Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/05/2024, 00:00

General

  • Target
    7b013a3308489cbabb6964a744bc70ee_JaffaCakes118.exe
  • Size 130KB
  • Sample240528-aahxesgb23
  • SHA256 163649231f5422ad974ff6edb760b3eac67c17c15440e4dd4d286b54b87e9567
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 34 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3432
      • C:\Users\Admin\AppData\Local\Temp\7b013a3308489cbabb6964a744bc70ee_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\7b013a3308489cbabb6964a744bc70ee_JaffaCakes118.exe"
        2⤵
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2708
        • C:\Users\Admin\AppData\Local\Temp\nsw8A02.tmp\9377mycs_Y_mgaz2_01.exe
          9377mycs_Y_mgaz2_01.exe
          3⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in Program Files directory
          • Suspicious use of WriteProcessMemory
          PID:2744
          • C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe
            "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe" "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MeiYing.dll"
            4⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1148
            • C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe
              "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe" "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MeiYing.dll" "1"
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2236
          • C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe
            "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe" "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MeiYing.dll" 2
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetWindowsHookEx
            PID:1432
          • C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe
            "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe" "C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MeiYing.dll" 1
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:3092
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://k.alishantea-tw.com/7b013a3308489cbabb6964a744bc70ee_JaffaCakes118.exe/40.jpg
          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:2984
          • 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,0x100,0x104,0xd8,0x108,0x7ffb517046f8,0x7ffb51704708,0x7ffb51704718
            4⤵
              PID:1264
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2144 /prefetch:2
              4⤵
                PID:840
              • 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=2136,109032955968072516,2508062545114572740,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2224 /prefetch:3
                4⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:1816
              • 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=2136,109032955968072516,2508062545114572740,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2948 /prefetch:8
                4⤵
                  PID:4712
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --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=3328 /prefetch:1
                  4⤵
                    PID:4080
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --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=3296 /prefetch:1
                    4⤵
                      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=2136,109032955968072516,2508062545114572740,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4484 /prefetch:1
                      4⤵
                        PID:3548
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --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=3544 /prefetch:1
                        4⤵
                          PID:548
                        • 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=2136,109032955968072516,2508062545114572740,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4608 /prefetch:8
                          4⤵
                            PID:2596
                          • 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=2136,109032955968072516,2508062545114572740,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4608 /prefetch:8
                            4⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:636
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --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=4624 /prefetch:1
                            4⤵
                              PID:4372
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --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=4576 /prefetch:1
                              4⤵
                                PID:1600
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5008 /prefetch:1
                                4⤵
                                  PID:3336
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5792 /prefetch:1
                                  4⤵
                                    PID:1392
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,109032955968072516,2508062545114572740,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=1860 /prefetch:1
                                    4⤵
                                      PID:3084
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2604
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:2940

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        MYLogger.exe

                                        • Path C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.exe
                                        • Size 377KB
                                        • SHA256 cc6d069c6e4ce7da54901094753cd9df36dcb095b9ead758e809887c2643a5ba
                                        • MD5 SHA1 SHA512 SSDEEP

                                        MYLogger.ini

                                        • Path C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MYLogger.ini
                                        • Size 230B
                                        • SHA256 170348f44bf8ba6a3ba4b9f84480cdcfa89e61f9dd241581c8fb9ee84ad354b1
                                        • MD5 SHA1 SHA512

                                        MeiYing.dll

                                        • Path C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\MeiYing.dll
                                        • Size 463KB
                                        • SHA256 aab3e362c47d454e48f265213bab6e582c3b5c6b7167e54d477c68b9d3dc5b8e
                                        • MD5 SHA1 SHA512 SSDEEP

                                        uninstall.exe

                                        • Path C:\Program Files (x86)\9377÷ÈÓ°´«Ëµ\uninstall.exe
                                        • Size 76KB
                                        • SHA256 68237bdfcda9fdf8747e65df044a8b3668ea5dd26451335e78bf311999cf05e5
                                        • MD5 SHA1 SHA512 SSDEEP

