Analysis

  • max time kernel
    149s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 12:28

General

  • Target

    9331432fdb2f0c092fa43877927f8551a8c7cdeb13a515376aff69accfec5952.exe

  • Size

    96KB

  • MD5

    9bdf0654c011c9bc298f3f1056cbb4ba

  • SHA1

    bf68ac2e43de63dff313e9329752cbc7b7a9d6b3

  • SHA256

    9331432fdb2f0c092fa43877927f8551a8c7cdeb13a515376aff69accfec5952

  • SHA512

    4ddca742115f3dc19e397156e88139d35918f36dcf1c041476c6b5050df32659d3dc9f1543b9a102c370dda199ce0fbd4c4550207fadd61053b694430a894e8e

  • SSDEEP

    1536:rGFaYzMXqtGNtty1yVumRTTChUzS40nWzpXVP/XVXDEiC04pmI+Wy:rGFaY46tGNtty1X0+WzpX9XVXDnj4ry

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 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 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3508
      • C:\Users\Admin\AppData\Local\Temp\9331432fdb2f0c092fa43877927f8551a8c7cdeb13a515376aff69accfec5952.exe
        "C:\Users\Admin\AppData\Local\Temp\9331432fdb2f0c092fa43877927f8551a8c7cdeb13a515376aff69accfec5952.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1952
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2636
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1612
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a544A.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:548
            • C:\Users\Admin\AppData\Local\Temp\9331432fdb2f0c092fa43877927f8551a8c7cdeb13a515376aff69accfec5952.exe
              "C:\Users\Admin\AppData\Local\Temp\9331432fdb2f0c092fa43877927f8551a8c7cdeb13a515376aff69accfec5952.exe"
              4⤵
              • Executes dropped EXE
              PID:3924
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • 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:3680
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2572
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:5044
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:3844
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2172

          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:\Program Files\7-Zip\7z.exe

            Filesize

            577KB

            MD5

            cac99ad0161a99e0d6fd07e1843524b7

            SHA1

            c3d87148ecc623592a8061ce4ad6c88584e115ad

            SHA256

            62d5cd98103b1dc5452f455a26f2b566812386597eb9cfee2ca3b5e01f0a0f27

            SHA512

            f479dc0ea615699d832539642d4bd63325e1b47e147fe3e94cc6584fc205fa4a1e454375ea5da87238b8210d3565ab742136c3ce850842b76a1335e626041081

          • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

            Filesize

            644KB

            MD5

            d9b62e4240dd99918ec39a90574fcc1e

            SHA1

            aca7b6d133487779dad04399979342285ac7ac74

            SHA256

            3c9be9eeff4911ecb235ec57a0c90c6db74b371d45c7a6fae2afac78a1bf1391

            SHA512

            8980894349e1d3708f8176fcfc23675061d402126a77af27e6eb61d4d67d41bb2b1e743865f1626a77cca89aff29aa24d21c8cf3f879aba9bd8c0b9a035b8026

          • C:\Users\Admin\AppData\Local\Temp\$$a544A.bat

            Filesize

            722B

            MD5

            825c1855c63aed5c31e47ba93f0156c4

            SHA1

            caa9ea80c94efe53941ed749905f68fc9a07d806

            SHA256

            cf8b272e33d1be8de9047a684b9dd7d797e5889e0edbaf35213a355c041d7345

            SHA512

            dbdc5f49083bbef1fe3b3752f5ae8fc93c3d3f8b45dd20b7a4572ba76256f69c0fca98fe4c15cf107755f8023fc9c9b955b92159b83a251365df06231230fd49

          • C:\Users\Admin\AppData\Local\Temp\9331432fdb2f0c092fa43877927f8551a8c7cdeb13a515376aff69accfec5952.exe.exe

            Filesize

            62KB

            MD5

            c54f1fc981737d618eaab97ba5df6614

            SHA1

            7d4422e8c078f2699093effe564854748b62bc7b

            SHA256

            2a96aa7b2e19c2f7970c258a7760e5cd503442ef5375edca947488fc2d8374c4

            SHA512

            85a454cc272fb6bbe69d833a22a16c3882b899c8dc92b2ae54423c75758c8fd5df683d1deb82bc5de859e96c72b52cc9aec7699cb90f621e9cdc5852e931d65a

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            0c024d12adef144def06e6f299357485

            SHA1

            896f33f1c0bc5c6644094f07d44e2bcc377958bb

            SHA256

            df70e984201f34822e49a6da9037e738e596a51d3e190cf4b76b8c64ebd3c30d

            SHA512

            072a920b5fd0373d40947b9410becd9df1bfdff8913bb0650272a3e4c46b29b826b42998b61426b7eb6fa8d081066d0b0aa183dbf0044e9119b10f9a3faae09d

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

            Filesize

            842B

            MD5

            6f4adf207ef402d9ef40c6aa52ffd245

            SHA1

            4b05b495619c643f02e278dede8f5b1392555a57

            SHA256

            d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

            SHA512

            a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

          • F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\_desktop.ini

            Filesize

            9B

            MD5

            31874817e0fb055be8d2c971c0e3bbde

            SHA1

            ee8a35d6a86cb6d13f354d67d912e194bb09c74b

            SHA256

            94de8b492bc2db9a9592f7c9433547eb7f80826ed67f48d2bb7e22db9d49f544

            SHA512

            55747c69ae50fa212576d095f60cf33b42e26789cf8c34fc5120a45b1988aae95f91d9e37cb17298c5ac5243b2e4c40e1d0e084ce7fe14bceb4ebb318c65c944

          • memory/1952-0-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/1952-10-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3680-20-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3680-12-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3680-5012-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3680-8645-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB