Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-06-2024 19:09

General

  • Target

    8f1c524cd3dd25e3d7b0e958db51048f_JaffaCakes118.exe

  • Size

    615KB

  • MD5

    8f1c524cd3dd25e3d7b0e958db51048f

  • SHA1

    7c37371d755738b20f8f5ab9ca236d04c9a0d60b

  • SHA256

    fa5a353c16cbb3bc976b2a37abc69f2a0367e30093e68bb8986db106d2fcdb9a

  • SHA512

    52a5b63e97ea67b15a43a94a916040fd727bb840cc26f1615cd81ab656a5e99258fde5f46b657d9d2b1ff072a266fe501ec450914a1027a2f6c98044ce9783fc

  • SSDEEP

    12288:YBRpTibB8xNbXVhMnlodESdkVU6e23mBH9XPfHL2ad7s51:YVTFx9lhWlM2zfmBH9XnPW

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 7 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\8f1c524cd3dd25e3d7b0e958db51048f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8f1c524cd3dd25e3d7b0e958db51048f_JaffaCakes118.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Suspicious use of WriteProcessMemory
    PID:2252
    • 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:2736
      • 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,0x100,0x104,0xd8,0x108,0x7ffc6ec646f8,0x7ffc6ec64708,0x7ffc6ec64718
        3⤵
          PID:3224
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,5611191170980164259,15640462470138349979,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2124 /prefetch:2
          3⤵
            PID:4372
          • 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=2120,5611191170980164259,15640462470138349979,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2232 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2116
          • 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=2120,5611191170980164259,15640462470138349979,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2684 /prefetch:8
            3⤵
              PID:816
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,5611191170980164259,15640462470138349979,131072 --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=3260 /prefetch:1
              3⤵
                PID:5016
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,5611191170980164259,15640462470138349979,131072 --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=3388 /prefetch:1
                3⤵
                  PID:3076
                • 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=2120,5611191170980164259,15640462470138349979,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5092 /prefetch:8
                  3⤵
                    PID:2236
                  • 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=2120,5611191170980164259,15640462470138349979,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5092 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4336
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,5611191170980164259,15640462470138349979,131072 --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=5168 /prefetch:1
                    3⤵
                      PID:2220
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,5611191170980164259,15640462470138349979,131072 --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=5184 /prefetch:1
                      3⤵
                        PID:4036
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,5611191170980164259,15640462470138349979,131072 --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=5660 /prefetch:1
                        3⤵
                          PID:4988
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,5611191170980164259,15640462470138349979,131072 --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=5668 /prefetch:1
                          3⤵
                            PID:1476
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\8f1c524cd3dd25e3d7b0e958db51048f_JaffaCakes118.exe"
                          2⤵
                            PID:4956
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2004
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3928

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

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

                              Filesize

                              152B

                              MD5

                              612a6c4247ef652299b376221c984213

                              SHA1

                              d306f3b16bde39708aa862aee372345feb559750

                              SHA256

                              9d8e24c91cff338e56b518a533cb2e49a2803356bbf6e04892fb168a7ce2844a

                              SHA512

                              34a14d63abb1e3fe0f9927a94393043d458fe0624843e108d290266f554018e6379cba924cb5388735abdd6c5f1e2e318478a673f3f9b762815a758866d10973

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

                              Filesize

                              152B

                              MD5

                              56641592f6e69f5f5fb06f2319384490

                              SHA1

                              6a86be42e2c6d26b7830ad9f4e2627995fd91069

                              SHA256

                              02d4984e590e947265474d592e64edde840fdca7eb881eebde3e220a1d883455

                              SHA512

                              c75e689b2bbbe07ebf72baf75c56f19c39f45d5593cf47535eb722f95002b3ee418027047c0ee8d63800f499038db5e2c24aff9705d830c7b6eaa290d9adc868

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

                              Filesize

                              5KB

                              MD5

                              8dae4ca500091e47130bd8e98d94437b

                              SHA1

                              b25b1c0c713e5a92dc35f4c7dca2fbcc0b65cb32

                              SHA256

                              129b03c55c3186a1a27faed367847b575fd003c9821f4b0fa018a40e5f23044f

                              SHA512

                              a0a6a6c34dd4fce78cb6957974eed9bf8999dd709edbc58559a6080ea82601a210f6606f3bfb039a9f3d788e60397032cc3dc89ab6fa4c8c3107b13c0404ca88

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

                              Filesize

                              6KB

                              MD5

                              739336dcf9e090f0ea3b1953450b7e56

                              SHA1

                              e8b4736fb83635f2e659801fadde21f9ecc62532

                              SHA256

                              7890fb2bb37151d7c37705b10b362346a7716d9221e1d784146609d80db61a2a

                              SHA512

                              acb56b34d7d479cc54b69eef6435cceaa537fb9792e0a0dc982e8a8f69d80dab5c3fddf6e645b28d6bb6046306dd1115b9843d15a02e4d2e4f78bd6ce80522e8

                            • 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\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\Local State

                              Filesize

                              11KB

                              MD5

                              5c1726aa7e8d29d59ef58498d53b0153

                              SHA1

                              7875ee0e53fe6be3a934e4f9e6c632a8d88136cc

                              SHA256

                              c706736dd3626fd4f2856c43482dc59635ff07db52ed69bc50d006154f834db0

                              SHA512

                              b5b18f2b5cca46125fd304d6bba6a33fcdd45a7215ad044630ccee799fec5c6feef0151967f88bc8153d482595558aaf337c868f4e8e9da4296cb30a84497d0a

                            • C:\Users\Admin\Music\lukitus-b218.htm

                              Filesize

                              8KB

                              MD5

                              7bfda91ac89b7a05209e60075403dd31

                              SHA1

                              f4ef59c39a5c4227bf08cd02a04c48ca519cae39

                              SHA256

                              c77e606089c8140ccd604586aa1d5e415f02002011bef98d20b073cb929f1f64

                              SHA512

                              87013d7d193f4816cc2adc26932d35c1be57f29a8b7a9bfc84c5b36e8d4d6da5cf2c0964143cc09b95a6b3a3012d4811f418896f45bf946498e18f5a15130a86

                            • memory/2252-308-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/2252-313-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/2252-18-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/2252-1-0x0000000000660000-0x0000000000661000-memory.dmp

                              Filesize

                              4KB

                            • memory/2252-17-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/2252-16-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/2252-6-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/2252-5-0x000000000049B000-0x000000000049C000-memory.dmp

                              Filesize

                              4KB

                            • memory/2252-2-0x0000000000400000-0x0000000000487000-memory.dmp

                              Filesize

                              540KB

                            • memory/2252-0-0x000000000049B000-0x000000000049C000-memory.dmp

                              Filesize

                              4KB