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 247d0658695a1eb44924a32363906e37e9864ba742fe35362a71f3a520ad2654
                                        • MD5 SHA1 SHA512

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 c8077a9fc79e2691ef321d556c4ce9933ca0570f2bbaa32fa32999dfd5f908bb
                                        • MD5 SHA1 SHA512

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 5KB
                                        • SHA256 9059bf9b937fc400922b8937f2436f315adb55744499f60ee83fc4b1373b3cc2
                                        • MD5 SHA1 SHA512 SSDEEP

                                        c6e2cd41-195d-4b0b-9584-515fa97f455a.tmp

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\c6e2cd41-195d-4b0b-9584-515fa97f455a.tmp
                                        • Size 6KB
                                        • SHA256 86fc3495dfe4e638bc2d51ef76cac18dc11c9feffdd544e20f2466e9e6b1aa7f
                                        • MD5 SHA1 SHA512 SSDEEP

                                        CURRENT

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                        • Size 16B
                                        • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                        • MD5 SHA1 SHA512

                                        CURRENT

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                        • Size 16B
                                        • SHA256 1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167
                                        • MD5 SHA1 SHA512

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 11KB
                                        • SHA256 836afc1e4ddd3a09c1679ce0b897a917dbf49f7a83e1b649e12608762e2f2c49
                                        • MD5 SHA1 SHA512 SSDEEP

                                        System.dll

                                        • Path C:\Users\Admin\AppData\Local\Temp\nso33FE.tmp\System.dll
                                        • Size 11KB
                                        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
                                        • MD5 SHA1 SHA512 SSDEEP

                                        ip.dll

                                        • Path C:\Users\Admin\AppData\Local\Temp\nso33FE.tmp\ip.dll
                                        • Size 16KB
                                        • SHA256 7744a495ceacf8584d4f6786699e94a09935a94929d4861142726562af53faa4
                                        • MD5 SHA1 SHA512 SSDEEP

                                        1.ico

                                        • Path C:\Users\Admin\AppData\Local\Temp\nsw8A02.tmp\1.ico
                                        • Size 160KB
                                        • SHA256 862709c2c33bc7df87b87a50f03350d8068cdbddaccafd7a4b56235a653a326c
                                        • MD5 SHA1 SHA512 SSDEEP

                                        9377mycs_Y_mgaz2_01.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\nsw8A02.tmp\9377mycs_Y_mgaz2_01.exe
                                        • Size 649KB
                                        • SHA256 dc0ddb5f676959234ec39c703187a741af91d8e6e17d084dfa256f3770336366
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Inetc.dll

                                        • Path C:\Users\Admin\AppData\Local\Temp\nsw8A02.tmp\Inetc.dll
                                        • Size 20KB
                                        • SHA256 6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6
                                        • MD5 SHA1 SHA512 SSDEEP

                                        NSISdl.dll

                                        • Path C:\Users\Admin\AppData\Local\Temp\nsw8A02.tmp\NSISdl.dll
                                        • Size 14KB
                                        • SHA256 fd0e8be2135f3d326b65520383a3468c3983fa32c9c93594d986b16709d80f28
                                        • MD5 SHA1 SHA512 SSDEEP

                                        System.dll

                                        • Path C:\Users\Admin\AppData\Local\Temp\nsw8A02.tmp\System.dll
                                        • Size 11KB
                                        • SHA256 dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3
                                        • MD5 SHA1 SHA512 SSDEEP

                                        nsProcess.dll

                                        • Path C:\Users\Admin\AppData\Local\Temp\nsw8A02.tmp\nsProcess.dll
                                        • Size 4KB
                                        • SHA256 95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89
                                        • MD5 SHA1 SHA512

                                        Intrenet Explorer.lnk

                                        • Path C:\Users\Admin\Desktop\Intrenet Explorer.lnk
                                        • Size 1KB
                                        • SHA256 21410d86c4dc420678e050361fcab90bf1b12b9498fa30cec3b6e35c486c7024
                                        • MD5 SHA1 SHA512