Analysis

  • max time kernel
    133s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    01-06-2024 17:07

General

  • Target

    HMRC 2018/banks/assets/refund-help-files/acno.html

  • Size

    2KB

  • MD5

    a4b1736ebec610a5cabf97b20f4c64b1

  • SHA1

    8acd8bcc47e08ce3c2e82f37e2cff09e16292266

  • SHA256

    4cc3f8667de9a8a0ba16760f60790dac597fb04d26b78fb2cca09de144c92e1e

  • SHA512

    c23e8fb4509117d3e6a2807426a2393dbf0ba1ac357ae0c89fa842432a4cd08e93ee65098f3f47272220c7c25b1128bd06cc84f12ce52194e43d824c912f73a1

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 4 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" "C:\Users\Admin\AppData\Local\Temp\HMRC 2018\banks\assets\refund-help-files\acno.html"
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2256 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    bdad81d9b919b54b25ca32940fac564b

    SHA1

    5da35228aecdbd82f06184ff95e763cce94c5d09

    SHA256

    7ebf80ad38382b4fc9053b0efe1ae9baa9adf862ba76a03786440d0ff954b8a8

    SHA512

    471e0037b98bcc852edefd6a29b9f95af169e15ff82bd45a1fc1f2889ef9de44921e217f132ba5c9a66c093aa96d9cd43bcf90c6cae11678fe94345babaeef6d

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

    Filesize

    342B

    MD5

    bfd3740d7a10088df8a8e1b01aa9a418

    SHA1

    febad82d185b209a112f4ae01a6e551238e48829

    SHA256

    95b9a958b62acfbb00449023cab1b152597b85d67ae73104833cdfb725a96a17

    SHA512

    2a8871c72032c1a40d048ae99b3d56d8267775f9f54753b2a115aa9f8c5434e1a72e9ff207ffc1bba0074b6c132dffc9898c20c503e25d97933187871aaaf62f

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

    Filesize

    342B

    MD5

    3d8ef6929f71ac9feee27a3af24805e0

    SHA1

    2836a2a2e49a219b3ab164c6a44aab6a592f4faf

    SHA256

    2c574d921024d6d43ede07513cc6f49ed63d0bf0baaba517d829875dab0f0a0a

    SHA512

    d5c8c898db6947be8921c54e51a839a74dde6715785d709855fd260c8c7d4f19b5135c3adf34c70a0bcc2445a1bb314f34582ed553863dd12114016a037fb193

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

    Filesize

    342B

    MD5

    70062c5c62f68d83dfb7addf357f5ca5

    SHA1

    d2d996d4a588981a4b580a3088e9b5e936c4af21

    SHA256

    58b48d47d12dc1bfd15389f360e91c6d57ff5cc973af62aa6f560be67aa18d93

    SHA512

    5fc9c9bb710ed960ad0bd376402ff6fa416c09ce48ee43fe162209adf3ee09777beb777f07f5771448a0d364a4511561cc7fee618e12c826ab5d4065fdf76c93

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

    Filesize

    342B

    MD5

    52ed634f2dcf586fca4836ccbb40992a

    SHA1

    72239175d7724811005ad05eeb739cf4330a835b

    SHA256

    bf034fc942fed88502e1c296f955c2a7792d72855baefe43aa56647f344ba8a1

    SHA512

    a0d90e4e38f97e8ed94236d28ce3d50fecd224dc246f1eeadf2190e6b1d16076e39c2d0776e993161376e5abd781dc11a7162b7d78bdfe76f39ab96aeb31596a

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

    Filesize

    342B

    MD5

    6852fcfa930af9ee043f01ce10d71aad

    SHA1

    9d4dc88693ebdf950a972af4a875c16014d4dc71

    SHA256

    c21dc780ab375250325f807e74fc62e0835229865a184d6c433a67be59002f24

    SHA512

    f2f728c90b160d249e42da762047c8fd581a506a51ef7acf7da77f066fd472c989875099e07ea206a6d75b027cdc33c605c64c285fae96aebb5254b3693a3a73

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

    Filesize

    342B

    MD5

    0759b3120484f43081c7a7bf59b5d3f3

    SHA1

    080a314d36d1fa2a59ba30526489c78b813a49fa

    SHA256

    2ef44bec91c4527f0088d50d32edf4c0d79069f9a12ea500d641140c401916e7

    SHA512

    6dd61ae72c5eef4c4524786ca6541cda2629558170bbf8952988f13d71936939ac725df663d69e5a9ce2004807f38e37154e06be471be7f0df1b4f03a08e313d

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

    Filesize

    342B

    MD5

    2b9b7e5cde15ce8d4f445299da5458e8

    SHA1

    90a1b76f664a2b2c3b628c5ee185f72a09900dce

    SHA256

    5601baec0f4fa9e44e440ed4ddcdcf96ea8595dbcbecfa00162ebf49b5435231

    SHA512

    f8ca7254dabb96bd065f6f6fc31fccc88334900e8a00112f6ca1dac5e1be86dc10b077f23366e2580cc4fbbf184746694ac7521427fdfa33e31feb81a090a83d

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

    Filesize

    342B

    MD5

    bfa35bba639aef61f2eb8ecba5c84ade

    SHA1

    89f8d27c4b0b8fa77212220f9ec588c309e15452

    SHA256

    2e5cc9a235d383e80789d717a50f4339529a26b8fdf0436fabf8130286e35f31

    SHA512

    1876f59e9bfd6e457d7a35c95a3c254b7c14b812042be9271d2b40ac4ffbbdf9069e55cb271a640ad94a8a872d039f255fa1a52ac2f1bbd534bc238a9cc5dd51

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

    Filesize

    342B

    MD5

    fb2d312a77229158418c8e12e1cf9ae4

    SHA1

    aee3d6131bacc24a65cfae995ecf370e00fcc90f

    SHA256

    9c0949cc98f8a4e4d47ec9b45f36c9c36ebe3e98362a8a620de087627429d15b

    SHA512

    07031550a22556762cc03d1ec33290c3b0acb04956b9d9a15db3820848b25461f548205239940bae5c4e367c9a4b960c5fdd01d6b83971be17a353ef6f884156

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

    Filesize

    342B

    MD5

    c71dce0cf588f66c511bf52ba8a3ee74

    SHA1

    9037b8201377755d3beb23d2eeb0666baa89c759

    SHA256

    8429768d3e7423640a4a7af8b217f46de8801e77b360583f95a445cec2d5a6a5

    SHA512

    ad5b26bfb9e5bc0df9f2dab09952485ea93b1a5cad7e36c0fd7672536f5010bdec83c2e0bf84983973e7ad27cef45bcf47ad274a6b0a94c80a2c3139c4ddf96c

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

    Filesize

    342B

    MD5

    460ace9231b83ce94cde974a60bd14c2

    SHA1

    c2fe6ba8bd23ab2929131485e8eb1da15d171603

    SHA256

    2b1cf60f54f4131c1c35283ce0cd658da6e633d23a0c7305737cb0b70d4f414f

    SHA512

    2ed333d3c17f32422ae1f98d0d54f3ab06ae823588bda3e90ca7106893667a4b66b16f8e7f809fdb00eeff2f548ff6bae49eb5cdf25c894df70be7791e3f3875

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

    Filesize

    342B

    MD5

    55452aad6f44b0045887892c8d244838

    SHA1

    36ef413ba2ca27ef6a5a032664429ad1fb2bc6be

    SHA256

    a713ec08e5dfaa319b7e0ad8e7991b695ce0c94ada9e09376e8480bafc2e9a20

    SHA512

    4fcf6e7cb599a5453f660bf9ff6cb523bc8ff3852bacc0aa506e1fdb15acdf7b15d1a3001d50cf386c3393142f6dc689300caf44b01328d7ce9a2727010f82fc

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

    Filesize

    342B

    MD5

    fdac0a80c0733e3eaa9f23005b86abf7

    SHA1

    22ee6a50338b508212d7ee1db05bda2f4d8c432f

    SHA256

    0054eea791cd603c0aa4729d25d7a11f236562e6df9a8ca86ddafd8a755a0d08

    SHA512

    d98468b1db69d3ce21fea9cd011da1b7d81c56e00de25fae868db4419c6a3a93608c8dda037ddea883d2df324c76b4535c06d0b02f1cefad4e47e3b6bf90dd7b

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

    Filesize

    342B

    MD5

    f6f123703024f8f66127049d2dd64fd1

    SHA1

    3438fd96a8534eab9c4d2d019453534275e8b738

    SHA256

    b1c285444ab9add31c9bac507f8f21a6809b978b30b8cca572f596824b9fff21

    SHA512

    117e6b5d3c2db14e0b12c0092357cc64baf84bf08ea1e99ada289b2b2f461f5208c52497de1374c6b710685778b91e2d5d27932cc0232b578e5944b9b985b6ae

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

    Filesize

    342B

    MD5

    17d595f77625f589ce346e51af77d3a3

    SHA1

    5009557348f5ea45e852095db04fde4429041d00

    SHA256

    9825b0204965793911d4d14058a9f9618f0d2d6d5482199e37f1021c93851333

    SHA512

    28f61a8223247b40cee10d0e0e7795f2943690d572b6d43dec90f56d0fb653ca92c8c142bff0babc5affb8b6e18439ba28588a29d115c82d5b6df681cfeb12d3

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

    Filesize

    342B

    MD5

    1ae06bc0b45f6a71d82ad2964579eed5

    SHA1

    3487a5281882d5928edd49e5b1ef7e108ea91ca2

    SHA256

    fda1fa29ac1e0076d164a682caa6afdccd46b4dad98bb78ada0ae15e3c6dc24a

    SHA512

    5cdf85eb2ac9b44d4bd50c35b1b5f8cf2b241351f75f196352f83445f54dc71cfeee2a98b3ad7347a879bb24ba119a11ff6470b02e265d1d74bfc73482650681

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

    Filesize

    342B

    MD5

    1bd150cf7f2427163d1b41fbced15e22

    SHA1

    b9bb25a8d2176063c4fb99ca1a1efe99fde51536

    SHA256

    2eb08284825a13344aae44f1d04049153c26cb18d80138d97931dadf59d18dab

    SHA512

    5eed0984511429e99ccd70524365ff8d9ff77bdecb7f9baa71f203922ff164989c7887c16025c689e11b87591e17d10284f02233c72db8b7bb85bd16b5f629ce

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

    Filesize

    342B

    MD5

    39e4b432f5b39104fc219931fd9ee1c4

    SHA1

    189e3fbe78c783c566e41b407beb9157c8d0da77

    SHA256

    310a7f317aefd2e2aa547806bc3e487b85e550ec84b81cb32f40053797d1072a

    SHA512

    6e8037f182989b2e2be2429b434f4c922a4c78cbdf3ea18a3c52593923526d18a5793f6d011e3654f7a45eacaedf4f2729e0e59e8e261fc66d5bc39d78e61047

  • C:\Users\Admin\AppData\Local\Temp\Cab2CAF.tmp

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Cab2D2D.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar2D42.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b