Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 07:15

General

  • Target

    16affbcbdfb60a64540c9cac9c609391_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    16affbcbdfb60a64540c9cac9c609391

  • SHA1

    1297b4e9992765255ad1fcf4d5a4c9c399d09ccf

  • SHA256

    dcc32452740e2cd01eea479d792e75a1f441513869423f7e851fcd08e2c0548f

  • SHA512

    99ff64de97c38ff4f48f16cef951c66578bcac9628c1350c02297b98bb589b2d6e6b5e93e2489ac4ca789c2143a9c7361e8d497862fe577af9512c682897b33c

  • 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 21 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\16affbcbdfb60a64540c9cac9c609391_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\16affbcbdfb60a64540c9cac9c609391_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Users\Admin\AppData\Local\Temp\crp9BB4.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:2220
    • 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:468
    • 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/NGkclQgh/_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:4244
      • 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,0x100,0x104,0xd8,0x108,0x7ffba3ef46f8,0x7ffba3ef4708,0x7ffba3ef4718
        3⤵
          PID:3184
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,7779871213049133098,7748592015965306740,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2124 /prefetch:2
          3⤵
            PID:4508
          • 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=2112,7779871213049133098,7748592015965306740,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2180 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1636
          • 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=2112,7779871213049133098,7748592015965306740,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2868 /prefetch:8
            3⤵
              PID:1592
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,7779871213049133098,7748592015965306740,131072 --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=3268 /prefetch:1
              3⤵
                PID:3416
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,7779871213049133098,7748592015965306740,131072 --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:3020
                • 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=2112,7779871213049133098,7748592015965306740,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4928 /prefetch:8
                  3⤵
                    PID:3636
                  • 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=2112,7779871213049133098,7748592015965306740,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4928 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4376
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,7779871213049133098,7748592015965306740,131072 --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=4916 /prefetch:1
                    3⤵
                      PID:1872
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,7779871213049133098,7748592015965306740,131072 --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=5024 /prefetch:1
                      3⤵
                        PID:3028
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,7779871213049133098,7748592015965306740,131072 --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=5556 /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=2112,7779871213049133098,7748592015965306740,131072 --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=4652 /prefetch:1
                          3⤵
                            PID:3080
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,7779871213049133098,7748592015965306740,131072 --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=1732 /prefetch:2
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:1944
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:4524
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:1000

                          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

                            e765f3d75e6b0e4a7119c8b14d47d8da

                            SHA1

                            cc9f7c7826c2e1a129e7d98884926076c3714fc0

                            SHA256

                            986443556d3878258b710d9d9efbf4f25f0d764c3f83dc54217f2b12a6eccd89

                            SHA512

                            a1872a849f27da78ebe9adb9beb260cb49ed5f4ca2d403f23379112bdfcd2482446a6708188100496e45db1517cdb43aba8bb93a75e605713c3f97cd716b1079

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

                            Filesize

                            152B

                            MD5

                            53bc70ecb115bdbabe67620c416fe9b3

                            SHA1

                            af66ec51a13a59639eaf54d62ff3b4f092bb2fc1

                            SHA256

                            b36cad5c1f7bc7d07c7eaa2f3cad2959ddb5447d4d3adcb46eb6a99808e22771

                            SHA512

                            cad44933b94e17908c0eb8ac5feeb53d03a7720d97e7ccc8724a1ed3021a5bece09e1f9f3cec56ce0739176ebbbeb20729e650f8bca04e5060c986b75d8e4921

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

                            Filesize

                            5KB

                            MD5

                            276a8a3553d16750366abe5b1bae4ede

                            SHA1

                            df34825195caecf1c3b955c6fbd43a0e90ef8d18

                            SHA256

                            8b6cc555a0de1ed7085bd3fee7f5fee2c6b1354477a9858e7c549145088a0725

                            SHA512

                            21ac25b40a60f0957732d1c7aa4a53d95b4dc0abef81f9cdfc7c3dc1bd38a04650e21bbe1c786a5596b7b2079b8782414a0027782f8c859d4153e1be50b1f77d

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

                            Filesize

                            6KB

                            MD5

                            d77f2a7439147753986e895fbbaef724

                            SHA1

                            cd9a8a4db5fc8ebdfa6c8b3cbc4284a61a73539b

                            SHA256

                            62125b17a8a176303c731fa18b864fa07a1887c1c83200e6eaa79b2e1141ccfd

                            SHA512

                            87041497aadb6830bb156ebe5ade86205b829cde7bd37245ea2f26ae4fd3a1a7bdb680ee14b87966e82bc3b894ce97e3a1d4f3bb219589497864856ac00b935d

                          • 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

                            10KB

                            MD5

                            248fee3a792751ac773a61408d6c464b

                            SHA1

                            57fcaf502a7dc3148ffc154500bef4b6dfaab767

                            SHA256

                            4e4f2b806131d9a5bbe84c4c69d43df4211c778a738a9e9093683fdff7d567f5

                            SHA512

                            b76fccefc57467ca16d8760a041ad94521e524c8f85de95ecf6f6921f0e2a271061f92f33c9b9e2a697f580cbc68c45a91e2eeafd4c9164f68fd569ed9e7c310

                          • C:\Users\Admin\AppData\Local\Temp\crp9BB4.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