Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-10-2024 20:18

General

  • Target

    53896b7ef1b80096985dde2a452ac4c1_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    53896b7ef1b80096985dde2a452ac4c1

  • SHA1

    37b2f4c6b2cf02acfb2555a5ffa6ce4da87583db

  • SHA256

    776025157d92f2cc4836a910cc23beaa810c8371e9db287be43f48504b8649ce

  • SHA512

    b0dd3cb6ef9ad53b260ceaa808e3f678a9a466446769377c98c81d4a893dd16c6c4a7137257d00518b5e4ce4ae1c1159fe6453ee24119ae556cc633de85ccaa6

  • SSDEEP

    24576:frJKUK/juqkncxnfS//2oYP+ENxuIW/Rjl/lVlP64htKQtsVELVDiicYQRebMyHz:f1Kb/juqgcxfSE+HIuRjl/lVlP64htKB

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops Chrome extension 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 3 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 Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\53896b7ef1b80096985dde2a452ac4c1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\53896b7ef1b80096985dde2a452ac4c1_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Users\Admin\AppData\Local\Temp\crpCF57.exe
      /S /notray
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3304
    • C:\Users\Admin\AppData\Roaming\B1Toolbar\hpet.exe
      -home -home2 -hie -hff -hgc -spff -et -channel 162341
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies Internet Explorer start page
      • Suspicious behavior: EnumeratesProcesses
      PID:2000
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.4shared.com/video/QgKai-jV/_online.html?ref=downloadhelpererror
      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:4600
      • 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,0x100,0x104,0xd8,0x108,0x7fff275d46f8,0x7fff275d4708,0x7fff275d4718
        3⤵
          PID:4304
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
          3⤵
            PID:1336
          • 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=2096,10035852180898381375,15765341079897461536,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2168 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1128
          • 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=2096,10035852180898381375,15765341079897461536,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2748 /prefetch:8
            3⤵
              PID:4240
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --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:1868
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --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=3264 /prefetch:1
                3⤵
                  PID:920
                • 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=2096,10035852180898381375,15765341079897461536,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5128 /prefetch:8
                  3⤵
                    PID:3228
                  • 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=2096,10035852180898381375,15765341079897461536,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5128 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4992
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --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=5228 /prefetch:1
                    3⤵
                      PID:1504
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --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=3992 /prefetch:1
                      3⤵
                        PID:1760
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --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=5664 /prefetch:1
                        3⤵
                          PID:5008
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --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=5672 /prefetch:1
                          3⤵
                            PID:2856
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,10035852180898381375,15765341079897461536,131072 --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=5332 /prefetch:2
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:3008
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:512
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4808

                          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

                            f426165d1e5f7df1b7a3758c306cd4ae

                            SHA1

                            59ef728fbbb5c4197600f61daec48556fec651c1

                            SHA256

                            b68dfc21866d0abe5c75d70acc54670421fa9b26baf98af852768676a901b841

                            SHA512

                            8d437fcb85acb0705bf080141e7a021740901248985a76299ea8c43e46ad78fb88c738322cf302f6a550caa5e79d85b36827e9b329b1094521b17cf638c015b6

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

                            Filesize

                            152B

                            MD5

                            6960857d16aadfa79d36df8ebbf0e423

                            SHA1

                            e1db43bd478274366621a8c6497e270d46c6ed4f

                            SHA256

                            f40b812ce44e391423eb66602ac0af138a1e948aa8c4116045fef671ef21cd32

                            SHA512

                            6deb2a63055a643759dd0ae125fb2f68ec04a443dbf8b066a812b42352bbcfa4517382ed0910c190c986a864559c3453c772e153ee2e9432fb2de2e1e49ca7fe

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

                            Filesize

                            5KB

                            MD5

                            bcace1c54a8bfa869c554a9203e9ea62

                            SHA1

                            16ff8c4576b0c92c6a74a751730cc7c2a5777f78

                            SHA256

                            5ee36ccae9303baee2974ededb49b4591111bfbcb613da8e185cbc2a03a859ec

                            SHA512

                            20ac0fab373e618172049c2d76126f717a4d685ec1cc78f3159f0937840ba7a2b0cb3ddc405338cf5171d46021832375f5cfbc15dabdc92582baa5d1c9256f1c

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

                            Filesize

                            6KB

                            MD5

                            18c46d570b2fd530908e1c6463bb9865

                            SHA1

                            d8e58b2e82bed2af6a4d2b3a325b8de48e00936a

                            SHA256

                            e9e299075330ec423680247d19a5584beb946d7f009731561f7f1f0d8777bdc8

                            SHA512

                            aa4b3793196e65f0bdfd615b8145563059369c6cdf3e21b3b36d31527597faf28756b48d1f4ea6442b179ea0a374799f763d59ff99bf91c12e258bf35ab2d3ea

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

                            Filesize

                            16B

                            MD5

                            6752a1d65b201c13b62ea44016eb221f

                            SHA1

                            58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                            SHA256

                            0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                            SHA512

                            9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                            Filesize

                            11KB

                            MD5

                            559b118a64e71b14860d02e6e6c73bc8

                            SHA1

                            b5458b631331562b0ee8ec3660b7fbb7487b36e4

                            SHA256

                            50a5f3544375d395d62546385ee292f63acf2a939ec03a8d83a61fccc4136dab

                            SHA512

                            c93bd55f437b4a823659d76b8a9b28b78d098618ff7f970e907b941615981cb72a627c59ae1ac57c3cb5333642dba1254f6f75c5280dd01087c15272a6f2c3cc

                          • C:\Users\Admin\AppData\Local\Temp\crpCF57.exe

                            Filesize

                            806KB

                            MD5

                            661cf9c90eb099fb7b6a394dd8cde2e4

                            SHA1

                            3704e119ea16a3c336f63dc808176a22fbb8582a

                            SHA256

                            1570e0efe0cb98623913d942cf40f2eb5b10458f49842097125c6d6d8604cd07

                            SHA512

                            13c26a514c2022a10b42566a527ef98adaaa9932ffd07612ccdeb371888c037be3b429c956ecb7705699a2b6e3463758735332c9e26ea5f4493a91f30dfb4761

                          • C:\Users\Admin\AppData\Roaming\B1Toolbar\hpet.exe

                            Filesize

                            331KB

                            MD5

                            a3e93460c26e27a69594dc44eb58e678

                            SHA1

                            a615a8a12aa4e01c2197f4f0d78605a75979a048

                            SHA256

                            3a81cefbc928fe136056257b8b57733164f2d1fa9d944dc02897b31b171335c6

                            SHA512

                            39d17b7190f3ff5b3bc3170c8e21d7bba5c32c0f55bd372af2e848ff1ef1392083218a562f3361fdc2db95e4133a19c4ec1cab3e982174d76b8276358dac6530