Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    17-02-2024 23:05

General

  • Target

    Nezur.exe

  • Size

    26.5MB

  • MD5

    9368fd67654ec71b2d52dd0d8fa31bdc

  • SHA1

    5550c19ead9a17988d30247b646be69b776cb693

  • SHA256

    bc07898a6136045b88ae61abdf5cb081a4b7ad792c555afce1c42b3ce43cdf0a

  • SHA512

    e6f06371262b4de8ec57800c2a06492f1e977b7a05bb34258fc1d27ab11cb089776fcca6bffdc64a407c222a5b998d5a36aedc829342baf50707600912268ae6

  • SSDEEP

    196608:dOM8Wb0guhegb56w6Vr8utDq+S0KW1Hs3VaTnJ45/9iD54+V11bFv4ztbK+nmtzw:dOM8heg+YB+S0KW1HlTqzQw

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 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nezur.exe
    "C:\Users\Admin\AppData\Local\Temp\Nezur.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1588
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" https://aka.ms/dotnet-core-applaunch?missing_runtime=true&arch=x64&rid=win7-x64&apphost_version=7.0.14&gui=true
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1528
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1528 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2672

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

    a1401be14b80df43c0d537f83374fc74

    SHA1

    a918a7679f954842749b79a417cbadae7b8771b7

    SHA256

    bb09a71254a895b3d29ad94b78cdbe53930855de6ccfc41a72de1dfa93ef6ac6

    SHA512

    9650a44b92f0918fd17664f02adaa6bad6788e3dd897143695009ce8048154387a03052be1c1bb88eddf44a1d144473dcde98e45cd1c79dcd4e45c296283a95f

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

    Filesize

    344B

    MD5

    121fa6172dd932777b8d171ac1a84013

    SHA1

    c7c6f823dc686db5ceef556a5afc894647239c87

    SHA256

    59c104892dbb8ac1ff4a53f681e091b2e9d0ce5813cd73efec2927950bf5032b

    SHA512

    9116114a086ff6c6b94fb138477c7b5c47fcf4be51e95c281b536dcc47bd7db50f0597323e3a6b10932799d3f71e85c2c60770aaf1807f558715af0cc6156e0e

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

    Filesize

    344B

    MD5

    77fff89c5b315c63d8226a325bbe90f8

    SHA1

    7211c73e9e2255d9eed71e9fc49ebe4ee55983dd

    SHA256

    1e87edce618389224c7e90f1203589312efed64c1d58f11930095da166e82dc5

    SHA512

    1feebe8c382cbb56683855bc93c15376aabf7d31d4a125e6315f2e6ddea1564562cd7eb0dfe005a9634ab26269df7e12c4494e163eba713a4bd501a603d0b96a

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

    Filesize

    344B

    MD5

    9a69afcb9018a26afd7a2517319283fe

    SHA1

    c8cd2747d894eeae42874b1113483eb509861bf1

    SHA256

    e90cbb68adca276d46d9983c53e1105cc1ba12f08aa81fc98f5e2d230d4a9e3c

    SHA512

    2e6641f6e451d9e6ae34b4feff8da1f0432e9927d31a6f033a28a3aa08ff9464a0c6a7225f3952ff741ab9e610a08bcb3d0f78bb90e05e7cae58006c29e832eb

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

    Filesize

    344B

    MD5

    078be3e2d6526407293f780e2c833201

    SHA1

    195fa503a800783f74ffeb1c7f080554206e2a14

    SHA256

    1fdb1e4e214496e916cf36d08034c3f099f5c394073096837326db1a14b311b2

    SHA512

    694a5e741dcf5b7ce154b14bee89de80ea7b297e6cc992237cc2b3ceefbec90dceff6395b63d3a08f013334d4d9a94ab74bc84892d2ba622fd61fa0ddb9a4d8c

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

    Filesize

    344B

    MD5

    9e5f470f8ff4fb8f941bd2517b9006fe

    SHA1

    4376a14ba2cc800101ead7814dd760f1ccbc76fe

    SHA256

    1d40590480d89a49556a0faaae90317a93966d199e52e85df997979a1e8f6a80

    SHA512

    47b9c1686a1b08dbe060709dc5d60e8ecada8f1506521023a3c52f956901a715c51841fb0f25e5fd92a56b6d0a3745f88e85f25df97d2dabefe7b4fb5c43b303

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

    Filesize

    344B

    MD5

    3a14f27c0691e1cfbe5d6201146f11d2

    SHA1

    3e9699a821441c81bc3a217528551dc2fda0ef9b

    SHA256

    d9587d217df05f4320000782c89af387c98d41e7b62ee001ff6d60fe630a046b

    SHA512

    d5c1cd653af9048eea4bd07958de43b4c58abbada8289db67ac749b8a3db2f5acb4d82d8fb0786067f692826ba29eafc5480e2644d661253e5cec4ac59731dac

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

    Filesize

    344B

    MD5

    ccf084c47782ded59356dad1a0567464

    SHA1

    b2c5796f0b3bcd9514e86f087c7eac7bd5727681

    SHA256

    126cf2fc3088d26342f433bbb716aafc58db23e88cff61845639f499d46a1461

    SHA512

    4638d28147c675bd6c3b8351a3808df0c36c60c82d5fd2a52d16087b7c66cdf09451dd9ff3dd052986efbe46e53b8a3a3606284d1baaa3c5baa847a6094f5d6b

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

    Filesize

    344B

    MD5

    d684650b2a4b2d0be81c1e51d316214e

    SHA1

    3b5454308ce5e9c8101da3674fa17624da0768e6

    SHA256

    2bfde4b91a773a9b63b01660f8954e051ed7ec71cb6e508252658c3cc038e9dd

    SHA512

    bd4bdeacc6e88dc0e2fd3c2cc6ccdc98ea00987d299eaccd4b978bba435e2c0002478b1c0e297f6560d1af25c7b4587a47afbcce1e2f9543fc08c7ebbe266871

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

    Filesize

    344B

    MD5

    d8cd60506528a7b7c550870b0f693c67

    SHA1

    45b8ba634dc14e2d8ef2961f32886095c4a9da6b

    SHA256

    cbfe77055ea6bac62c8a894f11f6a6a9937722a7f1685d1571f12b6f7d53212a

    SHA512

    2d7bdde7badb6e15058ec6277431c01a466d372396ea2bfafbd0e0fa5f28dc89773cfe93d8df7592384795c1b4d2ff438f4522848d930bf9ca0e7d83e2196428

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

    Filesize

    344B

    MD5

    6dd3248905ec5db836bd1c930c6ee587

    SHA1

    0fa045a80b16559af3955a113c5562161c55dd67

    SHA256

    fd1ec22678e04012bbbaa788b037c0d6abdeabcf5e15e250a35e4f2b435d56fa

    SHA512

    04ea97c6440ceaa3495d1906129bac6b113a274c9d2126abcc1ee90fccacea55288ef8db883c63c2b4110c1885f6347231c355563c622396087516b04704fb74

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

    Filesize

    344B

    MD5

    5e2660fd668c4fb02768318fe704e735

    SHA1

    fcdd09e5b571198608c9a9dbd92dab4815ea3901

    SHA256

    90fc4e7a81742a5b00a3e95b42a7518eea0d0bbb2a269232d8fc9aae1a32f7f4

    SHA512

    191dcea7f79f7259a091fa06359623c5b8e83f32b628c189b532d520360158eb829f1b21ee275a7a3edae21659f0a98766c4d6f59b98a0c8bd74e0f11c1a1b73

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

    Filesize

    344B

    MD5

    ae253cc2461baee98bf275c69b0cf11c

    SHA1

    0c0cab84f40c10c6b0488dd2398b5ce8ff0a6951

    SHA256

    f14ea8ed8fcc1fc461d1cc380daa4bef2989208f95601e7554312758d037a4b8

    SHA512

    2eaae62c8cbc1b40f358e47c4bde41f5a46df04ede4d851026b62c3addf32735e66046d9acfc3753dde66ec1e4726152e6a4ff8b0067848c5ef0ca856f9418cb

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

    Filesize

    344B

    MD5

    d4b050b897af47ddf4b75ed1bf28b240

    SHA1

    5d8fdb60948b2c00e4e4cc41e4ff6b9c27aa5a4e

    SHA256

    a370bfbaac74132ca91640b63e5cb32438891b4e866cce56b31500f910ea07cb

    SHA512

    2e025ed6f6d3c32bdca58e1ded7605e89361d6e316c1018e6eb83eca87b8b85a81c84074e51615a790802422f55d9974b1cc4e899568ef72e5c104a8a3824e56

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

    Filesize

    344B

    MD5

    8dad5545805994bee96912fba18b46b4

    SHA1

    29274835ba8b538e2201457c23acbb0bc53b02bc

    SHA256

    acfe3a86a9738fa7ee8fd2117e5f6a7ec7f30605e6dcabd5ff3dea9404ab42e0

    SHA512

    94d5fc3fa7d37c594210ffe0bfab76474a8d1f909ade01cc48dd00f3f425a0b2fccc0184c2bfe0711f5268f4620c578de37fc3bb0b45294c512322a80f6e103d

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

    Filesize

    344B

    MD5

    52754101f1d0a950d4b7dc0fefa7aefd

    SHA1

    f0ad02e8cf1c0655edc147a76d8887a01482425f

    SHA256

    2d8e1711f5fbe2309213d9553e095c3c6f6019592a0925702f898404c4ff0bda

    SHA512

    701a82017781f4612175e9ad8c4dad9800c42b15a47137ed427325b072e8c013c730995d7a07adc8422000e3abf5c9a60956a64449b96bc88d0a2a7293b0b096

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

    Filesize

    344B

    MD5

    a542493d3ae682676fea52cae1fd0848

    SHA1

    f5922cd2dcef396ad5bd8c050fbc4791357ee71f

    SHA256

    846a571aaf702461136f843088df013eb853233c419505d3d42acdbe434b38d4

    SHA512

    5b4b0ec3121542d513a7b624ab14d4352cc84b38a3c4dc31ea9322e4f56525af86848869dd6615754806bd82ebbe408f30f6c995cb5fe6e5aff2fa2f1c2436de

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

    Filesize

    344B

    MD5

    453703d93505daacb00ecb8638e0a4b2

    SHA1

    1dfea3fad6d8e8670532abdc795a8ce189fc5697

    SHA256

    09ad89d26ea26e87f482b6f9e1c7152c98a549aa201e1aeaf34f56ee9c5c7c83

    SHA512

    95f9818daa49a04e7cc9de5dac40b001c9e25507ff15949402f6772ac93b32654e51563f8e257b5f547e7d7fb00fe8fc53d1da6b7b255ff9335d451e2bd4bbb3

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

    Filesize

    344B

    MD5

    7d560fcd8557e91337e75e96fafa439d

    SHA1

    4ffd7d6b53a914007c076768eefc6d2b849da5c1

    SHA256

    5c7a26ef6560cbf8feedbf0bef002ba8642c561d5c664417adefd6f5a48ebf08

    SHA512

    56afeb2c6f26a51eb511da94c8ecfd9927dc78109b3d49f5b193be72d7c5f9c54fbfb3b9546383ed745605504e34e385f5b05f8ed595c78b81fb6a49d30b9ddf

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

    Filesize

    344B

    MD5

    73e81a52793b90359ea18b6a0b292739

    SHA1

    066c3438e3db6feb4e2fda3b4497d2effa736077

    SHA256

    10d5ce6449b1c9cd1ba04a6855a76b833e6d9bf49fb65f940ff7cbe41b75a184

    SHA512

    f59707a1054aacd679cf24a1f7f40077ed9c0de544e46930b44a8dadd632766b7d7298455a82da462ffdabaafead1e2f0a15be049dfb6f56a8ef064990d7462b

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

    Filesize

    344B

    MD5

    e0fc42999c48796cb8d2c40eadd18404

    SHA1

    8159ae1bf311e9e07853f68e841c55d885b9bd4e

    SHA256

    1182152ffa4ea5beb8b523ab8fea4f41d65f23f461beb72e59519d46effb653b

    SHA512

    28440a01edde9544f2216192f774da7e053edc1ca1367c8191f3e70e807433edb8ee24fc950af44b7bdb35746db8899c207fe550eb16375291079ebf4b655a51

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

    Filesize

    344B

    MD5

    4beb4d2fd367b927226eb1e991d9819d

    SHA1

    6c5a2ea8c7b5040f11bab7717b302a4d9ed7ec0b

    SHA256

    d0cacaebafbd90fa601a03e8a4d9377408db89be7b93776cd70a4b62ae64a949

    SHA512

    2605c6336f86223b232e92ebf481b6219c6ec180f242e872d3a4fe2a2058b59b7ec905ef07bd9dd70592bfe900e0471101ffaac33ce6b3f1b49d0b9d0e01ec26

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

    Filesize

    344B

    MD5

    72558eabb05216e9ef55252367a5a960

    SHA1

    6306323d99adeba8639d5d3a1683c11494eadfae

    SHA256

    888d13b0a3efe8c682ad6dc2a44df6670528f94fb57284e70c171cfb0c4a65a1

    SHA512

    ebf3e0594efe50bc4d42be65103b0a0013a648dee2e216bebe9629daa3fa6c687ff77d17766f40444b1ad86d79ede08c1f0fcfc202100bba3552a92790e885c4

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

    Filesize

    344B

    MD5

    da665068720f075d9c9350dd198d50bb

    SHA1

    ae4bd86759fe089ff42c0347ab838e8f4fa9c9eb

    SHA256

    8969f09bca84c0e08ab260db284cb7c7e8958a79f800bbf5028b59114ffe5fb7

    SHA512

    493fa7c160fdb957acc7af134c20c6787c3363919c53e84710e8b3f0ae63cd84424177f22a461d26cc9b42582d599c3e0392a3da01895cf1e5c3dc75b8cdf84a

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

    Filesize

    344B

    MD5

    5027a89a92752aa4761dcb6e195a1aff

    SHA1

    3f95b2fb9977d01920ded46e131473c76f842633

    SHA256

    0b5538e41175e73fcb8052039a656c15c19f8bb2f142554f9a16f2bdfa100234

    SHA512

    acaa742b5a250e3d4fe43d067ede285f5a4afb45c087d70573889c50ba3a8c3aa2bb87e9f8ad7ae7e6fad485c2acbeb992bfdb1ecb37abd0f1239a1396432bb4

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

    Filesize

    344B

    MD5

    54760d72c8abbda04b9f3de520d524c1

    SHA1

    02eb46bafadae07691146b8dac02e5693f6652cf

    SHA256

    8ef71e086fcad671bc2a83e606377c8c758aaee10b453526e0df6933ff922535

    SHA512

    de70d98a1caa956171fba1d6cb41bfdfc8d6cc864539d7e15a7db5644df3784a4f1c8ac34bc539f2a4daf201c6216f47dc33e78757a1efddf3a8fdcac281b17d

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

    Filesize

    344B

    MD5

    329e2db22562ac9fc5900bc582fdead1

    SHA1

    f14598a4f7ddac550539e66a1b0e0678757334d1

    SHA256

    8183f09aa2e6daf24ff46eb9ad7ffd91cd34062f9065353cb39a48b454150424

    SHA512

    a406f2f3d54f08dbd766448faac4a228c48d2ca8fd2ac4c1a78060b67cb79845351454256e99c1faa6feafeb2a77f5d77ffb1d7d076547079a08fdd07e3084f2

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

    Filesize

    344B

    MD5

    b2065eb388ae8b1b05455043f113a9a6

    SHA1

    6b354410d1afab4530e1297f9738a05924ac4e4e

    SHA256

    7a2f78bf9e7fbb87f54d99ab9eba5b1efce9333309e58997cf3996c11ab1356b

    SHA512

    46472a6c67150eda7b970cb217dbd9ac42811f4c7505b6c615710dec381d96f1740e51570ea5bd2a1f1d9728c580f81284d83eeed5cc667464d3e9dec19c637a

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

    Filesize

    344B

    MD5

    8e7ab2507838076ca523e347d4ba398b

    SHA1

    a45c1b0ca49f7912f98dbad153a8bcde4ce5a7a0

    SHA256

    9b1f20d502e20e9350af8610921262293cee01c7691a2e131b13524fc80d7044

    SHA512

    74c9f5b185309263bebdf75af7c76d3b4fb89997fad7e88333cb825f0286a4ca155f246c120822c070fc5480f7783221b5cb626bddcd94e537f7b3f6efa3d264

  • C:\Users\Admin\AppData\Local\Temp\CabBC0F.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarBD0D.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06