Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    25/06/2024, 06:16

General

  • Target

    0cfb42913fe45b6b7989356999d493f4_JaffaCakes118.exe

  • Size

    5.0MB

  • MD5

    0cfb42913fe45b6b7989356999d493f4

  • SHA1

    6c505aca4f01f60d459610e991546d1dceabfd47

  • SHA256

    dbe205dc5bad1a8598c4b8da25bb4f94dd360b5a6692517d5cdfd70e49fd7191

  • SHA512

    dea85606d94968727bd263e0455f542a5ed36a72f89b61cb9fdcfe58a13417b31275c4a95f23fc13b61e833225b9af0739f60e15d27d4fcab1efcb7cd2a50566

  • SSDEEP

    98304:StH8TYdl72SNfN2m0aIRRRCKrrKgg0oC5xf30iUtvHfIaE:StH8OqS+RrCqi8831E

Malware Config

Signatures

  • Executes dropped EXE 13 IoCs
  • Loads dropped DLL 49 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 6 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 12 IoCs
  • Modifies registry class 64 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0cfb42913fe45b6b7989356999d493f4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0cfb42913fe45b6b7989356999d493f4_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Users\Admin\AppData\Local\Temp\KAS7713.EXE
      C:\Users\Admin\AppData\Local\Temp\KAS7713.EXE
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2072
      • C:\Program Files (x86)\KuaiKuai\KKGame\ksvs_setup.exe
        "C:\Program Files (x86)\KuaiKuai\KKGame\ksvs_setup.exe" /S /forcekillservice
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1932
        • C:\Windows\SysWOW64\net.exe
          net stop "KSVSSVC"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1568
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "KSVSSVC"
            5⤵
              PID:1668
          • C:\Windows\SysWOW64\taskkill.exe
            taskkill /f /IM ksvssvc.exe
            4⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:2104
          • C:\Windows\SysWOW64\net.exe
            net stop "KSVSUPD"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1892
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "KSVSUPD"
              5⤵
                PID:1032
            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvssvc.exe
              "C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvssvc.exe" /service
              4⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Modifies registry class
              PID:1540
            • C:\Windows\SysWOW64\regsvr32.exe
              regsvr32 /s "C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvssvcPS.dll"
              4⤵
              • Loads dropped DLL
              • Modifies registry class
              PID:1084
            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsext.exe
              "C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsext.exe" /RegServer
              4⤵
              • Executes dropped EXE
              PID:3040
            • C:\Windows\SysWOW64\regsvr32.exe
              regsvr32 /s "C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsextPS.dll"
              4⤵
              • Loads dropped DLL
              • Modifies registry class
              PID:828
            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsupd.exe
              "C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsupd.exe" -install -noconsole
              4⤵
              • Executes dropped EXE
              PID:3064
            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\diag_repair.exe
              "C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\diag_repair.exe" /repair /nowait
              4⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:2384
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c ksvssvc.exe /service
                5⤵
                  PID:2552
                  • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvssvc.exe
                    ksvssvc.exe /service
                    6⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Modifies registry class
                    PID:2308
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c ksvsext.exe /RegServer
                  5⤵
                  • Loads dropped DLL
                  PID:1680
                  • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsext.exe
                    ksvsext.exe /RegServer
                    6⤵
                    • Executes dropped EXE
                    • Modifies registry class
                    PID:2296
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c regsvr32 /s ksvssvcPS.dll
                  5⤵
                    PID:2200
                    • C:\Windows\SysWOW64\regsvr32.exe
                      regsvr32 /s ksvssvcPS.dll
                      6⤵
                      • Loads dropped DLL
                      • Modifies registry class
                      PID:1332
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c regsvr32 /s ksvsextPS.dll
                    5⤵
                      PID:1588
                      • C:\Windows\SysWOW64\regsvr32.exe
                        regsvr32 /s ksvsextPS.dll
                        6⤵
                        • Loads dropped DLL
                        • Modifies registry class
                        PID:1596
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c ksvsupd.exe -install -noconsole
                      5⤵
                      • Loads dropped DLL
                      PID:1184
                      • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsupd.exe
                        ksvsupd.exe -install -noconsole
                        6⤵
                        • Executes dropped EXE
                        • Modifies registry class
                        PID:1592
                • C:\Program Files (x86)\KuaiKuai\KKGame\kkrs_setup.exe
                  "C:\Program Files (x86)\KuaiKuai\KKGame\kkrs_setup.exe" /S
                  3⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Drops file in Program Files directory
                  PID:2720
                  • C:\Program Files (x86)\Common Files\KuaiKuai\kkrs\kkrs.exe
                    "C:\Program Files (x86)\Common Files\KuaiKuai\kkrs\kkrs.exe" /install
                    4⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Modifies Internet Explorer settings
                    PID:2592
                    • C:\Windows\SysWOW64\regsvr32.exe
                      regsvr32 /s "C:\Program Files (x86)\Common Files\KuaiKuai\kkrs\kkproto.dll"
                      5⤵
                      • Loads dropped DLL
                      • Modifies registry class
                      PID:2636
                • C:\Program Files (x86)\KuaiKuai\KKGame\kkgame.exe
                  "C:\Program Files (x86)\KuaiKuai\KKGame\kkgame.exe" /install
                  3⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:2624
                  • C:\Program Files (x86)\Common Files\KuaiKuai\kkrs\kkrs.exe
                    "C:\Program Files (x86)\Common Files\KuaiKuai\kkrs\kkrs.exe" /regapp kkgame "C:\Program Files (x86)\KuaiKuai\KKGame\kkgame.exe" 1
                    4⤵
                    • Executes dropped EXE
                    PID:2404

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Program Files (x86)\Common Files\KuaiKuai\kkrs\kkproto.dll

              Filesize

              91KB

              MD5

              bfbb7d3bce5fdada9b2038c7a834da6c

              SHA1

              27e3e688e5ce4e90fca2392e69d13a61b11d5045

              SHA256

              8e11a5f2bd9bbdc465d18a713f40a025c614d40fa5b4fceaad1babae8b71873c

              SHA512

              f86a4863866334105e745a9648758d2253c62433cc76945019e89bf92166560c2a92b8682c552261e0abbdfa93328044ebda0efed7ec9ee97a62a64cbbd11d21

            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsextPS.dll

              Filesize

              51KB

              MD5

              f14a67498cfa56f45736e8b7767bbb2b

              SHA1

              fc7e7c17555d031247bc7e4a3ca7b8148486a003

              SHA256

              22b29f98aac5de68dde0c2681bde3fea483984f003f5646c4e3b7be08b55bf75

              SHA512

              e72344bb8e5f9a024d035aae0845e3aa23892ec54d38784d85c6a027c083f89ad965b2f7511f7ee9946e820579eaabaa9dcd678de81b572fcc0a45c433c7c2a3

            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvssvcPS.dll

              Filesize

              58KB

              MD5

              f1ddb64087aed985a45482ff7676dc1f

              SHA1

              69d362e18d692b6534101fac73e423b521972157

              SHA256

              da12c24f1201c4ede82f28da9afb3aeaf5a9b719adec5bbfadc957ae257592a1

              SHA512

              73c064e0d9a705e2b984d1eb0d6c0cb2c336b8dce256ea3c389797f9969d6e885689c6948c695ae6a4cb3ed113f27deb92ce3c4776ad3ba68d65cf8ddf9e36b4

            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsupd.exe

              Filesize

              206KB

              MD5

              4945082773ff3f9da8dba2ace733907f

              SHA1

              984c5af46a464364ec889e21353e963ca42fadb8

              SHA256

              607504cbdc550fffb6dc061e5a2f9066226ee6e4eb9d3b3483b9113388e2077f

              SHA512

              248832567eac8b145f359ad9ded9c35c3c7cccfebae71587f70505626750698cdaf54a4c9d8ebe4ba1ea3246150790020cd4a6fa3af0e55b308b1341cc6cabea

            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\libexpatw.dll

              Filesize

              148KB

              MD5

              226e01d42edd35c3c87bc7084b61bc10

              SHA1

              c640234a4988edc5ce2fc7263b27788b9ed79073

              SHA256

              fc580ba332907a472f8f89a4bd97d05d8fa9103aca535918f62093a230013bad

              SHA512

              1bbebf740619b9b8d0e2a50109717a679318bfb1cf7e8cfee1067262ed5034e13f45a49d1b83e16a85ff21ca67804209fc7999bf9d923150f478cf2cfadeadd6

            • C:\Program Files (x86)\Common Files\KuaiKuai\ksvs\simple_logger.dll

              Filesize

              80KB

              MD5

              4c7912ce9ba3698dc51de2c2c2f1b4db

              SHA1

              c1738063819f08d81006de36f4a338edbeeef410

              SHA256

              e0773000a7deababc47ae88736966bb15532e0c9778763bc6f22ccad029dd2d1

              SHA512

              eea2855d9d677dace520a188584868272618e9c5559d98588f02ac35d0f47ae7998569809117d0883db057c2b687d6b9d3b1b6d585e61bc1aee8468d8cd259c7

            • C:\Program Files (x86)\KuaiKuai\KKGame\kkgame.exe

              Filesize

              1.6MB

              MD5

              ffdc754f3e1f41a52cdb2ff83f311d05

              SHA1

              d765dfb08c2bcb04c6aba9ae391299539653cbc9

              SHA256

              ed2ab98f563de455224c49e6ee7e21d3069f844b5678a531dc6cb389b04fb07f

              SHA512

              092ff1acd3fa4a7c639e183850fab4994a4f6f48bb3467dcde54ca7fa2097ce1f581dcad9f842e440d5508a421494c762dd493bd6aef54f9f22b926c55e7b48c

            • C:\Program Files (x86)\KuaiKuai\KKGame\web\apps\qipai\images\status_bg.gif

              Filesize

              856B

              MD5

              75ed1ce1308e37eb00198cca52d59cc9

              SHA1

              71d4651e883ca91deb2091493f9d76174034105b

              SHA256

              771fc2e51acc1008790390bf3dec88fdb40e8ee9a6e6be6cbd57cb0f475d610d

              SHA512

              19bd089eef7761711274a155f28221232a7cc29f03ebcbdb9bb470890b47b41c725a464ae666bf88daa4b05b422625df8f142b536518093855d0a304a6b8d29d

            • C:\Program Files (x86)\KuaiKuai\KKGame\web\apps\search\images\editor_title_bg.gif

              Filesize

              866B

              MD5

              1c05c821d78432d019222d43eb65981b

              SHA1

              57eef59d81c2c6d3a77b0c9f4b36469c436d91cc

              SHA256

              200b55933f25bb409811d1381645dc39e94b167bb13afd6a9f15c8ed23a75708

              SHA512

              2655d7a365ab8070571bd91344b9911e4f65168fd22e11210d3c2029cc6cdf8564f9e802df217cd9545bd162ca33f6f7598e1031f62593e3aa46176bcd6f257a

            • C:\Program Files (x86)\KuaiKuai\KKGame\web\apps\startcover\images\star.gif

              Filesize

              2KB

              MD5

              98570d94947afcef57808a30f0705ef1

              SHA1

              7f3ef954d43b3fd24e3b55348c3139bf5ad99a78

              SHA256

              a947e5fdf871ea16b69072172f5e52f0fb64ef32c3e1f076e90fb597d14c819c

              SHA512

              fa1f0c9d541941e1e8d4cc45b37f82a9f4c0a3bead12bdf77c70168b2b286a5c76227deeabe92a1ead2e581d9a512d34bb8a3423b4337c9a0592b031825af0ac

