Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 14:36

General

  • Target

    2a6d24e8860bbd84be02f3062d16a753_JaffaCakes118.exe

  • Size

    352KB

  • MD5

    2a6d24e8860bbd84be02f3062d16a753

  • SHA1

    f7d4cf1c34c98c365b6d0db5da54fffc1f6cf70d

  • SHA256

    37c84094c452b235cc310346dea26829afe3e714383ccfa03beeaadd952200e1

  • SHA512

    602cd0a0d3d3fc7c55a21fc43672e5611044f450e10b13df597504867ef62d58dbef4e1730fdff4c1d0c7bfe6d43503de3827d3f407788e937e886593bd2412b

  • SSDEEP

    6144:vcx+HObXwqYhtJwrJpPiGwic9WpAaUFlWzXARG8tdNeIFmi886hxLA8jHntLT:j7/gJpPiGTcApAQXCzdN9Fm9bc8

Malware Config

Signatures

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a6d24e8860bbd84be02f3062d16a753_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2a6d24e8860bbd84be02f3062d16a753_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Users\Admin\AppData\Local\Temp\2a6d24e8860bbd84be02f3062d16a753_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\2a6d24e8860bbd84be02f3062d16a753_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3184
      • C:\Windows\ksghohtujjxb.exe
        C:\Windows\ksghohtujjxb.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4064
        • C:\Windows\ksghohtujjxb.exe
          C:\Windows\ksghohtujjxb.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Adds Run key to start application
          • Modifies registry class
          • System policy modification
          PID:1936
          • C:\Windows\System32\wbem\WMIC.exe
            "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1512
          • C:\Windows\SysWOW64\NOTEPAD.EXE
            "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\RECOVERY.TXT
            5⤵
            • Opens file in notepad (likely ransom note)
            PID:4084
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\RECOVERY.HTM
            5⤵
            • Enumerates system info in registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of WriteProcessMemory
            PID:5016
            • 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,0x100,0x104,0xd8,0x108,0x7ffb0a8246f8,0x7ffb0a824708,0x7ffb0a824718
              6⤵
                PID:2352
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2204,18099938908000849037,10940116328640544529,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2216 /prefetch:2
                6⤵
                  PID:736
                • 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=2204,18099938908000849037,10940116328640544529,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2268 /prefetch:3
                  6⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4920
                • 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=2204,18099938908000849037,10940116328640544529,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2676 /prefetch:8
                  6⤵
                    PID:4212
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,18099938908000849037,10940116328640544529,131072 --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=3280 /prefetch:1
                    6⤵
                      PID:1356
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,18099938908000849037,10940116328640544529,131072 --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
                      6⤵
                        PID:3232
                      • 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=2204,18099938908000849037,10940116328640544529,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5180 /prefetch:8
                        6⤵
                          PID:1744
                        • 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=2204,18099938908000849037,10940116328640544529,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5180 /prefetch:8
                          6⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1124
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,18099938908000849037,10940116328640544529,131072 --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=2320 /prefetch:1
                          6⤵
                            PID:4496
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,18099938908000849037,10940116328640544529,131072 --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=4772 /prefetch:1
                            6⤵
                              PID:5024
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,18099938908000849037,10940116328640544529,131072 --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=4076 /prefetch:1
                              6⤵
                                PID:4500
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,18099938908000849037,10940116328640544529,131072 --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=3480 /prefetch:1
                                6⤵
                                  PID:3336
                              • C:\Windows\System32\wbem\WMIC.exe
                                "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive
                                5⤵
                                • Suspicious use of AdjustPrivilegeToken
                                PID:2648
                              • C:\Windows\SysWOW64\cmd.exe
                                "C:\Windows\system32\cmd.exe" /c DEL C:\Windows\KSGHOH~1.EXE
                                5⤵
                                  PID:2452
                            • C:\Windows\SysWOW64\cmd.exe
                              "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\2A6D24~1.EXE
                              3⤵
                                PID:4056
                          • C:\Windows\system32\vssvc.exe
                            C:\Windows\system32\vssvc.exe
                            1⤵
                            • Suspicious use of AdjustPrivilegeToken
                            PID:528
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3708
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:1952

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

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

                                Filesize

                                152B

                                MD5

                                ea98e583ad99df195d29aa066204ab56

                                SHA1

                                f89398664af0179641aa0138b337097b617cb2db

                                SHA256

                                a7abb51435909fa2d75c6f2ff5c69a93d4a0ab276ed579e7d8733b2a63ffbee6

                                SHA512

                                e109be3466e653e5d310b3e402e1626298b09205d223722a82344dd78504f3c33e1e24e8402a02f38cd2c9c50d96a303ce4846bea5a583423937ab018cd5782f

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

                                Filesize

                                152B

                                MD5

                                4f7152bc5a1a715ef481e37d1c791959

                                SHA1

                                c8a1ed674c62ae4f45519f90a8cc5a81eff3a6d7

                                SHA256

                                704dd4f98d8ca34ec421f23ba1891b178c23c14b3301e4655efc5c02d356c2bc

                                SHA512

                                2e6b02ca35d76a655a17a5f3e9dbd8d7517c7dae24f0095c7350eb9e7bdf9e1256a7009aa8878f96c89d1ea4fe5323a41f72b8c551806dda62880d7ff231ff5c

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

                                Filesize

                                5KB

                                MD5

                                f72613323d7b5a26f4cefb22e861bef0

                                SHA1

                                25411dd0fd010fd69f0460e03a2f014ad994a768

                                SHA256

                                6907b394cbc6d039d430330729ce3bdce479a9a2845d1d4f0eefefdc7bcf3748

                                SHA512

                                049a8ab0159ce4b71d6ce53895070172a7f04e2005df07cf6496ab1d5e9fb784ecaf2d717ce05442317dbbf9866a0ed9d4517a8e0595341e5f9fd8640ae74b9c

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

                                Filesize

                                6KB

                                MD5

                                a3118f27d1403ce9ef290e0177c974a6

                                SHA1

                                8d60acbbe5aeaa88f0f97def7e7f63ba76a5bb1a

                                SHA256

                                40e8feaaf5629edb04888d5571f92a1cf92b528446d52b48bdfbf7ff3c1994a6

                                SHA512

                                7f781e981b0bc5a4a423dd913c229a0542275b397cc8e1217ca08114cc0138ff3e890f2def58eab54fed68665c07beb19dbf59050fefdc7a3951fbeb1d08c763

                              • 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

                                1c41a8ddae1f05e1dbbdf70f035444a8

                                SHA1

                                5f925e47c8c8b75a2cc1d41128684c0c1c499036

                                SHA256

                                0e1ee367d4ab1a03f90ca05f290a270c22c3d5288c7ee3ce212b023920b3b13a

                                SHA512

                                bc8398e2625958cd62cafc9fb941b25c69bdcae916eac4b185b7585cb648f81708954ea9a41344322b6a8942e8b323c4972c7681465f63e679ceb5c9d4551a31

                              • C:\Windows\ksghohtujjxb.exe

                                Filesize

                                352KB

                                MD5

                                2a6d24e8860bbd84be02f3062d16a753

                                SHA1

                                f7d4cf1c34c98c365b6d0db5da54fffc1f6cf70d

                                SHA256

                                37c84094c452b235cc310346dea26829afe3e714383ccfa03beeaadd952200e1

                                SHA512

                                602cd0a0d3d3fc7c55a21fc43672e5611044f450e10b13df597504867ef62d58dbef4e1730fdff4c1d0c7bfe6d43503de3827d3f407788e937e886593bd2412b

                              • memory/1656-0-0x0000000000970000-0x0000000000973000-memory.dmp

                                Filesize

                                12KB

                              • memory/1656-4-0x0000000000970000-0x0000000000973000-memory.dmp

                                Filesize

                                12KB

                              • memory/1936-27-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-45-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-21-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-26-0x0000000075310000-0x000000007532D000-memory.dmp

                                Filesize

                                116KB

                              • memory/1936-23-0x0000000075370000-0x0000000075383000-memory.dmp

                                Filesize

                                76KB

                              • memory/1936-22-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-17-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-28-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-33-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-38-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-43-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-19-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-47-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-16-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/1936-97-0x0000000075370000-0x0000000075383000-memory.dmp

                                Filesize

                                76KB

                              • memory/1936-100-0x0000000075310000-0x000000007532D000-memory.dmp

                                Filesize

                                116KB

                              • memory/1936-94-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/3184-3-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/3184-5-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/3184-12-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/3184-2-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/3184-1-0x0000000000400000-0x0000000000485000-memory.dmp

                                Filesize

                                532KB

                              • memory/4064-11-0x0000000000400000-0x000000000086C000-memory.dmp

                                Filesize

                                4.4MB