41000-memory.dmp

            Filesize

            4KB

          • memory/2728-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2728-17-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2820-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2820-32-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2820-3343-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2820-4193-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB