Analysis

  • max time kernel
    1355s
  • max time network
    1179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/02/2024, 14:04

General

  • Target

    188a788960d15df85065cbc52f537434f3abd41aabd3299531fb58dfa98bbb1a.exe

  • Size

    16.6MB

  • MD5

    22e496083d46047375130e0a2dd4cd78

  • SHA1

    d097db0f57aeffc88ce93733ba4009324911f37e

  • SHA256

    188a788960d15df85065cbc52f537434f3abd41aabd3299531fb58dfa98bbb1a

  • SHA512

    4cb1e3161884ff3690829fbfe5440d0b4e929623dc8ff7d307aa8c2db81db5ce4b87996a8cb6e7b868b72916e4bdcca2e4c6a68b6506bc9267752faff9ae2c6d

  • SSDEEP

    196608:GBcR6cLLLzLLLzLLLvss5ALLaALLaALL/ooViYiYiPuOaak4qbb10jwg8+:mcR66ss577C4qbb10jM+

Malware Config

Signatures

  • Renames multiple (700) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Modifies Control Panel 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\188a788960d15df85065cbc52f537434f3abd41aabd3299531fb58dfa98bbb1a.exe
    "C:\Users\Admin\AppData\Local\Temp\188a788960d15df85065cbc52f537434f3abd41aabd3299531fb58dfa98bbb1a.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies Control Panel
    • Suspicious use of AdjustPrivilegeToken
    PID:2672

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\AppConfig\CreateAppSetting.aspx

          Filesize

          3KB

          MD5

          3b53144bd407f9c589baf0a16d47ca83

          SHA1

          7d991a7af16079c165508f46870f66160469fb65

          SHA256

          8788ad3df6c246ec59ced3216753b89ef5176745d2071648746d1cf077f6d794

          SHA512

          f3c95ea8cb8d002b3d9fc3e497642b41b8c133627824670b25f709027383df0f39004e767f1a65985c359f42d106f28c7cbc71e81657691a5d49ef304b1b083f

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\AppConfig\EditAppSetting.aspx

          Filesize

          2KB

          MD5

          5c57b725f0a5b21e7f8dd979f56eb98a

          SHA1

          226f4c2cbd800f91a7834a1910386793f52ae697

          SHA256

          d9cff65fca05fc9a03fc74c795a08c5ac12e801224741c79f2e9cb1040389315

          SHA512

          45a7f045049e8c76c871e502ae6beabf3520cbb61043b46aaf9746b17c480085cc26491b0461ec4b70d6571dde19fa12a9458e9c19813a1e9f6632c739da8541

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\AppConfig\ManageAppSettings.aspx

          Filesize

          14KB

          MD5

          873b6587a7de5b85992548b17c921718

          SHA1

          3874bff3b6dc5297d59c8dbfac5ccd2702707326

          SHA256

          49d6ff6715fe46cc1da323efa28452de2cc570de4f19a7b4f69682a131b32db9

          SHA512

          050834b0d7b3dd42940a5b82d78f83745ea97a70ee4f72362c0621fe6b8682e83f88a2abaf81aa474454019aae5218b0233f9e78e2c3d9a67f92edc4cd0b06a4

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Providers\ManageConsolidatedProviders.aspx

          Filesize

          12KB

          MD5

          e993750d4705a8b65496cd5a8405edd7

          SHA1

          02cb4f73a7a77ebec5ac14454782c19ede7e7a7b

          SHA256

          afa583ffb82b0170b1b7a174bcecfe614f80d252d8c96a58a0d0ed89d3f382df

          SHA512

          d890573f657a6ca4d31e72e03363f6368c617333cc8c01b750642017300229c0ccd5ef06bb6af932d833c2b90cd0ee1f69f4ed75b5c10fb58fd9d3865f6cc1d2

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Providers\ManageProviders.aspx

          Filesize

          9KB

          MD5

          0fe48118bcef88bd7f4668aaf858d376

          SHA1

          d89729df0310b4b4039b19ed2cc7c19581bdcb37

          SHA256

          869ab950f91d353a91994ee43ec47b46c7119422a2c56522624319c6eba85628

          SHA512

          0d646d304d70393da9834d75a0e1e2afa4d3bd69efe54098ab788b0b52c8ccf6183dd066e7e39c2f99719dad59b7eaf455020c7f031cbe147b258c53bd9c1978

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Providers\chooseProviderManagement.aspx

          Filesize

          2KB

          MD5

          de99e656ce1f3607cbda94d323332d55

          SHA1

          4fe204ef06461fe6475c339b2782d729eaa4b68d

          SHA256

          34178cfde2ba37bb0380cca7844e451640f087b17c368f56cff68acafe902e99

          SHA512

          2f42a8651f8f21aeba89d2789e84f286409ca10c6c7f9013a204ac02fc715dd844cefe32730de1acabeb6bd1735b47ad0871ecc82ac75aa1b188ed2fd0aadd70

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Security\Permissions\createPermission.aspx

          Filesize

          10KB

          MD5

          e8745cfd38238b69e802c58c63140ee5

          SHA1

          527d4d643ed186501c94a637ac78f9d827693fdc

          SHA256

          f4c6eb65a32262ef1be31a4e9bad7ef55819924991ec95b4433bd5fd74701fe2

          SHA512

          628df34ce871edd485e2f37d1e1f31de961aefef4334c65f38f0ba08830c4c3fdafe42188e6ffde4e7c4f55a3534b2b6d73ac7b7dc59d5f56bcac49fd296a33a

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Security\Permissions\managePermissions.aspx

          Filesize

          21KB

          MD5

          968f91b7be2abb747be12da8cdc41500

          SHA1

          8220a2c8c63a2c3bdfa8b5929240ad961a39f1ab

          SHA256

          764c603c40f22fc6c1894eedd69b17d8432d9b4bfd9bdb54d9b797e29d84b74a

          SHA512

          284e1f3e1aa8bacf5af76ba6c21f909d21a3d8504adc4effa3a8d8f86c9f14b88012fe298d9a314b872931c23c433019bd7de929c75c48e0c9eb24349b9cc51e

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Security\Users\editUser.aspx

          Filesize

          11KB

          MD5

          f83dd303e412b078157fa2d558eaea70

          SHA1

          0cdd983b8d9053528908a3daddf195abdb07aceb

          SHA256

          1a453f44ac283ee1b1acf7a79dd01b6e7a286865776cab220d23d4f13fd64bdf

          SHA512

          1e17c962a59f19fadf7d028a8d138ccea1a69d4a0ec749e3f83e972a827ab823739a90c1f8fa553bdb6a669de6dcc982ead21fee0d60838854a2ae308b271a68

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Security\Wizard\wizard.aspx

          Filesize

          10KB

          MD5

          c9b22318ccb50ad9905ce35dca60a362

          SHA1

          04c0d2f98a5026027d401263d80e7af854799fac

          SHA256

          725fd1e885d7c6314b83ae99c32a077647b9d0feed79ffc1853ddefb125a7e76

          SHA512

          8b0bbee97e2667ab2ba621aabf2e75e4892bddc913f195a52c99e8f7836320b1c2fc802004ec6ded7ce4464a0a4759adf4c8f765ebd0880e4629e8f70dc80c56

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Security\security.aspx

          Filesize

          9KB

          MD5

          d829027d19a8f80a4c343ca8cc3f4c00

          SHA1

          5385b560b78e06449d5c045a1dad60f2b8c315fb

          SHA256

          671aefebda925644a8f2556a4bba4740d40ccaed343bf417456cb34b6c5b31fe

          SHA512

          f8ccc5f6e173ba2a3e9cfcda6653b25a4190c1418f2602dded88900939b069da2317e7f405c0799f4b27124a620da42acf6fb19c922a791220594e90ef9dd854

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Security\security0.aspx

          Filesize

          1KB

          MD5

          4c651ade65fedcb0ca649bca34b2258e

          SHA1

          61e09937a43a6fced82c13604841a4664f3465f3

          SHA256

          172f461c856d948c53b7e91cce67aa1e744559693feefde1d90c7560e38c5e1f

          SHA512

          1346234bd55cb772cb504981f151dadc5b732acbb29b9e253f6f8ce592789c3de473e559d4c8a5dfdd03c5e80435d9b1caf981e1b5cb4874245798cf92a1a701

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\Security\setUpAuthentication.aspx

          Filesize

          2KB

          MD5

          46061fd36e7f75269f194308f92297a9

          SHA1

          5dce2a2005127e487ced5524714a0faf186a27ca

          SHA256

          07aeb96747b342195120221f8b75f44d637c9ffab1f5d05a1a9ebbfdb7e27d93

          SHA512

          74ae1063b556bbc691289c995c0eabbc958045f4c38d6cde81d10dae50716210be01bca8c417e536b0d94317642aa09f65f75c3b4b36383e43a80cbb0e642b92

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\WebAdminHelp.aspx

          Filesize

          6KB

          MD5

          fa5f375252736c124c97d122530fc96f

          SHA1

          8534b9965c870f41f081c6da4405173cbe255e62

          SHA256

          4495e30b77a60af63ab231482a90cbbdbe2501b7192e6460f2152efe68358330

          SHA512

          41a9b199452888019d492548aae329d9ae7729f0cfae16b1d7af3681067ab68836cba6ae960cd6329d6b37306086d5171ccbb50826eb4a11b847609185a91e14

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\WebAdminHelp_Application.aspx

          Filesize

          13KB

          MD5

          b4d4d9b1f9f73b0f8691a283dda916f2

          SHA1

          239a97517e13089b039f14590b306508b1b9e670

          SHA256

          fb250d7ad0318f6d3f5cbf8ff065fe92e4cda6db864f23487574d35901a2b7eb

          SHA512

          fe1a007d8fb1156b14b43a4ecd4c955a5b9c491b6d797dea009fa7851372a0fef071f2e00e53f8a68d50fb50373b0e25e0170361e87a847f947b42cd39d5f1b8

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\WebAdminHelp_Internals.aspx

          Filesize

          3KB

          MD5

          9ac277dba628528f875ea97306a75f56

          SHA1

          ba94b82d1d4a784b3e24d3b0b1a6fa1a13415b8d

          SHA256

          137a8d941c991be66f336949e95ae749592d60cb1e882269f4d48e8d007569a2

          SHA512

          1a123a2e8959ce1130d9ef66dacbb7ef1d843dfa146b29c40df3b03bae53bbfab5cb73ad90600139ca9ab4076a6da8c8102f792373a827471f137140399b4417

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\WebAdminHelp_Provider.aspx

          Filesize

          6KB

          MD5

          bb0d1a497b0637531c411c1636cac587

          SHA1

          ff6b5e7befd45c56a37ccf0f64c16caec071942f

          SHA256

          e5b902ca98363ea74b5defc434ad5a0707d36bbe1a05762977c1fe734bd25a3e

          SHA512

          243ba1865d673b03c40a10298f344c033af1ea532c921dd4ff20731aadb060a48e233008330225181f2f05e3c5864ff9e243f133c6d88874f69e7dc68a8efdcb

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\WebAdminHelp_Security.aspx

          Filesize

          10KB

          MD5

          6ea1036018536e03b0ea6d4deeda2c19

          SHA1

          12e6c63a588c3bbb524e3e101cee352d0c7083ca

          SHA256

          10c5da1a3ed444043b56aebf33a3217f3885ffb508d666ec6cac96100926f1d8

          SHA512

          eb3ef9437b6ecccb2b943761af4cb5d729f4b327ff32731afdce8ebdcf5b59b566641152dbf4614c9231ca7bb8949e5ec027dd2fdf7dfb8e28344b9df3f8692f

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\default.aspx

          Filesize

          4KB

          MD5

          30b99fc42def31e8667ec0a0f338b8bd

          SHA1

          981cb6c6d07ddf06b3eec8e3884d0f9d7be0e3ab

          SHA256

          b25ae5141a6422bd1c5771be7ffe97c26e238cea1bb7e877cb687d89ae72ae40

          SHA512

          194d1c53a479d3321091d474a5159898778086ab170178958f76ef2fad8df8773aa7fd72004c0d10f69fffd44a6634584d17012c76addc6797826bab8dba0b53

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\error.aspx

          Filesize

          6KB

          MD5

          91493b878f723b3b1affda9546f2b705

          SHA1

          12d5cc54bfc3f5cfc2cac1a2341a593d539ecf35

          SHA256

          d5a013ad47e4c63efc5861edad966d53835a3797176bc6eaa761d8ef8a11ac3a

          SHA512

          d171070656a643f40dd9255d029887a34acd414f0c237b2a21abe962c9c793010105d0c04a6b143b2ef150160d1d1ebc7a35c838de1628cce3b3f205bdb56455

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\home0.aspx

          Filesize

          1KB

          MD5

          a7ca6102122015ed991200fc070e1746

          SHA1

          97136aecb93327f85d960816b1a7e9b6dc9a1eab

          SHA256

          58a1d41fda79d18ad07877c09818d6c660445bb4905aa416eb8c7aeb93ef4804

          SHA512

          99eb40e16494d572c881bc4a63b4f446fbaea8f6f4b43f585e63d7cd16c8e6567012e38a79efd327de7c0b3acddeea88db6178a6301ff4bdcd81804383a8c87b

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\home1.aspx

          Filesize

          752B

          MD5

          1813d63485712c8513846cabb85b15e4

          SHA1

          ce44cb8a1866a66b57b70e09f17b9ed0ca374d03

          SHA256

          d654c5cf1c0a1518dbecc127de8e44eda1d81478ac8d411131f1b5e0d5862643

          SHA512

          578df3f0d716ef6ccc57d60e2180da575964da6a32c9a47fdbd1cf121f8add798d3f328ac20f95ab85868afd28d2e5a4c5a0020f5ff03a49552bba9e21d0a204

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ASP.NETWebAdminFiles\home2.aspx

          Filesize

          1KB

          MD5

          18fc8d442907b4b809dbc983f130fb15

          SHA1

          072f921ce32dcaceddb4cfe2d10140c81ec62a7a

          SHA256

          c75baa44ddba0d6ee336016cb44fdde2579e2247491127b45e3c7fa8b715d0da

          SHA512

          318a7b2ddc8c6d680b00a899a6fa13ab56bdb5c3dd76a0ac09446561a49ef0d538b7b06a04db0ccf848ba0d61b25b780c79d294485a6c16016f53e37c22bc6d1

        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Config\DefaultWsdlHelpGenerator.aspx

          Filesize

          68KB

          MD5

          d776e0296fa3c586090db78ef53f29cc

          SHA1

          4affc5943a5a07c715c5eb01e6a764382a82cd19

          SHA256

          e17c8399a28511219a54d9e04c0c403e55cea369d6533525ea0f75d94a807d83

          SHA512

          4db051021f8e41d90e15b46396128d3f346097f6f0563999cfb07229e39b1bd5b048ac44674ebf0763b1080f636a5431038e910f47816e6d2ef677c7994909b6

        • memory/2672-5-0x0000000006C30000-0x0000000006C3A000-memory.dmp

          Filesize

          40KB

        • memory/2672-8-0x0000000006C70000-0x0000000006C80000-memory.dmp

          Filesize

          64KB

        • memory/2672-3-0x0000000006A70000-0x0000000006B02000-memory.dmp

          Filesize

          584KB

        • memory/2672-0-0x0000000074F60000-0x0000000075710000-memory.dmp

          Filesize

          7.7MB

        • memory/2672-4-0x0000000006C70000-0x0000000006C80000-memory.dmp

          Filesize

          64KB

        • memory/2672-1-0x0000000000FF0000-0x000000000209A000-memory.dmp

          Filesize

          16.7MB

        • memory/2672-7-0x0000000074F60000-0x0000000075710000-memory.dmp

          Filesize

          7.7MB

        • memory/2672-2-0x00000000070D0000-0x0000000007674000-memory.dmp

          Filesize

          5.6MB

        • memory/2672-1409-0x0000000002A30000-0x0000000002A96000-memory.dmp

          Filesize

          408KB

        • memory/2672-1412-0x00000000064F0000-0x00000000064F8000-memory.dmp

          Filesize

          32KB

        • memory/2672-1413-0x0000000006C70000-0x0000000006C80000-memory.dmp

          Filesize

          64KB

        • memory/2672-1414-0x0000000006C70000-0x0000000006C80000-memory.dmp

          Filesize

          64KB

        • memory/2672-1415-0x0000000006C70000-0x0000000006C80000-memory.dmp

          Filesize

          64KB

        • memory/2672-1416-0x0000000006C70000-0x0000000006C80000-memory.dmp

          Filesize

          64KB