Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/06/2024, 23:42

General

  • Target
    ba278ec040eb5df044a5baf5ca95fb2f_JaffaCakes118.exe
  • Size 988KB
  • Sample240617-3qe5paygld
  • SHA256 d90dc3f22cc7bd92f22bafa9d77b0e373849386eae57606b42239f915357084a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba278ec040eb5df044a5baf5ca95fb2f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ba278ec040eb5df044a5baf5ca95fb2f_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
      2⤵
        PID:2400
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"
        2⤵
        • Checks computer location settings
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:2436
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Sar_Senapati_SGSF_Ltd._11.09.pdf
          3⤵
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:4432
          • 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,0x100,0x104,0xd8,0x108,0x7fffb7be46f8,0x7fffb7be4708,0x7fffb7be4718
            4⤵
              PID:4284
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2036 /prefetch:2
              4⤵
                PID:4164
              • 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=2020,14789727115084139188,3804548595348635171,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2136 /prefetch:3
                4⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:3304
              • 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=2020,14789727115084139188,3804548595348635171,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2812 /prefetch:8
                4⤵
                  PID:4720
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --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=3212 /prefetch:1
                  4⤵
                    PID:1988
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --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=3240 /prefetch:1
                    4⤵
                      PID:4060
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --lang=en-US --extension-process --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4252 /prefetch:1
                      4⤵
                        PID:640
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=ppapi --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --lang=en-US --device-scale-factor=1 --ppapi-antialiased-text-enabled=1 --ppapi-subpixel-rendering-setting=1 --mojo-platform-channel-handle=5124 /prefetch:6
                        4⤵
                          PID:3820
                        • 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=2020,14789727115084139188,3804548595348635171,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5492 /prefetch:8
                          4⤵
                            PID:4472
                          • 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=2020,14789727115084139188,3804548595348635171,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5492 /prefetch:8
                            4⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:2256
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --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=5488 /prefetch:1
                            4⤵
                              PID:4728
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --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=5328 /prefetch:1
                              4⤵
                                PID:620
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4076 /prefetch:1
                                4⤵
                                  PID:624
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3212 /prefetch:1
                                  4⤵
                                    PID:1056
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2020,14789727115084139188,3804548595348635171,131072 --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=3036 /prefetch:2
                                    4⤵
                                      PID:3476
                                  • C:\Users\Admin\AppData\Local\Temp\NP1.exe
                                    "C:\Users\Admin\AppData\Local\Temp\NP1.exe" C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe
                                    3⤵
                                    • Executes dropped EXE
                                    • Suspicious behavior: EnumeratesProcesses
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:4620
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2396
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:868

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 2ebd5229b9dc642afba36a27c7ac12d90196b1c50985c37e94f4c17474e15411
                                        • MD5 SHA1 SHA512

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 e6bbd4933b9baa1df4bb633319174de07db176ec215e71c8568d27c5c577184d
                                        • MD5 SHA1 SHA512

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 6KB
                                        • SHA256 a4c4158e29faa636aec3985f8ea9d6578f8ba5fc0ba48e02e7df9789ee0f564c
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 6KB
                                        • SHA256 ac605a5d5f08bfe55d1b7866b53ad16fc85771c1f2cb397159f3aa0c4e269721
                                        • 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 11KB
                                        • SHA256 b74e4f00ad524fac45ec09568352032a853c33d58379885fe1c60da1f29c5c5a
                                        • MD5 SHA1 SHA512 SSDEEP

                                        NP1.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\NP1.exe
                                        • Size 10KB
                                        • SHA256 c2cae82e01d954e3a50feaebcd3f75de7416a851ea855d6f0e8aaac84a507ca3
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Sar_Senapati_SGSF_Ltd._11.09.pdf

                                        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Sar_Senapati_SGSF_Ltd._11.09.pdf
                                        • Size 78KB
                                        • SHA256 615d36ea54f42ee5ede68d7dbc5a07fa112b6b6a57bb2d75a70181c21c15c8cc
                                        • MD5 SHA1 SHA512 SSDEEP

                                        memory/880-7-0x0000000002BB0000-0x0000000002CA5000-memory.dmp

                                        memory/880-2-0x0000000002420000-0x0000000002515000-memory.dmp

                                        memory/880-6-0x0000000002420000-0x0000000002515000-memory.dmp

                                        memory/880-3-0x0000000002BB0000-0x0000000002CA5000-memory.dmp

                                        memory/880-0-0x0000000002110000-0x0000000002111000-memory.dmp

                                        memory/880-1-0x0000000000400000-0x0000000000494000-memory.dmp

                                        memory/880-5-0x0000000000400000-0x0000000000494000-memory.dmp

                                        memory/2436-8-0x00000000742B2000-0x00000000742B3000-memory.dmp

                                        memory/2436-9-0x00000000742B0000-0x0000000074861000-memory.dmp

                                        memory/2436-10-0x00000000742B0000-0x0000000074861000-memory.dmp

                                        memory/2436-4-0x0000000000400000-0x0000000000456000-memory.dmp

                                        memory/2436-80-0x00000000742B2000-0x00000000742B3000-memory.dmp

                                        memory/2436-81-0x00000000742B0000-0x0000000074861000-memory.dmp

                                        memory/4620-31-0x00000000742B0000-0x0000000074861000-memory.dmp

                                        memory/4620-32-0x00000000742B0000-0x0000000074861000-memory.dmp

                                        memory/4620-82-0x00000000742B0000-0x0000000074861000-memory.dmp