Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    01/07/2024, 08:08

General

  • Target

    Arch0465723801.msi

  • Size

    37.2MB

  • MD5

    4b8effee7cd036ae012aa8217d923a94

  • SHA1

    65b7b7a8478b745248b35324b1d01836d041d710

  • SHA256

    c98ae9d2a0cdacdc66c2eec7c768f61870a4cc958264ff2a5cb2fd34fcf3e4af

  • SHA512

    bc61ca873f9e8bf358df3ed2f286f2b35fb4502a29de942935d92d1fb618fe0e4726a1b5e123d4782adf96df00d30cb65c962af76918feb478b66262c8332fa5

  • SSDEEP

    786432:L8XkV8Tpj4LjhBwRV4gfBNUlM2mNSd7y/ASelgYuxI03zK/k6V:L18T8wRV4g5al2AeREizK/x

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 10 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Installer Packages 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Arch0465723801.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1700
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Drops startup file
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B6C9241803A75EC027FC245763F156B2
      2⤵
      • Loads dropped DLL
      PID:2504
    • C:\Program Files (x86)\Arch0465723801\Arch0465723801\wilre.exe
      "C:\Program Files (x86)\Arch0465723801\Arch0465723801\wilre.exe"
      2⤵
      • Adds Run key to start application
      • Executes dropped EXE
      • Loads dropped DLL
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      PID:2544
    • C:\Windows\Installer\MSI17BB.tmp
      "C:\Windows\Installer\MSI17BB.tmp" https://nertaos.com/it/serv.php
      2⤵
      • Checks whether UAC is enabled
      • Executes dropped EXE
      PID:2408
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • 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
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2268

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Config.Msi\f76126c.rbs

          Filesize

          1KB

          MD5

          9751e5697011a2d1482585c13ee36e12

          SHA1

          cff2be6af6db6abacad276748593830ea021d0b4

          SHA256

          d849167db35533889766898892b1440323e6cb175759b2eb25d2d90b7b5dc888

          SHA512

          01d6575bf548954f91f3eae12e995d189fc2d91e5dcc6c12cdf8612ac19c53683ef0febb70bc2e815283f79d42a79d897743fef7a05f42faeea923b83775012d

        • C:\Program Files (x86)\Arch0465723801\Arch0465723801\avutil.dll

          Filesize

          24.6MB

          MD5

          f1ce0414f1cca8f4927c73b9caceeabd

          SHA1

          1b82d314447fc125b7bafd26a9d493e206bc0487

          SHA256

          009070a7e74e32c414c91255e70f14755d1d4a5cc75d6ad63794af3e61b1ae03

          SHA512

          0658952bca9cb8cf0a7105a290f430024e65e89901640e43fa15cd080f4276accd7d249aa427a4c2832d113cdcdbe947a52df23de992c22120b3ddbb3c09acb3

        • C:\Program Files (x86)\Arch0465723801\Arch0465723801\wilre.exe

          Filesize

          26.1MB

          MD5

          48d732a19514bef06acc712f43fa7d65

          SHA1

          f06845844e06879d355824ce1fcfa90244d526ed

          SHA256

          ba4612db8ce37b8e64d163a4c8e236b0ad2ddc223b91383f270924846394bf95

          SHA512

          041aaa1c64da4d81a6867a56ebd9d8bfd092bd584c09de05349bce42e3b718a36b45970240f0ec25bf962e59730276e51f116d2f7b609beda6993edfa9248135

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

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

          Filesize

          342B

          MD5

          f7e69c3541d6c18a6ed9f3bb23c95cf3

          SHA1

          b4e83a4dc7c0f3892cf25779b5b68d6a1f708ab4

          SHA256

          c3b02225ce44c046d7bb2570d6c302477d724b7e38427071b860540b7291d289

          SHA512

          0443e1945e4b828f0c1e0eeee31ad4da1595f8d921230f81b660063e88d9fc00e17c9fc4eb17f690b9deebcda4bb35fbd3ad9fb172ec1b7d71fb1614bb00c85d

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

          Filesize

          342B

          MD5

          f5cd024cef255720c8ab437c6fb358c1

          SHA1

          4033322de1ffe5f8826b9d9b6d135fba2c2179f6

          SHA256

          a177fe08ae19dc8fac183869f28646d537ae3432bf34a6ec20d9e83335e5d202

          SHA512

          8f36959c3ccdf28eab0f624c4903196ebc3166f31b696180e28884e86fefffa05bb05142454d820df6bcda4d835bab022728ffb280cb8b9a3f5d25fd12e26b7a

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

          Filesize

          342B

          MD5

          aa91fb09f63fa1e0c7afc191ab0cbeb4

          SHA1

          c1296c4e90eeab66c314475c9894b8f765f600b0

          SHA256

          81d3cc59fe61749d5cdc5fee81f4d5a38b6e172327768131ea77c5c9f0491dbd

          SHA512

          da1c0a7cd287cd54e3bfd694be6a6a7cda079bc4f413d1668f71ad5f2452b9a21d0408478ed264c6980c379d9e19125657b032f2a123ca583c5902548cac96c0

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

          Filesize

          342B

          MD5

          517afe164c0902c62710c9952332e537

          SHA1

          537a113cc7dd2598409a91b78299db1fa1a0019b

          SHA256

          8119ea6f38abe87942933dd7ed3a33fa430bcdbcbdb52404db472baf5db21709

          SHA512

          405484b418e35179b71a75965d708c67ee83650103002f9f9d43992a5a0ebaefb22fec3f6476f0d769770fda20bfb6dd02b9f8e2c5e4e96d83916d2576a76369

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

          Filesize

          342B

          MD5

          00c5d60d286e76f3a16cb85ab7636888

          SHA1

          4808585cb5bf129c828fdffd9333c7b52abbc48a

          SHA256

          e84e662f18257865a79f928f1946eba2e348e7c9cc3c04789610e8230bd49f99

          SHA512

          abed10a0fe1813f3e2f641f93206f92b265d1f891588d009f3e08df0919a9191db66d96ef3ac008a1c4118bdd4ed07cdd8596c620bb96363aca99dddc6c8a8e8

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

          Filesize

          342B

          MD5

          78bc5a3599c10ce4ff5760d0e5f63265

          SHA1

          434edc02b74eba03c09d982931d72d6234dda2c1

          SHA256

          02549e62ea5c2a151fceeb00f78c84ca74ee6ac749e5252df0a38433f3d65677

          SHA512

          3f9f0da4111d12af459700c0366f95bc5b043e34f0a9c28f4b601b3d69eb7dda3d5ca6606d70e897ca29121335a7c2973352fd1df954d768c807355781bf28b1

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

          Filesize

          342B

          MD5

          3f62fdd2f732407d142571e0d5dc37d5

          SHA1

          d2502ce65e3b57d70843a13a1f41a5091e24a210

          SHA256

          2797ef99cde71f70ca45c60192bfd22d1228e26e92e7c38f4b7a31ef36d4e7e0

          SHA512

          f4354ef4c1117c83742113cb9c9f6906ba62980f437ae847b6b680b7fa08c2f9c10752d1bf7517664f32d3d5075f488e75f35f448e1cb56d616ffd7b011cb15c

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

          Filesize

          342B

          MD5

          a6bc5f2ff9ddfe9ad12ec07f1de393fb

          SHA1

          0854b46bcb53b88cb4508e4814c8ddd3633f4d32

          SHA256

          e273357d0506e518b36678ecd919ae8eebd3cf59c3cae64529966f371ea227e0

          SHA512

          800630120a1943737853892779732b15a4136655ff7ddc7423758e856097a357da44ed95d838029dfb349968d49bddd703ec370f1878b6e8e40e4a704b168fe1

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

          Filesize

          342B

          MD5

          5deea42710bc671e39c58b56640a492a

          SHA1

          f0e8b9fd9ba9b68467d7be1b27945e31f1e03b5a

          SHA256

          56c637c83b90eb3d5abba74d099e6fee16b49013255ed93acd157c5a408ea52d

          SHA512

          a3ecceb2cb8d726bd7f50a77a281048c5bb8fccfdbd2f158b33974a8b73b13c790d8ec41513d5b91aea9332febc97a2dd4c6954c5e2c50dd7712f4b004ba90d8

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

          Filesize

          342B

          MD5

          7f12ebe11796602fc1d5e4db9b1eb823

          SHA1

          dc62db08f83396e11a27ec0d6505b55648493d6b

          SHA256

          91c6abd1120aa004be6ce21cb15caa244bd18431196bf3afa2865896880a3027

          SHA512

          fe22aa1b83179c22f3af06e9f17a81dcf67e1ea6575b39f263cabae5ccc497a411d430224d0bc0bc8951980009ce6ace72016fea449782e88619f8c3105537c9

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

          Filesize

          342B

          MD5

          2de708a4ace4ffd277459a9f6342736d

          SHA1

          961a0c4205a0c56dce343a28009a5f70ef45f9cd

          SHA256

          0bf6082b0e9a26089c363aff6c12e2ba4dd6230126da9a1a9252003679f2b524

          SHA512

          47a1e3e7741887c69642d00aa7393d7c99af3d729e499fe5c51c3199a0c6d9511906ebae57668a232800b4fb99b48f1363d224ff6001de12900131b3de7ec56c

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

          Filesize

          342B

          MD5

          7d86a0d52d3c3de20ecbda434d33473a

          SHA1

          a2bdd80bc441d1190b22f22d649297e847d2a8be

          SHA256

          564cc6052dfc7780e13d62f6efbe55f4bfd534565dbfaff49b8794a0010d530c

          SHA512

          58374a6320945eccb3b33fcf3ede2f8c9e83851f5090a15364f5e14f59c9f655601828314f4a105bfeab89fd527ad1b126c6ce9d19724ad32840272893018809

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

          Filesize

          342B

          MD5

          1e19b81a5ef1129496a08f713c44db3b

          SHA1

          755235c3163f721af456ba365d21fc652d254a88

          SHA256

          635c92c8334d85e1f26d934825edf4638122017426c822b5ecde97a2ce8dd5c8

          SHA512

          da842508c97c8f004698db5b882a921240d7dc9a09998fccb760118d384e216e46bb102ae43d4967b697caf137ed323bbf6eca120a0d156c773e0316400cc72b

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

          Filesize

          342B

          MD5

          853a0260c03d60fc33cb761f57961956

          SHA1

          62e9b9f8b5cf57c1feaecd8fcb04ecfc8bfda1ec

          SHA256

          283c89ce62ad66b6735243d3bed20f3187e12f5ac420b8100914957d4d99a14f

          SHA512

          f00e8aefd4e5f291ce4d191cded373fa24c10fc23827cca8888cffe4fed4901b6f9079ccac45256e2ef89e978458af15396629b75cfd02f0afa5c6750f879ed6

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

          Filesize

          342B

          MD5

          963d0505d5279da13b9cebf8a9ff447c

          SHA1

          bbeb14d58238c88e2fb3741887221753fc2d242b

          SHA256

          6bb789ae2ff08b3b59fbbcf2b03b007544ca7d8317455ba00765b87adb6fcea7

          SHA512

          b59ad752e312e48835e31a332f20734286e451eb85b8d7361e88058f02b7ff5a074696053b508e4d695a3d64890c54df8e1e2e1d3b0b439f4c50e428c12ff21e

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

          Filesize

          342B

          MD5

          dd42729e42f23f6274c039fa7a7b756d

          SHA1

          5952e65419efd878066ab7bd8b5eb2b7abaedf3d

          SHA256

          0b8f74c855ed314bfdb4f033475250b2869205a032933569a7a6e65420ebaa1f

          SHA512

          5c6e374d13fcc641881cd326ddb141167e5bf8106440cdd5371aa34d033d1d0e2593b54ce5907a9548e18c28cedc172a7cdbabcfeffb050f4eb5fdb40f38a8b6

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

          Filesize

          342B

          MD5

          eccf654c06f951554fa9614084b5f9d6

          SHA1

          9b6f0e5394a7d6774378a7689eaa15f5f8ec29a4

          SHA256

          a6dc1aad3a8b829b250c13bf39af6bd4c055f91396c1dd5619378504480953c1

          SHA512

          0ab0c048d325531bfcfc239d9b670ee511ad240475afe0ecc4248e2f8b96ed89880267b722be0bd3688a93a7776ba1c2ed90a009a6cbfc29b9a6033b7402629c

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

          Filesize

          342B

          MD5

          26435da957dcb937e3078e53edb0986d

          SHA1

          56e5c1f37d8a1b1e25b224a555b5a0cfce2df838

          SHA256

          bb9ca08f40d2a80f5dcc9039b3b3d8d7b0a1a5739d0a5f9b4b0d3fbe422aabe3

          SHA512

          79092daafaa07c192d7a059812a1662e6ebff40b01f323209f90baf399ca85f0b8ece2d4fc3a6f1e0c97aa4f803d5e4c22721ea692771b3d806dd3e4ddbdf48e

        • C:\Users\Admin\AppData\Local\Temp\Cab342C.tmp

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

        • C:\Users\Admin\AppData\Local\Temp\Tar34C1.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • C:\Users\Admin\AppData\Local\Temp\URL1851.url

          Filesize

          57B

          MD5

          c6d5a7f697aa7da0d0b845ea1f293e94

          SHA1

          88e5f4e96aa62dd0defbf5deaf86ae091d86f22f

          SHA256

          2338f3f8cf5ce27a59050f32a62ee8f84e223292ad9c6de5e8c7d140fc055385

          SHA512

          d3d68e1c8c081b7b15fd04a513a7aa036f849c80cd6228bce71585f7cc16f5205e4ae7183c7c119032591ef1d033cd267244594117fe157a7de694803108c808

        • C:\Windows\Installer\MSI12C6.tmp

          Filesize

          555KB

          MD5

          53ebdf6bc20011120b06e94de66adc51

          SHA1

          0c47a3be0ee2dce2e1ffd8c1b40d2ca52d0014f3

          SHA256

          997b258b3f6dd1448fd4d135a56c138813f45f728e57be0eb1908df5b68f031b

          SHA512

          16f2b1ec3e6628f49640afedcad302b0af1fe42b8a7a45b99a16fcec5ed68014ee5aa43672ecc92d7fbd83af18bdc3d1ae3efd0a7b7314ba6a4a156aaa5d37cd

        • C:\Windows\Installer\MSI17BB.tmp

          Filesize

          409KB

          MD5

          a7286d5354ef27044c98aad51fc4468e

          SHA1

          c553b71a417baa43758b241673496ee52579ad81

          SHA256

          747479cf05918baf2fc3e9228778a1fc2aa7e6660c40bd6105519c52b4f28c67

          SHA512

          7e0d200b9ba5d983234f8da372e9f683bf5f7bd029a0dea3acb725128be631fc2cf34e941b5eed0654d5101ea7dddf7e094248e4bd5f84351b850c5aec4b244f

        • memory/2408-41-0x0000000000EC0000-0x0000000000EC2000-memory.dmp

          Filesize

          8KB

        • memory/2544-298-0x0000000006CC0000-0x0000000006CC1000-memory.dmp

          Filesize

          4KB

        • memory/2544-288-0x0000000006CA0000-0x0000000006CA1000-memory.dmp

          Filesize

          4KB

        • memory/2544-286-0x0000000006CA0000-0x0000000006CA1000-memory.dmp

          Filesize

          4KB

        • memory/2544-290-0x0000000006CA0000-0x0000000006CA1000-memory.dmp

          Filesize

          4KB

        • memory/2544-291-0x0000000006CB0000-0x0000000006CB1000-memory.dmp

          Filesize

          4KB

        • memory/2544-293-0x0000000006CB0000-0x0000000006CB1000-memory.dmp

          Filesize

          4KB

        • memory/2544-295-0x0000000006CB0000-0x0000000006CB1000-memory.dmp

          Filesize

          4KB

        • memory/2544-431-0x0000000018000000-0x0000000019000000-memory.dmp

          Filesize

          16.0MB

        • memory/2544-296-0x0000000006CC0000-0x0000000006CC1000-memory.dmp

          Filesize

          4KB

        • memory/2544-565-0x0000000000400000-0x0000000001EF2000-memory.dmp

          Filesize

          26.9MB

        • memory/2544-300-0x0000000006CC0000-0x0000000006CC1000-memory.dmp

          Filesize

          4KB

        • memory/2544-303-0x0000000006DD0000-0x0000000006DD1000-memory.dmp

          Filesize

          4KB

        • memory/2544-305-0x0000000006DD0000-0x0000000006DD1000-memory.dmp

          Filesize

          4KB

        • memory/2544-308-0x0000000006DE0000-0x0000000006DE1000-memory.dmp

          Filesize

          4KB

        • memory/2544-310-0x0000000006DE0000-0x0000000006DE1000-memory.dmp

          Filesize

          4KB

        • memory/2544-313-0x0000000006DF0000-0x0000000006DF1000-memory.dmp

          Filesize

          4KB

        • memory/2544-315-0x0000000006DF0000-0x0000000006DF1000-memory.dmp

          Filesize

          4KB

        • memory/2544-318-0x0000000006E00000-0x0000000006E01000-memory.dmp

          Filesize

          4KB

        • memory/2544-320-0x0000000006E00000-0x0000000006E01000-memory.dmp

          Filesize

          4KB