Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-05-2024 02:30

General

  • Target

    779df3e9d22b688c2483a16130d3887c_JaffaCakes118.exe

  • Size

    615KB

  • MD5

    779df3e9d22b688c2483a16130d3887c

  • SHA1

    dd83fb41fc7ac424dc27c96f602bbcb352f63d48

  • SHA256

    7901ebd5dd0b9ab60dab39754ae62dcca413b4d3a6a2120af442bab86b3395f8

  • SHA512

    50522b51e0ad216f16745e131fedb861ba01e930dcc06097e9ccabca9fc72765ba980734cadfd2d6fb8015e93d5f875a531bdf12b2c1b87337cf1d54de1be1cb

  • SSDEEP

    12288:ABRpTQKGR7CeMawvztNwKkwuNd23Pn9bzX2vuZiZ7LiA7OK:AVTQz6aWs723Ptb2mZY7e81

Malware Config

Signatures

  • Locky (Lukitus variant)

    Variant of the Locky ransomware seen in the wild since late 2017.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\779df3e9d22b688c2483a16130d3887c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\779df3e9d22b688c2483a16130d3887c_JaffaCakes118.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Suspicious use of WriteProcessMemory
    PID:1376
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\lukitus.htm
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4008
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffe98c046f8,0x7ffe98c04708,0x7ffe98c04718
        3⤵
          PID:3112
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2124 /prefetch:2
          3⤵
            PID:1688
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2236 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4060
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2824 /prefetch:8
            3⤵
              PID:640
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3244 /prefetch:1
              3⤵
                PID:3488
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3248 /prefetch:1
                3⤵
                  PID:544
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5188 /prefetch:8
                  3⤵
                    PID:2108
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5188 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3496
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4764 /prefetch:1
                    3⤵
                      PID:4804
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4760 /prefetch:1
                      3⤵
                        PID:3184
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3508 /prefetch:1
                        3⤵
                          PID:1804
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,12809379169364618867,1782781118734452921,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3512 /prefetch:1
                          3⤵
                            PID:4576
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\779df3e9d22b688c2483a16130d3887c_JaffaCakes118.exe"
                          2⤵
                            PID:4380
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:3196
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4832

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                              Filesize

                              152B

                              MD5

                              439b5e04ca18c7fb02cf406e6eb24167

                              SHA1

                              e0c5bb6216903934726e3570b7d63295b9d28987

                              SHA256

                              247d0658695a1eb44924a32363906e37e9864ba742fe35362a71f3a520ad2654

                              SHA512

                              d0241e397060eebd4535197de4f1ae925aa88ae413a3a9ded6e856b356c4324dfd45dddfef9a536f04e4a258e8fe5dc1586d92d1d56b649f75ded8eddeb1f3e2

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                              Filesize

                              152B

                              MD5

                              a8e767fd33edd97d306efb6905f93252

                              SHA1

                              a6f80ace2b57599f64b0ae3c7381f34e9456f9d3

                              SHA256

                              c8077a9fc79e2691ef321d556c4ce9933ca0570f2bbaa32fa32999dfd5f908bb

                              SHA512

                              07b748582fe222795bce74919aa06e9a09025c14493edb6f3b1f112d9a97ac2225fe0904cac9adf2a62c98c42f7877076e409803014f0afd395f4cc8be207241

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                              Filesize

                              5KB

                              MD5

                              b577f64bd7a06f743d54c2ebbe2124e8

                              SHA1

                              a855882db2caa7d127231f76a96d957459c71fba

                              SHA256

                              67d99b12ff50b895d1f68a803f7b767d804bd3733f9efe09783570c01dab43fb

                              SHA512

                              89c28d49c76dc7b037aa3f8af08aa361b2ce1db922cb69a15d5de0a80b69ca1c9a935f57c649d8fa311e26998dc8bd0b28df1fa5acbff01848c1ccfabb3267de

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                              Filesize

                              6KB

                              MD5

                              62563aff7ef786de353dc6d1b30d0810

                              SHA1

                              b2568d5ea54d0c8ccb4c9da5ade9099e46eba49b

                              SHA256

                              8f2d4650705404036ba8266aebfc9eafdd546dd170d52be6118cbb994d84dae8

                              SHA512

                              5175fd012da381c5a5b30499892499f20dadc7018414dd6eef7818b0ca86c4bf8ae4c06927b565fa1f760b066482786dddc677d7e0eb17b168d5cc19280918b0

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                              Filesize

                              16B

                              MD5

                              206702161f94c5cd39fadd03f4014d98

                              SHA1

                              bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                              SHA256

                              1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                              SHA512

                              0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                              Filesize

                              16B

                              MD5

                              46295cac801e5d4857d09837238a6394

                              SHA1

                              44e0fa1b517dbf802b18faf0785eeea6ac51594b

                              SHA256

                              0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                              SHA512

                              8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                              Filesize

                              11KB

                              MD5

                              5d02be924010ad2a283a3abbbd6d7aed

                              SHA1

                              2c751c1e085920b6c07e2aab91cde5650f47da0c

                              SHA256

                              34551144ef1a684f9b22faed2f2ec0057a26f5138c14a4855565b5db02432360

                              SHA512

                              c3a5d8185dce1b7ba4b834a29ffbbdfbbc7de38e1816b4d45ff4784f3b7f5fb0e37db9107cf888015884295b3313863521936f247095d076eff5bfbfa98261b2

                            • C:\Users\Admin\Desktop\lukitus.htm

                              Filesize

                              8KB

                              MD5

                              eed5397a75c7ba8624078212b726c810

                              SHA1

                              c50d2d840028206086d3ec823ddc5661783a9de1

                              SHA256

                              3e5b780cd6a18d10ce22a1bf036fdae0ccf7fb175adf7a1f0600b936916b054c

                              SHA512

                              6aa32c1310a9deee71fb25ec3c51f1a6188e7cf900a6366b63a6457de1c4252609b58ea54ff0aebcfaebe4a0b486db605604a756e03c5da754925f60642b5db0

                            • memory/1376-302-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/1376-307-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/1376-19-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/1376-2-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/1376-20-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/1376-18-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/1376-6-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/1376-5-0x000000000049B000-0x000000000049C000-memory.dmp

                              Filesize

                              4KB

                            • memory/1376-0-0x000000000049B000-0x000000000049C000-memory.dmp

                              Filesize

                              4KB

                            • memory/1376-1-0x0000000000630000-0x0000000000631000-memory.dmp

                              Filesize

                              4KB