Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 20:21

General

  • Target

    c9dd3682f37e3d6394fb30d787ad60f24d7dab5234f07edc19e5cbb2a5e05725.exe

  • Size

    5.7MB

  • MD5

    c281217553f46ac406f26b520cad1f0b

  • SHA1

    85e3b8baff69cc3df6e70a9f70670f13dae7d8b4

  • SHA256

    c9dd3682f37e3d6394fb30d787ad60f24d7dab5234f07edc19e5cbb2a5e05725

  • SHA512

    1f29b1fbe372f6452e8153ca10153632c6c15cca775a3a756e23ffa81e911d456ab264e82abc34f5d56db3e5ffec5988369aa7c3a7987c1f974a726d3f65dd7a

  • SSDEEP

    49152:QKPv94AEsKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTPn:QsKUgTH2M2m9UMpu1QfLczqssnKSk

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 26 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3428
      • C:\Users\Admin\AppData\Local\Temp\c9dd3682f37e3d6394fb30d787ad60f24d7dab5234f07edc19e5cbb2a5e05725.exe
        "C:\Users\Admin\AppData\Local\Temp\c9dd3682f37e3d6394fb30d787ad60f24d7dab5234f07edc19e5cbb2a5e05725.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3468
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:692
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2532
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4045.bat
            3⤵
              PID:896
              • C:\Users\Admin\AppData\Local\Temp\c9dd3682f37e3d6394fb30d787ad60f24d7dab5234f07edc19e5cbb2a5e05725.exe
                "C:\Users\Admin\AppData\Local\Temp\c9dd3682f37e3d6394fb30d787ad60f24d7dab5234f07edc19e5cbb2a5e05725.exe"
                4⤵
                • Executes dropped EXE
                PID:3140
            • 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:1660
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4332
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:3088
                • C:\Windows\SysWOW64\net.exe
                  net stop "Kingsoft AntiVirus Service"
                  4⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4424
                  • C:\Windows\SysWOW64\net1.exe
                    C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                    5⤵
                      PID:4128

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              577KB

              MD5

              2eb930ab764c7a226aad2650e09e608d

              SHA1

              35701cc91b828a1b1ce14a4f56d8fc3291624409

              SHA256

              270829b95b6dd6e4e3233ff54bc0ef2406e45e48c5915150401273309450188c

              SHA512

              7b8370d26b35b4125a4a39cb69658a36759725c9b2a10b89b6b7975cd4a2d8d2b63cb9f2c296ddf0c51ddcc3418c3d6871749ca4c28d5422997f1b8bbe6d3339

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

              Filesize

              644KB

              MD5

              3908c6f85096d094870328fabaebbe66

              SHA1

              9106bf68a43f77be7cb02afe73fe299b60961153

              SHA256

              864b33d1d5b355ef42f7911c58ec7b33a902815bfbd69d73e7f304ce49ae7ef7

              SHA512

              8ace41dd303c4a5a8caad76e99d3445f7a8e992bd0d74a5ab3e6afd5c5f2d2b52fbf8160d37dd412d9db4d8db018c62b0576975275dd0367dd19397c8b3463b1

            • C:\Users\Admin\AppData\Local\Temp\$$a4045.bat

              Filesize

              722B

              MD5

              3946d1bf6fd4efd6d1a280dd48fe51e1

              SHA1

              e9210a490f70898c13baaeaf833e89ddce494357

              SHA256

              5cbcff27f0b2fe519f4d77bfd6aa6496ad2a2ebaaf92d1fa2aac015179c98651

              SHA512

              ebd7d0ccf20f54ea73d76a9ebae07c75121ab91cac3ef78cd5188991a2c11e133d609190d3dca780df7d9381ef766f221c45f8c613da84443e1f36b02ee3b4f6

            • C:\Users\Admin\AppData\Local\Temp\c9dd3682f37e3d6394fb30d787ad60f24d7dab5234f07edc19e5cbb2a5e05725.exe.exe

              Filesize

              5.7MB

              MD5

              ba18e99b3e17adb5b029eaebc457dd89

              SHA1

              ec0458f3c00d35b323f08d4e1cc2e72899429c38

              SHA256

              f5ee36de8edf9be2ac2752b219cfdcb7ca1677071b8e116cb876306e9f1b6628

              SHA512

              1f41929e6f5b555b60c411c7810cbf14e3af26100df5ac4533ec3739a278c1b925687284660efb4868e3741305098e2737836229efc9fe46c97a6057c10e677c

            • C:\Windows\Logo1_.exe

              Filesize

              33KB

              MD5

              54bf44306953a5b6f406e5540e60c7b4

              SHA1

              5252474cc785229e8b958668a72650a1d5777a4d

              SHA256

              25ba409f54719204b0cc95c4f522e39892c2cf19acb35df862bf9c47556c1c45

              SHA512

              17e48d33e3012ae8790af9677434dbbad419c6876388c4b4c9e7178d582e7967b63b5107a85e5a4062656241006c1d6d8d5183f0e20b1a3aa2cb6eff5abf176f

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

              Filesize

              842B

              MD5

              6f4adf207ef402d9ef40c6aa52ffd245

              SHA1

              4b05b495619c643f02e278dede8f5b1392555a57

              SHA256

              d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

              SHA512

              a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

            • F:\$RECYCLE.BIN\S-1-5-21-2804150937-2146708401-419095071-1000\_desktop.ini

              Filesize

              9B

              MD5

              ef2876ec14bdb3dc085fc3af9311b015

              SHA1

              68b64b46b1ff0fdc9f009d8fffb8ee87c597fa56

              SHA256

              ac2a34b4f2d44d19ca4269caf9f4e71cdb0b95ba8eb89ed52c5bc56eeeb1971c

              SHA512

              c9998caa062ad5b1da853fabb80e88e41d9f96109af89df0309be20469ca8f5be9dd1c08f3c97030e3a487732e82304f60ee2627462e017579da4204bc163c8f

            • memory/1660-19-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/1660-3425-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/1660-8695-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/3468-0-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/3468-11-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB