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Analysis

  • max time kernel
    141s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    08/07/2024, 22:37

General

  • Target

    rtflib.exe

  • Size

    22KB

  • MD5

    f392b45bd2a468647ef8d4230f45c132

  • SHA1

    786e8c5b01e07c52b68585e80bcda3cf865c33c9

  • SHA256

    6c4c1d409fbd9a7a33f912317e665c1adaa5e254ecccc0ece8af8fd25597abc6

  • SHA512

    c6120f81aa32c09a337fda70cacffb92a213b37e5d9d9882829f9ca6090d816080e008d6e6cbf0beb18af590f02feb0ed781b8e0eb382010877507c829e7d94b

  • SSDEEP

    384:zkfCtNKvzHR+zZxhKzB+vU+V7qB8wuNb0nMzwBaxkNXvDEZZd6yW:Qm0Bk9V78uV0nRLEN6

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rtflib.exe
    "C:\Users\Admin\AppData\Local\Temp\rtflib.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://www.verypdf.com/
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2488
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2488 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    304B

    MD5

    07a7a4f9d95923c88d25fa7c8f60dc2d

    SHA1

    c6fee110dceee8fb098b3591e038961e5a2acfca

    SHA256

    66db620b36467cd9362050563ed09c0d8185c23272837cf23c0401a252372e78

    SHA512

    52781a1efdf2e949ef73cbd0d7eda6d4ffe0bad73a8dfa56b58c3a687768141c6cc2c0abc6ef8d857ccfb14b30b82ded35b6dcda30661fcde76aaa902a1dea0f

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

    Filesize

    304B

    MD5

    d29c9069dc2a6e6d6deca24ad0c6d663

    SHA1

    153982c0e470277008f29d5519e5fe7e40a5a83d

    SHA256

    e4801788e6ef88993ceaf0f97da4e9c207cabe032759daee39aaa03c8e78efef

    SHA512

    1320feaba1bba65e88da9b2b57dc07ef23edee1f6508b86f7219d5981f47f4927ff65cbcb412386a7973dabf730f5c69c608145722bb6ac6c44e3b1f7e3288d8

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

    Filesize

    304B

    MD5

    bebc7c3913bd04edf70af614044a096b

    SHA1

    f08d38102a02ec6b4918a7caf6f1ddb8e3865aef

    SHA256

    76a5beef7b36df6810c83d507fb37eeb1db963c1fa2edad1e6192fb393483762

    SHA512

    e1dea7e1c6881f20a2fc224ca3835d81704f881c41efb5721dd589e1e9213e9f1800cabeb96952d0ef348bc393b3f0d7f24724e1da39e43b52a412442b781d9a

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

    Filesize

    304B

    MD5

    6c5f5562295d062ff51e68f8061660d9

    SHA1

    5b87e3034d8f01deabfa4af34ce3948664a6b09a

    SHA256

    a1ffffc936d316404d2926bf8200bf6a0c031fbdf6c507eb4a6457e3aab3fea6

    SHA512

    59aec88a9bce97353b613b8291947f82297647fc56368483b870b0e851d12d20430ee3bf9943b51e16c9b44c730fd9fef4a5d32a14cdb4bea76e179f5ec10239

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

    Filesize

    304B

    MD5

    8dd84547cc743ba4fb80b407987e1c86

    SHA1

    8e62f239a006c77e04386ef6f68084b906fb8f91

    SHA256

    e19f2e44edcf0fb43824eec49459f3c18e4e396744e8539ed97f2f6cb1d4c9fb

    SHA512

    d2eb3e73abb448976f5094acfc7a5b53d73bed029c37b9b7e5a76ed4d194ce49ef95d2ae110e45441dc861a5daf1e09884b4b9c46c3262c326c0a34539db626c

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

    Filesize

    304B

    MD5

    4fb9f4315247dc3e77a3ac75aa95a5f1

    SHA1

    97ba8f83859e3cccdf56792d5b71dd5bf633ab12

    SHA256

    cfb4c3288d408300643eb121616d298e1225f759d8345ad610dc31253dbc46c5

    SHA512

    f9ae193412cc583262c5f58c156a8035f9b9823dbf6a2949c92bff5812db747e77db2a52ce62f9d83648fb87a8d0e244afc98aabaf7c0fe5c5b3f36fc136f43e

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

    Filesize

    304B

    MD5

    9ea49b140f11a866db3d7be753ff5c64

    SHA1

    6bab9e147d4e8ec9f53dbb4b2b6efb6377f07b05

    SHA256

    f631b4621b3dc676933346e6e5dd738740dd2330616f0d57ead57cd069cfbcf4

    SHA512

    89dd18bd8e6d39b566a57761f6451234afe9a399926abb1f943ac66e886a726ea289a40e47689ca695e4d3c3707ab9f19f5fa97d5d5a5aa0c684018dbe2df962

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

    Filesize

    304B

    MD5

    c284cebcb084b5532fd38a235a6faafb

    SHA1

    9c6b236e92478c5f073690861a053c213d25d857

    SHA256

    b2af579b00bc3db0f56f7e34bc28b5e1330bddb75e9a5a5a01b4a69d1e769c1c

    SHA512

    c8b63a859c52b885ee48003e3f9a2e40ddb7b707403ab2b901ea4a749ee49768d0ef906e8dc7a0f8e6201038718629c949d4f46f1be63f9764169624f6e7566a

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

    Filesize

    304B

    MD5

    781a8653ac2e3d0c803d088b66c6d789

    SHA1

    31455dc2d72c27579b11cb313f78cd107b2e7b97

    SHA256

    38ff647ba0f1b0ba1fdc90d147496862e9cf4a73e720d9e9397b13815bdac5c5

    SHA512

    a3445187dfeda6f4a0c58a81636df791d274a1e263e1472122c60c1763066a66e87d26d8234e746b9b193bc638a83ca93f948a2f0087da146aaf01d837322741

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

    Filesize

    304B

    MD5

    a78c235746fbc8e88ca5a85c389ec248

    SHA1

    7fceace1efa65d725ccb27da5d0fcd32400278f9

    SHA256

    6279e0af601b5eda75e12b2ffeea1ddbbccdab1a9e9860a394c927d0ba049506

    SHA512

    e78539c5eabe7585d78be0847028586b08ea958c7c806cd1f1f02c176973f2f46c11edc7e4d1dd3932998397b0b210546ec0c0ce76065d13f435ff1bf0ef58e7

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

    Filesize

    304B

    MD5

    2b9ee1de008ed94b36b234fa3109e87a

    SHA1

    12803a82f3b508ff6dfa5b614f26749d7ef3afd2

    SHA256

    158125f22f3b951065dfe1cbb0953024f55c6e08fefeda4a6dee07f08134c241

    SHA512

    f76e85bf7d31dd652e333a138ea45c5aa1fcd596656afe0e27ed3c2908ea46927f661d689e0e432cbb4a24ed0b0e4db4648fc469ee13b679d47f24a58621f330

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

    Filesize

    304B

    MD5

    0255d9edfebe63b79791e1336256ba7b

    SHA1

    30d5f7eeddbd229d970f8cb017fce2dc00464b63

    SHA256

    e6412d72237c8638d8fadf52128ec7f3961f3f33495f5144b79553c05b7df5f0

    SHA512

    5931ef589d4d48f68d8da78571bb85cf1b560f6099da4698171434e6a6dd59ec36619c73880136fff77b49718bb454dfc762df0af5efc1c1f59302109a4fb49c

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

    Filesize

    304B

    MD5

    e9b7b515f906712770ca930a1aa7de30

    SHA1

    d1e041c3b3bd3180719f94890c8ded319320d105

    SHA256

    dbbe9cc968ff9c74ab48d543dfa71cb61e5856e3f5dbab09ee015fdc809d83a0

    SHA512

    c36df53b95236295191e24c120f8cdde4d37d116e648896c0a6a04543da009f6e60d484aea8a8d84282f0f34c1becdd0e2339e293a9ae098ac68a7a3e9970130

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

    Filesize

    304B

    MD5

    ad97fe1318d10e82d023f34e37d6b2bd

    SHA1

    dcc65a1336ed8892cb71e613d4c659fc5ec24d5b

    SHA256

    f9495c993159be3538283011b5e88d03fb15f370d8bd8ff96a863314d9e05aee

    SHA512

    fc9488645f89919db106902b7873d1e2a77034f892553cc8e6215feadc1a626805997f9d161b3f88d47f9e993a887f2a367addf62d032ece78ad541bf7b7065f

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

    Filesize

    304B

    MD5

    aa7d6833a3a1e1b771ee579ef5e0f682

    SHA1

    d6bbce4e6d6765857db0afa3cb805ebb809fd691

    SHA256

    52a3d83f18807e15c7a405e1d0dee5668726fc0d7f29346138da618c3e2c84a5

    SHA512

    501f8a77ee6164a769ec37c33ae1508787bf46eb9046f29e36ea9f9a8602242d5eead03a71ad8d959145f238396d8896da516f0f625942959c61732031553d86

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

    Filesize

    304B

    MD5

    82d27cb5c72c38577ef34250bf243648

    SHA1

    22030be3ab3383dd63b231d29ae4408549053075

    SHA256

    8e27fbe577999dd0e74a0166abe74d4a3c1bd1cda642cc4e028800bdcb0fbbea

    SHA512

    52e009a557687f83b936a5367dc60c0db5be9c0832b3d1722e61f1ae97ff06914660ea0ed3b78378737822490277c60def4b0659e66c62fd27783d9cea847a10

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

    Filesize

    304B

    MD5

    528c36d8ae0ee5928dc3e7a163e91352

    SHA1

    6398c551427611f62c5cc5f7f64b0d93091726e3

    SHA256

    68804e8f2d9b5cc4bc27caded181f8b6757e5ca3a03cc037ed22ab67dc25215f

    SHA512

    712d70584a5e79509aeaf282afa3b4bef679c232a13ec1a74f2804281389b5834cf996160495163f62e345e8f97e05efe8a9b562eb3297b6c0b07ba90f8e2cee

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

    Filesize

    304B

    MD5

    840197388fd7ac807ad6c09dd049034f

    SHA1

    de14c8e227ba17251fffccc1e697367f5ec49b25

    SHA256

    b6b59c2727eaa2216ddc0721fd99d6b044bb52d4a6f7216bf05dd8c66a2c5fa3

    SHA512

    1e81325517d4ebc4b0f46f4e7d15039cb4840e8359b52fda3923cc1c72cf0d69b4b663ced9f677db569781edfb589321b703aee6d0fb3f11a346b93f7f0782f7

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

    Filesize

    304B

    MD5

    32932d6cf067a02b29653d8dfb257f39

    SHA1

    5acf716539e2b84c5d825846745cc07a134a9aa6

    SHA256

    4923b72b9a6c516b8b61042f83ff6497988bfaead364cd733ede24fe5183fc27

    SHA512

    4e0881c08374832ddf3525f7255ef3a48f39b8335deb65b0a1ce68236748ad7c7c94b23026051eda03888dc8cf76045ade91aa2f56bd4ce8d79e88fc00be6654

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

    Filesize

    304B

    MD5

    c0885605fca3263cfddc2b9645512227

    SHA1

    6b151d6c4cf34ddb6cb5bfb4fdf7f0a5e0bf98fe

    SHA256

    efeddfcec422c88c12fe27e09804619b98f62b34159560deee90a3b832453e0f

    SHA512

    94b32ea4fa8892a1c0b152421489336dbf81a532b02f457136ff60ff836f20f5433952aa9d5cf67683b088af416ba7b1580d266cf133b33327659c3789437619

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

    Filesize

    304B

    MD5

    2075601c9f248ecf76487ce509f9a4cb

    SHA1

    053a8d18ac9db414d533dc4e0990d9292194e4d8

    SHA256

    0cbd47e56b7a9fecb4c6f15a797f1fba7679a3ef90aa85bc844e4e3a6a1d671d

    SHA512

    64b941fb204ff1d5449326f5a7259a511396ca4c88060383949e7ef27e1bc21ac185d538e4d3b16c9ad0f7c7c405cb2f7b751c0c2b1bcffedfa30fb6dfc0ec23

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

    Filesize

    304B

    MD5

    4ca4edbfa6fdcb25915da45708c28d7b

    SHA1

    58fd5cb00f82434c705fa8fbadf8f63dd547036d

    SHA256

    8d0a7695aa26817fde7f5c4a3fcbe73b6f61e5314d925615dfd27bd6768602b0

    SHA512

    4bba3978a797733654d4673709129c2ac267db2d6615a2e6a79cd8f01236a5ce0e2b0914ba7d77150725b22aa03de8cd30b06b6d4b892d069fca9019299d9cc0

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\puwo4pk\imagestore.dat

    Filesize

    4KB

    MD5

    812a9111eb8a203ed36a9ac886fd95d4

    SHA1

    c031ee363bb2b93493e40f1dff04382d39b4a197

    SHA256

    14b20fadada5b16fea6a142c5df6e0de8b75e3708d9d5c7da1979e8fee5e29c8

    SHA512

    6a0d454634e05a3357ebfc547ddca3f8372158a959050fdb92910424aaa4792cb7ea7fdd1fe41cbadb4a6b6894604835ae1771be863c26c8cbfe4808f1e5e535

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\2LF9I1AK\favicon[1].ico

    Filesize

    4KB

    MD5

    fa468a5e04eb4baca0fe63b721ed6ff0

    SHA1

    47df3d8572c439c2dcdf0ce59ea8a1312b778ca2

    SHA256

    0a67a4cff7f4f649898f072fef442489c9f01588d75ee7b47bc6331aeb09cb87

    SHA512

    34fdf7b0ebbf3cdbbfac44eb434a7e2c7ee32bf89bcd4fa5baa3ea30df7f577ba7522f4c228e163ed81a648c19e6ce6485d42d066a4c498569696662dc5f0425

  • C:\Users\Admin\AppData\Local\Temp\Cab7DF.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar821.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1864-0-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/1864-2-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB