Analysis

  • max time kernel
    1561s
  • max time network
    1567s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    20/05/2024, 14:11

General

  • Target

    Bloxstrap-v2.5.4.exe

  • Size

    7.6MB

  • MD5

    dbb820772caf0003967ef0f269fbdeb1

  • SHA1

    31992bd4977a7dfeba67537a2da6c9ca64bc304c

  • SHA256

    b2ac1e407ed3ecd7c7faa6de929a68fb51145662cf793c40b69eb59295bba6bc

  • SHA512

    e8ac879c7198dffb78bc6ee4ad49b5de40a5a7dbbda53d427d0a034941487d13c8bb2b8d590a1fcdd81cd6abb8f21fdfcd52924eb00c45a42ee06c1e4b3d590f

  • SSDEEP

    98304:XNd5DSd5DxTsed5D2ZT00UuOYoHwfLk3vSmaR0+Mc4AN0edaAHDfysrTl1:X+sdtObAbN0u

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\Bloxstrap-v2.5.4.exe
    "C:\Users\Admin\AppData\Local\Temp\Bloxstrap-v2.5.4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2208
    • 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=6.0.24&gui=true
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2352
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2352 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2560

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

          Filesize

          344B

          MD5

          8a84fce27b24d55f7b2596f9a923a10d

          SHA1

          a6f7d0d8bb5b745368d965b891d9c80aa3c9a751

          SHA256

          1238b6213598d73426c28ed016d339252fbec5effeb612443e244785b0a48324

          SHA512

          11f84b46a2d2d2f14a6e3efabb0162ed1737411e677f72b597c0941f291955b939308ea7502c9e93b97936704320041fdb770e289575c5b3707820cb4a1f1d0c

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

          Filesize

          344B

          MD5

          51bd1f1ce73599468dd56720a03081f5

          SHA1

          2109f142328bbf9c99dd7537c09d8f4841824274

          SHA256

          1450896fdab54fdb0514ca9b5f1f9c7d66c6ece93c50ed7c47848fcc3591ff1b

          SHA512

          cd1cce25c8a7d24a6ba2569cd18e1c4bbe8d3cac4d59dce71ffa0b7903efd859d4cb7a2c262cc4236bd32d81b6119cb52713539796e727b1026f934168fae6ce

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

          Filesize

          344B

          MD5

          a0b8fc3a23534462afd80f639b1ce6fb

          SHA1

          b0e45cd348421854befc151d947d2ce0ede8e1fd

          SHA256

          3720f640dc3a1170c63c6639d624d3317511ddf8c489c76cb9a2cefd7539e6cb

          SHA512

          bfa54185d46a5acb072cb43e7a0e7d3dca66daf8b8bb6c5d6102fce67194129b7677f5f83b26675c693a8fb3a78abdacafa1bf69a31506cf4ae0c52307471df1

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

          Filesize

          344B

          MD5

          6e403e90b2625996f1c29d532442524f

          SHA1

          3cef0e9dd299b26f6ab5bce37b07feb6c14db9fc

          SHA256

          83ba0ebfa567112cbde1406a744617192a59638a7d525e5c9b2b247c5268ca3e

          SHA512

          6f3103d78afb5c9af1bbf64a2ca3da22c6b2682a21d80b32847b1432c10a8895a9b4dd32bacca1d13c364c56fe16dfff0c49f30b7576f38257056921bcef93ee

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

          Filesize

          344B

          MD5

          102ad147c572e6278e2bb05480202514

          SHA1

          63c2b912e03f14d51c3667fbdae1d96ad58d3db7

          SHA256

          902e9a54fd0b188d053c269160a6d25d38454241af7f22ccf9e6d1c4388ad8fb

          SHA512

          765b308f0fc529126f86db713a3e7f87ae6754b57768b53cd85dc30ff354b421cedccfb574536c806d09e95342965b971f0396d097dbcbaf6d1c02b1cd8e52b5

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

          Filesize

          344B

          MD5

          1693e11f9a3261083b68e211a2a0988b

          SHA1

          297a246ea79228faa6e23d35df81d41524e691e7

          SHA256

          7797523b33ea900da6952a5a57d4f98345fb6d9dd9c7d57cee9d63162373b180

          SHA512

          327eb7ea256b4d476223b9605725c8e677178f68412086b347b5f3f55baccd1fe10f8be95a054fce27bff46a968abb68e9dc4976ecc4348848deef8deaa94731

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

          Filesize

          344B

          MD5

          312868f0a9c6258623b026e3c3973939

          SHA1

          91555f5348cc9b7c92187281cb717f8bb1a9b068

          SHA256

          bb846c03a276ac9f432c47ffa6ea4a39809ad2fbb99d87e280d0c73cc1b46fd5

          SHA512

          87a7dfba34704ba753295f98ed2c1a43c737127821f5bfa143b115606b5f99a924d8e939a3a04e71100ede5105d221b6c8605a0913dead2910c8c42684feb55a

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

          Filesize

          344B

          MD5

          ae7c43703e3e598c65926002b42efcb2

          SHA1

          3b4fc7d41a0637f491266bc6c9bdef4bbf87791a

          SHA256

          398915a6216db42a0486535784c47f253061f43757aa018d4b66a659d1f37f83

          SHA512

          e254bb8d2ee8e87d1c3cf737c5e0af201ffab2e7e57d431cdaf3ab58e66168c443c52e533ce975a9ac1460070eec8cf0a9349292f0211bd64c3c3af858f0801b

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

          Filesize

          344B

          MD5

          6caacedb7cb77f9992abf98bfa6af654

          SHA1

          1477008a740c97af076a516832ae1356d1664a19

          SHA256

          b4fd86e25fc7120c47e36b975382480157a8d60a904f307d484047d6f9b3bfc8

          SHA512

          7fda4bd06b042886c538cd159731b91c6fbbfed7a15faa21d4247418a56ca1aa809bb471736020b21fd126999b917a410d5fe745eae33dd80f5e59674d74599b

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

          Filesize

          344B

          MD5

          67f8785657fdc633372875def92bb3a0

          SHA1

          cabf410ab43703c94c00b9040e8adb0b9afc6dd4

          SHA256

          50276f054353659c4c3a1ce687e45613e9150c60564152827f134cb100f4a02e

          SHA512

          388e9899a46fe855087b0bcdf1499628f1a8765846a3aa3b03557dd19abe69f42f6032efc33b8408249dfdd4f0a513af71b0c4f64deeafb128cfde97fc017615

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

          Filesize

          344B

          MD5

          b8153c01ea68b24420eb88bee658ef40

          SHA1

          ffd5ac685d82d4b4e7295d6855c8c2fa285149ad

          SHA256

          8e78de5895c295be53520af218f2a31d375eab6206bc39fe0f1c86f14c69aed6

          SHA512

          b2ea49c70a006d6d46a1b02aec6ed2a9ec8d8c0b56d3cbdcf61b41638bd0d0d9e784b15c7b525becdc80e44ddcdac05d52d517cbd8af8e664ef535c01684d115

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

          Filesize

          344B

          MD5

          63cbeb1c7f2acdc780f7bb3b519b829a

          SHA1

          c76fff0b201a3121dff7ec5f5cdd6d7e9adf211c

          SHA256

          5c074fba4dc671e66726d7afdc8da1244a1c6ce7e57a79bc4a31b4f09738b1e9

          SHA512

          0563c58edc00ad020f21dac5ce7190f04a84010ad46e1e00695892ee32f684cb24c9babfc00f3262d61693e7054bb09f8189798c71486506ba470cfbf84ed6ee

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

          Filesize

          344B

          MD5

          ca51306798aee44a3c42eb20cd2bb8e6

          SHA1

          67e93e418015da14a84072bd9a554627b0708eb6

          SHA256

          a124f37bc6ab29851e9ebc27dc8be95e5e4fd991e6449e7c1ba29fd35556022b

          SHA512

          e9f6a92dcd1b0d48f494a134d6a80655a6ae946b226180f8fd9803015a21f412b93ca6d2450ed437b3810f5a71cf7489b8096368b46df6cbd8bf93e9a07bdebf

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

          Filesize

          344B

          MD5

          75031cfb6f72528306545b73a8472f3b

          SHA1

          c5bcea43d9fc2971b886c1f0930da278d7f6f751

          SHA256

          52d5c5962a614b75245bdf3b16ecb023ddd10f88c393fcd4b935bb35d3d0fa50

          SHA512

          2cab1ff72fa0fa03afff426d01a007b870185bd747fe191fbfac17ad8ab3d3b9bcb68f3f3890a368bbe19833ce57bf32fb7962afd576beea794899c6b36965e6

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

          Filesize

          344B

          MD5

          d1af9078e77e4c09a149ed1ec9d799e2

          SHA1

          3bed76869d7d87c0f0f04bf260099b9b379c6076

          SHA256

          f28aca7f7b9989980bcae29141aad49c5ea55cf42bbb03ad96910c89903c9498

          SHA512

          56e8d44ede8ab7e1f8dfadc754b889b93979af6ceee8d6615fafcd98d375da1215dbf0755d71af807375d2db51ddb20cfdf300774a31bba90727464333532336

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

          Filesize

          344B

          MD5

          660dbff80eb06b6a3ae6cf4291903f1b

          SHA1

          fa56f16a4afd1caa516c824d397717ec7e0a893c

          SHA256

          9f63f3347a16d4d44ccfe16c093577118b1c1e417154f241ff786846c67420d2

          SHA512

          59fb6de683a9ce8512db0b433acdc6a6d0e92f0ff0f816156a63d345ba0efeeb9b03b8c2b48bcfb4d1209af6a62bfb6a14991656761b0c197960b6b6db987257

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

          Filesize

          344B

          MD5

          5612477d07783e2de94b2b7c4a3f7990

          SHA1

          240abcdb740fd7c0476a15af3c1d0ab226e7fab1

          SHA256

          30887dba8ef865a18164f65ec57af37df93c1b41dbd1ac06c82f662cf27daa78

          SHA512

          329aa82558e538fa4b7cda3c1952b63fd926082a258ba9d7a6607f4a9c097d4c9127f94e25251c41e43728346729e5abd0b371ad4cbb313ee6e84f734613af8c

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

          Filesize

          344B

          MD5

          9f437d6840911c03b8e4dc0549164f95

          SHA1

          89ac82dd04de01e5a331246f2127640a912f61f5

          SHA256

          72d1eb59e6176f28e4a33ad9de6c75125e27d606498f7e290b3c7a8ddb791025

          SHA512

          71d5798dcde44ce9311551483c6145e55c42a0f6d0c6025a3932151c4287e5f610fdb7a65dbf40193a6392bab4075daac2487bda7bce6525555980c5e8489616

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

          Filesize

          344B

          MD5

          2879109efe0a355df633ecc5fd472e97

          SHA1

          458d8e44962796c8b450cd4debb6b7b79c43b1d0

          SHA256

          ee4532489f1e1ffc7349e44b5e4a212c21278a99c4343184da6ee2f1cbf0bc09

          SHA512

          0cf734994fe25c5af0d05e5488e4a7bad07b1d58bcc4691da2e26a5863f66bf4c7781376cfed1b3d3663d9d5b824ce80b65dea687d66782d0fc1402ff996c8ea

        • C:\Users\Admin\AppData\Local\Temp\Cab2C00.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar2DDD.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a