            • C:\Program Files (x86)\KuaiKuai\KKGame\web\common\css\images\lightbox-blank.gif

              Filesize

              43B

              MD5

              fc94fb0c3ed8a8f909dbc7630a0987ff

              SHA1

              56d45f8a17f5078a20af9962c992ca4678450765

              SHA256

              2dfe28cbdb83f01c940de6a88ab86200154fd772d568035ac568664e52068363

              SHA512

              c87bf81fd70cf6434ca3a6c05ad6e9bd3f1d96f77dddad8d45ee043b126b2cb07a5cf23b4137b9d8462cd8a9adf2b463ab6de2b38c93db72d2d511ca60e3b57e

            • \Program Files (x86)\Common Files\KuaiKuai\kkrs\kkrs.exe

              Filesize

              242KB

              MD5

              8bc30fdd1f81fd54c9139cb0ef0b3525

              SHA1

              ed0735a3966538e2672b4031cb866cb23c985a66

              SHA256

              45b2588b427e8d1909070c5595cba9cfca40e480d4195af8e92bf0cef60cda7a

              SHA512

              c16cd8df953fc1f44feb5d28d657710383cea4306c1cc6c6d1dea602618f2bfc8a2980184e70011588765c17a6e2662fc3f260a34db21cc44968480b95b583cd

            • \Program Files (x86)\Common Files\KuaiKuai\ksvs\diag_repair.exe

              Filesize

              84KB

              MD5

              680f3003200f620b2f6b1f3d25fc5462

              SHA1

              fec50e26db07057e28015644b6a00a14188d5432

              SHA256

              48dafd2b11e513aceb19c907d9d80dfac7177aa747af96535adaea9bda45fe64

              SHA512

              3dcea36d9c8f4019185feca4845e642a226f515aa76b7507e7d417773cfce9893fe18f595a646cd720be110c648b2aa33735a44ba611e458f321eb014d0411cd

            • \Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvsext.exe

              Filesize

              124KB

              MD5

              a7f7b1aa78c7713eae5df7659a894435

              SHA1

              cd08705c34daede5b855a4312f8f48e9602a1bc4

              SHA256

              2e9f634fc8215aa1710250d96255044fe83121ef118bd42eb5109fedaa309bee

              SHA512

              70ce991f9a04ab6158fd28f7ec6db499e2be2529098fda3dafb3598896dd2f47915111468fc0ae85b2d207a1a479b853085c9422765c4a45afb5c099758f0336

            • \Program Files (x86)\Common Files\KuaiKuai\ksvs\ksvssvc.exe

              Filesize

              934KB

              MD5

              322fd2c72778cf11ed9c57f47266c2ba

              SHA1

              d96c5ce91d28e02026a88625966b0e543c92757a

              SHA256

              cef97820412ab6def14c7a392ab6cb086bc9f54c8b6bb7cfe4c50e17d0f45ecc

              SHA512

              8333e064c6a939dc613cf84f1dc35c04769916ed067ab29c1d354f6d9383d32ec6239cb6b75ade503d3063a895c15768f4cc824d902598c73a596eb9dc3ae0ad

            • \Program Files (x86)\KuaiKuai\KKGame\kkrs_setup.exe

              Filesize

              228KB

              MD5

              c74dd495b6fd9d299ff2244f3a8707a9

              SHA1

              7b08d1002226b204ecb5030cdbba2228ce25151e

              SHA256

              e20bb543e21aaccfe6ce7058bd53e8ef5dce223eeda4a207e3c944dbb4bf7803

              SHA512

              6dc878383e3812d6f79dd93fb77ba6111dc4f7bd2da16c6aedcead66b252d80ba91d9bd13ee2b57130c1a3c62c17d70cd5887a8668d6d534f177dbf6a2ac0787

            • \Program Files (x86)\KuaiKuai\KKGame\ksvs_setup.exe

              Filesize

              1.5MB

              MD5

              91beca04fcc6d2f29771b4034ca62d65

              SHA1

              4dc585c72f11cb69d4c4c94780c3e44a95250474

              SHA256

              2550906025d99d8e7829550d72720b09e122e5288922f5b6d1f2963e3eca5f2f

              SHA512

              9bb19db69d87c2378347d66367c6178ecda582f130386aece65e3c2147001fdaeecc478fcc905f47bbd41ec8310012f1edb19ac206c80a881e6d88594c3c3631

            • \Users\Admin\AppData\Local\Temp\KAS7713.EXE

              Filesize

              5.0MB

              MD5

              f4619fa896b8a10635810e048a587d3f

              SHA1

              90fd83d157eaff76818d90d4907d2b01595ebbc7

              SHA256

              b092a83fa9ef588e3ee765230b8b13430632a6a1099bb1884d2c989568e0c4dd

              SHA512

              f3b7f0affb7e2adc32567d224fe80d68a0db4f2dfc40842ede6730f0abd2e65e91de5d03304097c4a531a2aaf36538b6067c205bfc79e2f7c091b5d503bd3edf

            • \Users\Admin\AppData\Local\Temp\nsd847D.tmp\CheckKsvsSvcDLL.dll

              Filesize

              80KB

              MD5

              32f9654b0355069a7dc7f287ccec2cb9

              SHA1

              73da44871678020e47292c941ee9258c51159635

              SHA256

              d65aeac5af5afabea81ee5c8804496dee7c0f4458e3469ad3d3d45eec8ee6078

              SHA512

              3a3dccb502e02f82f77625c3977484e9bdb6755de2e2f632fa6f1016a13fdef49716953c63ebb6ed298965aea18eac7c992f034eaa5165bfe51f1f76dd3a503b

            • \Users\Admin\AppData\Local\Temp\nsd847D.tmp\KillProcDLL.dll

              Filesize

              32KB

              MD5

              83142eac84475f4ca889c73f10d9c179

              SHA1

              dbe43c0de8ef881466bd74861b2e5b17598b5ce8

              SHA256

              ae2f1658656e554f37e6eac896475a3862841a18ffc6fad2754e2d3525770729

              SHA512

              1c66eab21f0c9e0b99ecc3844516a6978f52e0c7f489405a427532ecbe78947c37dac5b4c8b722cc8bc1edfb74ba4824519d56099e587e754e5c668701e83bd1

            • \Users\Admin\AppData\Local\Temp\nsd847D.tmp\nsExec.dll

              Filesize

              6KB

              MD5

              e54eb27fb5048964e8d1ec7a1f72334b

              SHA1

              2b76d7aedafd724de96532b00fbc6c7c370e4609

              SHA256

              ff00f5f7b8d6ca6a79aebd08f9625a5579affcd09f3a25fdf728a7942527a824

              SHA512

              c9ddd19484a6218f926295a88f8776aff6c0a98565714290485f9b3b53e7b673724946defed0207064d6ab0b1baa7cb3477952f61dbe22947238d3f5802fa4f4

            • \Users\Admin\AppData\Local\Temp\nsj7A41.tmp\System.dll

              Filesize

              11KB

              MD5

              00a0194c20ee912257df53bfe258ee4a

              SHA1

              d7b4e319bc5119024690dc8230b9cc919b1b86b2

              SHA256

              dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

              SHA512

              3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

            • memory/1540-656-0x00000000003E0000-0x00000000003F2000-memory.dmp

              Filesize

              72KB

            • memory/1932-584-0x0000000000300000-0x0000000000319000-memory.dmp

              Filesize

              100KB

            • memory/2308-690-0x00000000003A0000-0x00000000003B2000-memory.dmp

              Filesize

              72KB