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Resubmissions

20/04/2023, 05:07

230420-fscq1shf81 10

20/04/2023, 05:04

230420-fqn19shf8v 10

Analysis

  • max time kernel
    262s
  • max time network
    325s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/04/2023, 05:07

General

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Checks processor information in registry 2 TTPs 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 52 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" https://pub-24bad0e6ee514529aec1c32ea70503e2.r2.dev/[email protected]
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2560 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4980
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2560 CREDAT:82952 /prefetch:2
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Modifies Internet Explorer settings
      PID:2772
  • C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
    C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3780

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    2a7fc714134ae90293fce5a1d9697e16

    SHA1

    c29dab1a5e37def81a3406813587a32001925f97

    SHA256

    0145704170fb3888d08d35dcfe2941c6ead410baab0e3552d78a9a402f682aad

    SHA512

    f41495e458a8b7eac03ad9def5278553784ebe35e05a984892a0a078775c472c03a80cb9c00104da9fd18f8f7bf04dd1c1da119514923cde5a4fcb696082f2bf

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    434B

    MD5

    8a2590c546a8dcd541b963aa971ec3d7

    SHA1

    9a600fc8eb0f370c78ba18c850342eb2f370210a

    SHA256

    e387d1974ff8a899503362a88a57d92069800a9e82441edb1f1a52245967a29b

    SHA512

    259d35324a909ad3dd32f8f94578afa64d8b2d772421b15cbae08da8a06160ee902257499fab4ee3ba50107066a67262a703f45c77d53ce67173301a58805fc2

  • C:\Users\Admin\AppData\Local\Microsoft\F12\network\settings.json

    Filesize

    3B

    MD5

    ecaa88f7fa0bf610a5a26cf545dcd3aa

    SHA1

    57218c316b6921e2cd61027a2387edc31a2d9471

    SHA256

    f1945cd6c19e56b3c1c78943ef5ec18116907a4ca1efc40a57d48ab1db7adfc5

    SHA512

    37c783b80b1d458b89e712c2dfe2777050eff0aefc9f6d8beedee77807d9aeb2e27d14815cf4f0229b1d36c186bb5f2b5ef55e632b108cc41e9fb964c39b42a5

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\q7s3h6i\imagestore.dat

    Filesize

    17KB

    MD5

    cd7dd66e46d02947aa6f869d2845dfa1

    SHA1

    8d5bf9fb7cc7fbc649e0ec3aac026c3a0f53366f

    SHA256

    361dcd4d0f976a702c3476736b42ac56b8eba10a7a38bef1863e5352419e76fa

    SHA512

    6d31f241dc4044b93479f31d171d46d98c997447474c56b45ceac3bfcc1cfabb7dc73941e3929751660b7339dca324fd305de0bcd2d69d52c11d58fb10f2ad68

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\q7s3h6i\imagestore.dat

    Filesize

    17KB

    MD5

    cd7dd66e46d02947aa6f869d2845dfa1

    SHA1

    8d5bf9fb7cc7fbc649e0ec3aac026c3a0f53366f

    SHA256

    361dcd4d0f976a702c3476736b42ac56b8eba10a7a38bef1863e5352419e76fa

    SHA512

    6d31f241dc4044b93479f31d171d46d98c997447474c56b45ceac3bfcc1cfabb7dc73941e3929751660b7339dca324fd305de0bcd2d69d52c11d58fb10f2ad68

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\q7s3h6i\imagestore.dat

    Filesize

    35KB

    MD5

    f8221c02ff07ca18b811613dc387489c

    SHA1

    57094589d652e729dc68dbcde8a18168129450a9

    SHA256

    06ced216bff838fbb3843678d8a38d512e61444237c0a2ab84a4050062043918

    SHA512

    38cf85951bbbda409be177595cc76a77b0ecd040942ba2a26a8675cbd202145b130054146403551ce3d277c00eaa6f152664742953d91443ab6e1ee00799e67a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BMP3ERH\isDebugBuild[2]

    Filesize

    87B

    MD5

    70f25a5edce5e20d870ff1c98a5ec5f5

    SHA1

    5fe33de0c8cb6d65f794c4dff0bfd5bdb15a7073

    SHA256

    ae2cfc14f884e61f693b00ad0945f372face67b1fc49c6479502cefba3b82e9e

    SHA512

    e4db4b122bc436edaa2dc810dbe1b0d61a5115e01a05b8e4f0874e639781b517b70ba5a80e1df7176aa612917c05ea10c06fc8114a8caeb00b38b7b01f8dc34e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BMP3ERH\plugin.f12[1]

