Analysis

  • max time kernel
    150s
  • 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
    21/10/2024, 08:43

General

  • Target

    662d2b626bdb7e5685a7e45781382580_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    662d2b626bdb7e5685a7e45781382580

  • SHA1

    5b0ec800c2af4db04160ea1b89163939eed18081

  • SHA256

    3690f778383bf6668e90a3def4fe87a8878ab07b6ff1739d91064fa254424707

  • SHA512

    b249bbb221234c3828dc81b3b7bcef9a6ba9e043a8605c2e615208f45ffc61fd42eaa759ee9b1479b92a144f4f8fb524f070a8adffa2eb2bd832ebb47a058185

  • SSDEEP

    24576:hrJKUKRvzuei/bc6EGn5u5TtyJ8adjCzjyhhcDkPQcKiwMH5yUKc5thLfrXa7sju:h1Kbxzur/bc6/nRJ/aOheDkPQcKiwMHk

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\662d2b626bdb7e5685a7e45781382580_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\662d2b626bdb7e5685a7e45781382580_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3648
    • C:\Users\Admin\AppData\Local\Temp\crpCFB5.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:780
    • 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:3100
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.4shared.com/mp3/gjRF4A-N/jose_augusto_-_sentimento.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:2516
      • 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,0x100,0x104,0xd8,0x108,0x7ffd314d46f8,0x7ffd314d4708,0x7ffd314d4718
        3⤵
          PID:2944
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
          3⤵
            PID:3848
          • 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=2056,923422943171323756,2891797880527496914,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2188 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4492
          • 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=2056,923422943171323756,2891797880527496914,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2972 /prefetch:8
            3⤵
              PID:1692
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --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=3284 /prefetch:1
              3⤵
                PID:764
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --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=3292 /prefetch:1
                3⤵
                  PID:4044
                • 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=2056,923422943171323756,2891797880527496914,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5276 /prefetch:8
                  3⤵
                    PID:1048
                  • 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=2056,923422943171323756,2891797880527496914,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5276 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:8
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --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=4844 /prefetch:1
                    3⤵
                      PID:2144
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --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=4828 /prefetch:1
                      3⤵
                        PID:4768
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --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=4172 /prefetch:1
                        3⤵
                          PID:2484
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --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=5676 /prefetch:1
                          3⤵
                            PID:2244
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2056,923422943171323756,2891797880527496914,131072 --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=2272 /prefetch:2
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:3604
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:2692
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4396

                          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

                                  e443ee4336fcf13c698b8ab5f3c173d0

                                  SHA1

                                  9bf70b16f03820cbe3158e1f1396b07b8ac9d75a

                                  SHA256

                                  79e277da2074f9467e0518f0f26ca2ba74914bee82553f935a0ccf64a0119e8b

                                  SHA512

                                  cbf6f6aa0ea69b47f51592296da2b7be1180e7b483c61b4d17ba9ee1a2d3345cbe0987b96f4e25de1438b553db358f330aad8a26e8522601f055c3d5a8313cdd

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

                                  Filesize

                                  152B

                                  MD5

                                  56a4f78e21616a6e19da57228569489b

                                  SHA1

                                  21bfabbfc294d5f2aa1da825c5590d760483bc76

                                  SHA256

                                  d036661e765ee8fd18978a2b5501e8df6b220e4bca531d9860407555294c96fb

                                  SHA512

                                  c2c3cd1152bb486028fe75ab3ce0d0bc9d64c4ca7eb8860ddd934b2f6e0140d2c913af4fa082b88e92a6a6d20fd483a1cb9813209f371a0f56374bc97d7f863b

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

                                  Filesize

                                  5KB

                                  MD5

                                  511a3f6862e3d5a9ef4982ae126c772e

                                  SHA1

                                  e595de85bcfc5b89e728bde6781ad28f79e7dfc7

                                  SHA256

                                  e2be1286151464dc98cceb0611826f9d6e7206f602b09836a3688ed8406bdbaa

                                  SHA512

                                  a9d392e196e17fd3201756ddbf882efca36deebfc8d5e4ec069b5086bee8a13593956b5b1ad55126404f418f5ff37d68f0404d40c2e3296c37b31c63050f512b

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

                                  Filesize

                                  6KB

                                  MD5

                                  4a21b752301b56bec363845c59c62e07

                                  SHA1

                                  3b7af305d54991b215a0f2af29c35c69bf8e87a8

                                  SHA256

                                  f97f568ff78d4cbf2fb009e2d40d9e39e9671d65c38789830d606f21355b7a55

                                  SHA512

                                  be0f0007bb7f5b136d14fc9a644e688fd030bdb6d5fe5e1d549dfbee0791a8be7a52022ef87d1af5c0155bdef3724bdb2a7e0e8c3edebf714995b0a328effc07

                                • 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

                                  b5db1dde7a51f7bb219d036acfb890ec

                                  SHA1

                                  0a182f2df567eada90a5f6e42aabc91bf46a358a

                                  SHA256

                                  77c3999cdcb50fbc8dd3bd466fa91310e728c21a2c15955aa3fed27000380054

                                  SHA512

                                  9d3b1df4a80b379f2e9e9f9db482817d15cf8a081f0a0e639751b5fd1abcb56763360d818caacb68e434cf1e32897f7cb9b9924d85107558757a3e420431ade0

                                • C:\Users\Admin\AppData\Local\Temp\crpCFB5.exe

                                  Filesize

                                  806KB

                                  MD5

                                  14ec55240339c1239a400fbb9bc060a6

                                  SHA1

                                  428982e064e12a4ebc3dbaab1f205aa17ab6b7c3

                                  SHA256

                                  9755e30cf56ab363aa55a4b6a74896ab41011c448aaa6c8d658de97c231ff084

                                  SHA512

                                  56074ff17160fb81aa6e6f0e408c4e91f4e9a8607b0d8a21248cc3b0b632a461f4e2ea4deaa1918cb29c114bb4008f10ce49e32c776a956771b77521bbbbc29c

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

                                  Filesize

                                  331KB

                                  MD5

                                  a3e93460c26e27a69594dc44eb58e678

                                  SHA1

                                  a615a8a12aa4e01c2197f4f0d78605a75979a048

                                  SHA256

                                  3a81cefbc928fe136056257b8b57733164f2d1fa9d944dc02897b31b171335c6

                                  SHA512

                                  39d17b7190f3ff5b3bc3170c8e21d7bba5c32c0f55bd372af2e848ff1ef1392083218a562f3361fdc2db95e4133a19c4ec1cab3e982174d76b8276358dac6530