Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    24/02/2024, 21:16

General

  • Target

    a2c475e71cc9920a9b328648c96e5dfc.exe

  • Size

    376KB

  • MD5

    a2c475e71cc9920a9b328648c96e5dfc

  • SHA1

    ab0f69241a633ec5e832ede9eeaf79874d88c64f

  • SHA256

    aaefef9273de3fca2f49a6d70087f9466cb8135d98c69c562f00bc19f0825bb5

  • SHA512

    7abdb85322edfbdb0c347a63e408abc28dbf8582aace04c163e221ffd96c170dd0aa2baa21b1b99129df4ddcd957475453fed8b3afc7ab1bae45f272a66b43ac

  • SSDEEP

    6144:Orh5dz/rcddXsqB9Q+0+aGMLGwj56DctHnVwfbZYLn6I:6J/rcddrB0GVKEDc8fbZU

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2c475e71cc9920a9b328648c96e5dfc.exe
    "C:\Users\Admin\AppData\Local\Temp\a2c475e71cc9920a9b328648c96e5dfc.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe http://sitenet08.serasa.com.br/telacertieicp.htm?RecebeInfo.nsf/fmVisita?OpenForm
      2⤵
        PID:1936
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2456
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://sitenet08.serasa.com.br/telacertieicp.htm?RecebeInfo.nsf/fmVisita?OpenForm
        2⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2568
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2568 CREDAT:275457 /prefetch:2
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2524

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      a277a2751cb8ee80759793dad84dc2f1

      SHA1

      2634493052df84d14e1ae698fc90397ed704d7fe

      SHA256

      703bf0893b9b42a52aa1d7c2b3c2c0575fcf5502c8255dbe97201afc3528f62e

      SHA512

      f1a1ada3ff20431ed3362f558088c08a0d273fd0ba6854013f28eb2ef031b70d49544708d528130beca1708fc68bc0df8dc12db78893b25491b859dd0066a6de

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      a41530a37bd2ea574fe5f2406c4f078e

      SHA1

      5fba7bd7c6195212a4b90dda0df402179a7f92f4

      SHA256

      b3ad3f1e7a30ed3558eba7a85541ead9e17506dd691aeec708bc6e55272d2a07

      SHA512

      cbd90d4f899edb88f55901379ea86eb3366cadd6eb3fa62af38211d17a00e9656b827a2b70a0e5ca93907552db0c9bf9a9c32def6a26ab633cec162940ade2db

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      66b6c39d03ddc49f7a8334ef540be7e7

      SHA1

      d3f693caf46ee2f05c9523a2205ffa0ef7ffa118

      SHA256

      cb727a48fb75edaae855cca4e6725458f106995f0371e5cb63afce7df62481b7

      SHA512

      ff5c63b8815ee38a675818b87346844879d4d87567d2f0ad2fa7cebee69f0002417acdae1f46960443f6457a7b460e47f5551f7f268b2374afaa2a56a2471dd4

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      35fc2d2286e7c5a91e1cf590971914f7

      SHA1

      bc78b365a28eaa0af911b55191f0f0d19a81dfea

      SHA256

      0f1d143c4210230c5823f971ee973aa6b38e6518d2d729cfbb4c913ef05ebab4

      SHA512

      b9ead9113599924e50158dce9cbcbfe9dcc62c5cc14342c39e3d02df9fd0724d43092c7204df2a3b7aed6e4baaacb3303b23abff2d29266e93c7618a893992ef

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      2cbcd4f01bdbdaaa714ee14576a990e9

      SHA1

      a9e261af353f92b53399df546760ea7a98997943

      SHA256

      69c1823f48d1becdd6cfa5ea3ccf3b655038fb73aff9335c5196765b6ec71c7a

      SHA512

      3ff230e5e7c99865afce454e27af33b1f67e92f3035c85240ab44022e74ba202b7ca0c829dc4bafbaa222e560791a622ea02f178fdb812bf859525ab778a4908

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      d6a86fbf40a5208b0876241366f588a1

      SHA1

      7ca5682204ba6a041559d61331501f6b0da67ddd

      SHA256

      8c50a7d8f3fd438524b77115da3b51b83b35e9fed09fd3d9e03a16be0a9c988b

      SHA512

      b90e4ff680197338603e7f213b63a4b8415443f271ac8baa46835abee380810d3c0b3fa5f59063d9df002a97604ef6aae7262e0c65df286ea2929112dd202da8

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      eb716dc5c7a2eed3d59caa0385a4df91

      SHA1

      d5168191a5033901ee940792a32c827a3f16dd0d

      SHA256

      6eab8e0c456a0804a730ebd8ffd86bae98082bf35f0f9688ce2ba745aa010dfe

      SHA512

      77660088c2397823512a05b3c825ade15338541ecf27cc3b5ccfd683d529b10902d186b5433f322a1d8150b71cdc3c6a93c8b0709bd300625513c183e6f50eba

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      7f5c20326732065f2fd125bde53d0f35

      SHA1

      cba00725853a8541616fc0fc0c4ab02f7fb129c7

      SHA256

      c9da78f23e176c8b5d7327c2f74bbb73a08a6047650badce5ce137d176a039be

      SHA512

      2eda275dc7f29fe961600f9d5a00af748e55824fe8c28d5bad7164a8e858c81f4fdbefe3f5bd3229975e5912c53f7dc8f7e9002683d13fc1fb6b2076bb7b7c95

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      7e3efee54a3ff1e8c21525a0f38f49b2

      SHA1

      1cbda5bbd54befdc881cba2cbca1f344dd88a62c

      SHA256

      1aae341876bff99a9412abd7c9ced4d3db6ab43f5ecf932fad09f77c3b5ae8cf

      SHA512

      c267362e0eb2847db8147a5b09caa0524b131f689bd63b2b78a8a8e56328bcc4dace7008a7db05ce85de68b03e38aac170f79787627147e2afff412ef6b87683

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      0f2d27019c53cf982f8b42f0bc5f8b24

      SHA1

      7e9371978831bd0392464121b996ce7997874ce2

      SHA256

      b5aea90e12c79680f5ebafcab1ac6afa49fbf5180f75434e4d0b0d95adf28835

      SHA512

      e17e9063c81abd7c30656e4b22685eb21422c09dc1d254ed05abad0825b383e47150774a978f3d517782b4919cce8cdeff0ae935b6ecfdaee6433df915cd808e

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      c30fe03c1f9a29a61183a74e63dd8118

      SHA1

      7fb3f068468096f055d8f63937b3b5f010536df1

      SHA256

      7e154d290c21bde52b0fffd06a3f34194a9e8e7c7f0f1340d8777f1544f7c944

      SHA512

      11366e572209f1ebe7cee82ee2cccc492b0ac4fc725aecd6270772ec0d6e1655fb8ef3686d84adda97fd496023fff647946564fab45f1a163cb8ec0287bd4408

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      75c5d47ff3eb9721241a4c87ef8f0bbd

      SHA1

      a826056ec90a3499ac90c09a2e56fcc6590bbb3a

      SHA256

      87e7eaff77d51422e77a7f90ef1c7d452d0054d7958aac9df3ba5dd7d0e1069d

      SHA512

      f9c28cdfec7c87ccafdad3823d6bda890afec39749ddaa31a9fa0295dd0b81e8aeaf6ddf956de277c340d960f5489590ceea03018f2388dff0b3452958337736

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      be5aedb22209dc859933abd107dee4d8

      SHA1

      0532b1f6018baa3f12e6949bbb61b697bfb6b733

      SHA256

      bd982080c856e3d2fcc3c4a6c81d3f4c2af14465d2c3e1c35a49285661695c97

      SHA512

      0f6567d3dd623ee11fcbf5dd52f59448ff65380f2bdc86d236d722609b8687db061b37779e48af75ec4111336d624e77ba6d6b5d68a726f5f1bf0ab86b12d192

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      e129ae6a85c087239cada48a05b4da77

      SHA1

      76647037c0ab7b27e29b351480e13c6005bd6a26

      SHA256

      9c0a8ab65ac4a835ae8667adcaf949ec4f792c55ec3d43a485f15d2429b96d7c

      SHA512

      d0d9d2f61b6377f9c7cfe1a9d8171e36e89927e98b59552d91a6259fbcd95634e64385d7299095ec0c7b4c10491155fd51f355f0fe54f5e82dcbb473da50ced6

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      85df422553816260bab5234d04c25a74

      SHA1

      5c86a763d5f8113cdb045a8349d1d41cb3938420

      SHA256

      9ded295f52ec233b7461056e75f413afc107f8fdcbe862cf38c007f8ece4183f

      SHA512

      69b6874e7a9ece66cf101f2fd42c8652d6b2e00b432d0d212fdd8caa0099a0a52620182cc4e449bbd7831cbf14db5500b1ffed0c5663eec7550fa0c3bab4f1c1

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      83b492ad11a5cd4d2d222409a54ce2fe

      SHA1

      7f586602db627aea457d63689aa432945769c250

      SHA256

      83018a3f40042b01229f8d67d158aa4d013a28c4c22304730e42564d9ce7c828

      SHA512

      3bc63636209b2b64603235ad411baa547d4085af2a890dd40917e01313bbb1e961559b10bd7d97d328763ae7ce7cce6e205ecce4d8194ef339bbceaaa0107a28

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      775219f233f6e902e94542f793497e8e

      SHA1

      72e3de7e9d1a74a5455b85dd1440a4f3f41679cb

      SHA256

      e842fce18a1ce29e039f7e1a9bd6a907b691512c38a6519d716d8a150c9346e9

      SHA512

      33d0250247ab9b6a18c72e355252a0fb61036fb67bf0d6bcd81c9c891e3f617c9aec38e0eac3f9d116c3da9d3defdbb150d2aa3546a3e3d84509dda0a6079d03

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      e65ea71d64e5b949e676a74306b0f42e

      SHA1

      aa4002a5070b95f99f6c1a1bf31a387c0bdf8200

      SHA256

      77bad586a316b907dc153a5ee80242965bf4791e2cd2c4f5d213be4cf9064f39

      SHA512

      4fb7092984df2f7fbd36a0d0d4f529507e0d9489f79ff7d6d2f861c9ac1d026545e9fc9e7059972c294932def1d41e1620097ef47e476463b587ad428dd29b79

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

      Filesize

      344B

      MD5

      ab81e102c42d2fb545ca5146075f79e2

      SHA1

      9643ce0ddcd51fdc3032837fbc5bb2574768a89d

      SHA256

      aa9d8368cb32f1cb5a2c14b0789a3eed2419122c0a23e3139bd5a805ee84b820

      SHA512

      8153226b24fbcb0597ec34f9caa6cff04c63090082b35db7e9d3111cb6682f25224f51c1c53fde5c9686f4bdbd1f3931fce2d81edf9cfa5ac6405db11e39a367

    • C:\Users\Admin\AppData\Local\Temp\CabD1E1.tmp

      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    • C:\Users\Admin\AppData\Local\Temp\TarD2B0.tmp

      Filesize

      171KB

      MD5

      9c0c641c06238516f27941aa1166d427

      SHA1

      64cd549fb8cf014fcd9312aa7a5b023847b6c977

      SHA256

      4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

      SHA512

      936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    • memory/2256-6-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/2256-1-0x0000000000400000-0x0000000000464000-memory.dmp

      Filesize

      400KB

    • memory/2256-0-0x0000000000220000-0x0000000000221000-memory.dmp

      Filesize

      4KB