    Filesize

    160KB

    MD5

    fdf4a73ffdab93e3a0422b9d2e252ca9

    SHA1

    c969911ecf2414e17fc16c1a15512bab79842d23

    SHA256

    26c3f906421451fb7a86d275288c9ea0bd6810959812edb6564e0c23f76702e0

    SHA512

    569c53094876dd65556a824416bfd0016764205ebf6e61c87529445d4c619860a086895a92f735089da501b96e5fb3361279f9731f5d46c56695133bf8318b6a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BMP3ERH\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\K941J8ND\2_bc3d32a696895f78c19df6c717586a5d[1].svg

    Filesize

    1KB

    MD5

    bc3d32a696895f78c19df6c717586a5d

    SHA1

    9191cb156a30a3ed79c44c0a16c95159e8ff689d

    SHA256

    0e88b6fcbb8591edfd28184fa70a04b6dd3af8a14367c628edd7caba32e58c68

    SHA512

    8d4f38907f3423a86d90575772b292680f7970527d2090fc005f9b096cc81d3f279d59ad76eafca30c3d4bbaf2276bbaa753e2a46a149424cf6f1c319ded5a64

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\K941J8ND\CommonMerged[1]

    Filesize

    572KB

    MD5

    9ef197a076681c3d4c5e7a1e07cf15f5

    SHA1

    350d4ad02899f3838e4ce3bca3a13deb496c5509

    SHA256

    a24521823149886e4ebb47b4c8bdb7859985683ec302aaf941872b8d2852bebb

    SHA512

    6ca063a22f226421c8c901e659a38180f5198a12af7a8d380d74de1e2fcfb5bfb892cda88770729a2367f2b23e5a1bfc34cede0fade20c4dc13e0391fbd41cc3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\K941J8ND\controls[2]

    Filesize

    22KB

    MD5

    cf6ae18a4a5a48e497570557391d7920

    SHA1

    ad9ce2ad74fd0bcd5fa998cff895168ada13a1cc

    SHA256

    993700d10307ac3485ea71e01c49dd2abae6360a5f1406e03e91c7a6532fc591

    SHA512

    43e9e37f8de63d2131e3159471a8a7765a08a4efbbd1505a1fb1dce4a85ca2e7e1391a241b2e01509f69b5ffb183ab488d20341a5baace00cfd8d753d3955e8f

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\V6GB5GU8\plugin[1]

    Filesize

    411B

    MD5

    6f65b6608be4e65166d660fdc450fa60

    SHA1

    91862bd34ab08e3511b7b7f1e71baefd57c33016

    SHA256

    7c56cbab79bd396e31a1f2a0891e23aa7d49e7a87c3bfd6d7ca445a095d73b9d

    SHA512

    38fcbb1e3f5ac1fc959d7509b6b1930d6ee5e3284815ca13c2976501ca8f00fa0b5661d9ebb76e5800ca126b3d0564626015e45e7beb401ba42c99f4d6230e2e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Y624AVVJ\converged.v2.login.min_ri9kuwotliet3wfbgspsga2[1].css

    Filesize

    108KB

    MD5

    ac8f4ab96a2d2c812ddd615b192a5218

    SHA1

    e492670fb54ca6b4a9b9d7cf2c0f62ad26e0e59a

    SHA256

    0475171785bc7ab2d22a42a8d2e8d219c25e18cb7c0b48c5bfbabf4e4070afe9

    SHA512

    e65b89f35d37f7f5e00269b1d1c9002cd2a281f871c5e8749a23296a770ab7d2a300ea71f2ac81a287f4240dbcbd1be437b1f927b8434e02e3a8e28f9b42b3f3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Y624AVVJ\favicon[1].ico

    Filesize

    16KB

    MD5

    12e3dac858061d088023b2bd48e2fa96

    SHA1

    e08ce1a144eceae0c3c2ea7a9d6fbc5658f24ce5

    SHA256

    90cdaf487716184e4034000935c605d1633926d348116d198f355a98b8c6cd21

    SHA512

    c5030c55a855e7a9e20e22f4c70bf1e0f3c558a9b7d501cfab6992ac2656ae5e41b050ccac541efa55f9603e0d349b247eb4912ee169d44044271789c719cd01

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Y624AVVJ\ux.converged.login.strings-en.min_dy24ijbv5sgjnpdyawvkfq2[1].js

    Filesize

    47KB

    MD5

    0d8db888906fe521a33690f269654a15

    SHA1

    51f6278629df348c4fee7440cd0bea632f637aab

    SHA256

    a96d8d191215f622fe4623e0048b9ca92058c2754317cbf86356245d9342bfcd

    SHA512

    fb3b496f340c5294599edb07ac8d2e0a84b5b4558fc77820293081b56cc4400861b4f85a6713fec7f4ffc42574f7d3666e075cecc769bb1fea1e1195a9ee0641