Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/11/2024, 16:08

General

  • Target
    a2e137b96fcf8ffe157b8d9b871c9c2f_JaffaCakes118.exe
  • Size 332KB
  • Sample241126-tk9bxavlfp
  • SHA256 6458fc166f5dea867237ded207571f1bc50f9ccf04aa31467776a729224ebfbf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Locky

    Ransomware strain released in 2016, with advanced features like anti-analysis.

  • Locky (Osiris variant)

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

  • Locky family
  • Locky_osiris family
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 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\a2e137b96fcf8ffe157b8d9b871c9c2f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a2e137b96fcf8ffe157b8d9b871c9c2f_JaffaCakes118.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:428
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\DesktopOSIRIS.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:3788
      • 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,0x100,0x104,0xd8,0x108,0x7ffd817746f8,0x7ffd81774708,0x7ffd81774718
        3⤵
          PID:4976
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2032 /prefetch:2
          3⤵
            PID:4712
          • 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=1972,1817668484443414178,14088413689020156868,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2268 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4600
          • 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=1972,1817668484443414178,14088413689020156868,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2688 /prefetch:8
            3⤵
              PID:2360
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --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=3280 /prefetch:1
              3⤵
                PID:496
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --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=3288 /prefetch:1
                3⤵
                  PID:948
                • 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=1972,1817668484443414178,14088413689020156868,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5200 /prefetch:8
                  3⤵
                    PID:1716
                  • 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=1972,1817668484443414178,14088413689020156868,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5200 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2188
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --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=4800 /prefetch:1
                    3⤵
                      PID:4604
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --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=4788 /prefetch:1
                      3⤵
                        PID:852
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --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=5280 /prefetch:1
                        3⤵
                          PID:4272
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --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=5616 /prefetch:1
                          3⤵
                            PID:4420
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1972,1817668484443414178,14088413689020156868,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4852 /prefetch:2
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4368
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\a2e137b96fcf8ffe157b8d9b871c9c2f_JaffaCakes118.exe"
                          2⤵
                          • System Location Discovery: System Language Discovery
                          PID:4700
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:4360
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4296

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 152B
                                • SHA256 4e2510a1d5a50a94fe4ce0f74932ab780758a8cbdc6d176a9ce8ab92309f26f8
                                • MD5 SHA1 SHA512

                                settings.dat

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                • Size 152B
                                • SHA256 38355fd694faf1223518e40bac1996bdceaf44191214b0a23c4334d5fb07d031
                                • MD5 SHA1 SHA512

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                • Size 5KB
                                • SHA256 6b4dd1022ce12b5d242c4b5de9bad25675c3472755915c68fccab87d4636beb2
                                • MD5 SHA1 SHA512 SSDEEP

                                Preferences

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                • Size 6KB
                                • SHA256 c6c5eee02369fce89503c12b2f7da991c20dbd55169847da9aa8808eb11171e5
                                • MD5 SHA1 SHA512 SSDEEP

                                CURRENT

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                • Size 16B
                                • SHA256 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
                                • MD5 SHA1 SHA512

                                Local State

                                • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                • Size 10KB
                                • SHA256 20b09d8c8c5dd3c11344e2c7e934815ace678e606a54a3e6355bf23d2efdade1
                                • MD5 SHA1 SHA512 SSDEEP

                                OSIRIS-ae59.htm

                                • Path C:\Users\Admin\Documents\OSIRIS-ae59.htm
                                • Size 8KB
                                • SHA256 0dc7b4221e0fbef2c812676100e709788a283eea01772bb1b47ec102ab97bafe
                                • MD5 SHA1 SHA512 SSDEEP

                                memory/428-5-0x0000000002250000-0x0000000002251000-memory.dmp

                                memory/428-7-0x0000000000400000-0x0000000000458000-memory.dmp

                                memory/428-11-0x0000000002290000-0x00000000022B7000-memory.dmp

                                memory/428-12-0x0000000002290000-0x00000000022B7000-memory.dmp

                                memory/428-13-0x0000000002290000-0x00000000022B7000-memory.dmp

                                memory/428-9-0x0000000002250000-0x0000000002251000-memory.dmp

                                memory/428-330-0x0000000002290000-0x00000000022B7000-memory.dmp

                                memory/428-10-0x0000000000400000-0x0000000000458000-memory.dmp

                                memory/428-6-0x0000000002250000-0x0000000002251000-memory.dmp

                                memory/428-0-0x0000000006A70000-0x0000000006AE2000-memory.dmp

                                memory/428-4-0x0000000006A70000-0x0000000006AE2000-memory.dmp

                                memory/428-3-0x0000000002250000-0x0000000002251000-memory.dmp

                                memory/428-2-0x0000000002250000-0x0000000002251000-memory.dmp

                                memory/428-1-0x0000000002250000-0x0000000002251000-memory.dmp