Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/10/2024, 15:21

General

  • Target

    4098a5d37781d937a041b2a61ec8ade7_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    4098a5d37781d937a041b2a61ec8ade7

  • SHA1

    3c4f590867773fe31c7f512fc0bf6552b5fb481e

  • SHA256

    42ff900d002e0e9791da1e02e751bff013f54bec48294455c07eb7bfe0a19371

  • SHA512

    55fd99c7f05216700dc102814ca460ef81b6ef7d8c740faffdaf196f2a5c6a20e1d7f34471d0af4a8271b50b3aad33ba60cd4a1df3653f088d4062e338915f27

  • 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\4098a5d37781d937a041b2a61ec8ade7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4098a5d37781d937a041b2a61ec8ade7_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:716
    • C:\Users\Admin\AppData\Local\Temp\crpAB83.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:936
    • 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:1260
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.4shared.com/file/s-63r0R7/Counter_Strike_16_Install__Ful.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:552
      • 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,0x100,0x104,0xd8,0x108,0x7fff267146f8,0x7fff26714708,0x7fff26714718
        3⤵
          PID:3568
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,16597437625979411849,15209527449566475176,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2140 /prefetch:2
          3⤵
            PID:1192
          • 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=2108,16597437625979411849,15209527449566475176,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2252 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4428
          • 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=2108,16597437625979411849,15209527449566475176,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2944 /prefetch:8
            3⤵
              PID:3344
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,16597437625979411849,15209527449566475176,131072 --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=3316 /prefetch:1
              3⤵
                PID:3728
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,16597437625979411849,15209527449566475176,131072 --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=3336 /prefetch:1
                3⤵
                  PID:2368
                • 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=2108,16597437625979411849,15209527449566475176,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5084 /prefetch:8
                  3⤵
                    PID:960
                  • 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=2108,16597437625979411849,15209527449566475176,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5084 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1720
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,16597437625979411849,15209527449566475176,131072 --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=5260 /prefetch:1
                    3⤵
                      PID:3748
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,16597437625979411849,15209527449566475176,131072 --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=4824 /prefetch:1
                      3⤵
                        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=2108,16597437625979411849,15209527449566475176,131072 --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=4148 /prefetch:1
                        3⤵
                          PID:3512
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2108,16597437625979411849,15209527449566475176,131072 --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=5612 /prefetch:1
                          3⤵
                            PID:4820
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2108,16597437625979411849,15209527449566475176,131072 --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=2280 /prefetch:2
                            3⤵
                            • Suspicious behavior: EnumeratesProcesses
                            PID:4640
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:4220
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2816

                          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

                                  34d2c4f40f47672ecdf6f66fea242f4a

                                  SHA1

                                  4bcad62542aeb44cae38a907d8b5a8604115ada2

                                  SHA256

                                  b214e3affb02a2ea4469a8bbdfa8a179e7cc57cababd83b4bafae9cdbe23fa33

                                  SHA512

                                  50fba54ec95d694211a005d0e3e6cf5b5677efa16989cbf854207a1a67e3a139f32b757c6f2ce824a48f621440b93fde60ad1dc790fcec4b76edddd0d92a75d6

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

                                  Filesize

                                  152B

                                  MD5

                                  8749e21d9d0a17dac32d5aa2027f7a75

                                  SHA1

                                  a5d555f8b035c7938a4a864e89218c0402ab7cde

                                  SHA256

                                  915193bd331ee9ea7c750398a37fbb552b8c5a1d90edec6293688296bda6f304

                                  SHA512

                                  c645a41180ed01e854f197868283f9b40620dbbc813a1c122f6870db574ebc1c4917da4d320bdfd1cc67f23303a2c6d74e4f36dd9d3ffcfa92d3dfca3b7ca31a

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

                                  Filesize

                                  6KB

                                  MD5

                                  1e5f72c31d30f80b5a052592f3731748

                                  SHA1

                                  b7576f740f9119bb8b0a337eaadb10e96d8e2bfe

                                  SHA256

                                  727c02c28df7bc547dbcfacd4dba4950374cf2fcd619cb51ce1ebe8522f32d1e

                                  SHA512

                                  5206b5cddc8a8ec0594b6dc80d7352a2742b30a49a48ee85782fd0f1ae1286f1f92f9afe3f56577b70d9556ce3b281917aa1c18b7e0dfa9642d0ab64f5a4432a

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

                                  Filesize

                                  6KB

                                  MD5

                                  620b2ffc61ead1a1ac1ca799c72a5732

                                  SHA1

                                  2762c1b4e6915eec6e83a282ff92e75f600dca48

                                  SHA256

                                  ef5f6e06634eae201dbda6289e82bddd5a1b3dda584496397a86fbdd36fdb2d0

                                  SHA512

                                  4e83b02c09c4eba96616abb6baa6d45024ad8cca2f70c8d093d4e39435e4a7a40c599adcf23cf3fa52a0735aecced333a09bf7f95e5e4b86c0eec9aac4174226

                                • 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

                                  5a1b4b91b07c9d5e049bb8f35b6cd858

                                  SHA1

                                  818ba8404c1cd41e747bdb75b6ff1cb98a8a9b15

                                  SHA256

                                  01b1615ed88beed212d459823b6a124d3801b41a838b5cf14127d9f33081ec8b

                                  SHA512

                                  1138f55d9cd918bb75110dd84f7519ee1b697b2f80da19cb2dd599696a074f4727c59633f15ef4b1adf577b1d8746928398ba024d825583893a047f9e6c1c44b

                                • C:\Users\Admin\AppData\Local\Temp\crpAB83.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