Analysis

  • max time kernel
    141s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/06/2024, 09:08

General

  • Target

    c76d2a8c1c8865b1aa6512e13b77cbc7446022b7be3378f7233c5ca4a5e58116.exe

  • Size

    3.3MB

  • MD5

    376f28fb0aa650d6220a9d722cdb108d

  • SHA1

    c7b4b97369a2ca77e916d5175d162dc2b823763b

  • SHA256

    c76d2a8c1c8865b1aa6512e13b77cbc7446022b7be3378f7233c5ca4a5e58116

  • SHA512

    12250e130625d863d9c4188ad85979724c1f25a2cda7e7162454002ec3b4322ce28ff9fa7c0b4db7933a860acd0e88fee63647d30f9f7a39c1f429172b8f6dff

  • SSDEEP

    98304:npxgAPDbLLMdcWklXOFTsKVuVpwsSiqN5AcK:pxgA7I4ouf7l

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 8 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c76d2a8c1c8865b1aa6512e13b77cbc7446022b7be3378f7233c5ca4a5e58116.exe
    "C:\Users\Admin\AppData\Local\Temp\c76d2a8c1c8865b1aa6512e13b77cbc7446022b7be3378f7233c5ca4a5e58116.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\_wrar51b2.exe
      "C:\Users\Admin\AppData\Local\Temp\_wrar51b2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Users\Admin\AppData\Local\Temp\Profile\lnkproxy.exe
        C:\Users\Admin\AppData\Local\Temp\\Profile\lnkproxy.exe
        3⤵
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2944
        • C:\ProgramData\Profile\crisvc.exe
          C:\ProgramData\Profile\crisvc.exe /Delete: "C:\Users\Admin\AppData\Local\Temp\Profile\lnkproxy.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4064
          • C:\ProgramData\Profile\crisvc.exe
            C:\ProgramData\Profile\crisvc.exe /{433a-bbaf439-12982d4a-9c27}
            5⤵
            • Executes dropped EXE
            • Checks whether UAC is enabled
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4912
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe" /M:{0FA12518-0120-0910-A43C-0DAA276D2EA4}
              6⤵
              • Loads dropped DLL
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:2304
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2304 CREDAT:17410 /prefetch:2
                7⤵
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:3532
    • C:\Users\Admin\AppData\Local\Temp\wrar51b2.exe
      "C:\Users\Admin\AppData\Local\Temp\wrar51b2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2236
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4112,i,11751898164297348119,13021661521765644467,262144 --variations-seed-version --mojo-platform-channel-handle=3812 /prefetch:8
    1⤵
      PID:2204

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files\Google\Chrome\Application\Cabinet.dll

            Filesize

            141KB

            MD5

            5616309ea6f509933e93a4c754f303f7

            SHA1

            737d2b82ecd9b55d380b0da23728fe394af89ad0

            SHA256

            c949fe6d64f787fc7ca7c78c51e9adf183a00f2e0b0898fddef931b1a0f882b8

            SHA512

            98016862ba4c1fa01df530d09523c5389d579091b4f71c33ac9a3100a7473d87795b922ce49d88b9b50da131d9d70d15913946353e2ab5de6dba3c6ad9330e05

          • C:\Program Files\Google\Chrome\Application\DNSAPI.dll

            Filesize

            796KB

            MD5

            ad8bc1f08be35a408a69ad6d2f9962b5

            SHA1

            cba2fc6f2f0fbec3fba6b419b1b3bd69122fbcfb

            SHA256

            249b27cfc39207d2033a6e195e34b5d99e5676fdcf85d7bcef44a32d4115002d

            SHA512

            46436c37d4a203ea4de6c82a8500a2254c70b896c63baf7da99df2690eacfebeb3792032c9f9555df1a5ca7cd8ef461a9c532ff787d68bdb2c943adbbf544e50

          • C:\Program Files\Google\Chrome\Application\IPHLPAPI.DLL

            Filesize

            222KB

            MD5

            a5f0ac8f1144fc31befd9cd8bf3b79f8

            SHA1

            38c370d1371a36042928abdbf142ea560817e1f3

            SHA256

            963494b6442e5e0ccc4b689ab3f46c4fe3cda29b547562b39a7f2ee184f70616

            SHA512

            03e4deff61551ab63d9f230051a444077ea8eb50f75d45bb08ac0dc1235871fa1a4c3fa28b298556889d0a91aa2ef2a6ccdbc98bdd0428f565daaf6ddb04d5d4

          • C:\Program Files\Google\Chrome\Application\MSASN1.dll

            Filesize

            61KB

            MD5

            febe8a3c7e365b3bd2a506f8d0688563

            SHA1

            a861f59d2ad1606cbb9e8639d3ce6f9bd94341fe

            SHA256

            d4262cb95253d1c43abc10a4d94b5dc33048bc5a81a339c84dc725891c6b65ba

            SHA512

            016f71c1926d1005cb423edb7464a4fefc8ec88727ab5f291696f0493c871e4e27e85b9f15a371567f7969062b38975437256fd52fbe35969115a803b70db82e

          • C:\Program Files\Google\Chrome\Application\MSIMG32.dll

            Filesize

            15KB

            MD5

            498e2a96b10720b886d5528b13c3758c

            SHA1

            cc0906a092b7d15afb2407d17bbc576f8eac8488

            SHA256

            8143b50b709e55d4c7961b01293ab8b7c0f08d4a2f0721c8b0e55bb1623ab61a

            SHA512

            a26710e1e27925550c5b67258fa88643a1e65ea0c0f4670643a5f9b065170535d3ea2a0c16efb72f6ca6f7c74dde3928774ce59319107ec4fece3c46c9ac1060

          • C:\Program Files\Google\Chrome\Application\NETAPI32.dll

            Filesize

            78KB

            MD5

            4160c4e8e7375fe73a3a830c0be0a2a2

            SHA1

            24ca308ac31685a7361b618fa087249fc4426165

            SHA256

            6ec2eebab62f622ff8f2821037d87e9e44c1e60ca22dd0b194185b2b09e64d24

            SHA512

            ab93d02856346932833a64a13ca7061ec89de8e863aa7c11e1373a07a824345be04a66678dbe4bfe7f8438507e4c62bb75bb251f3fcd03605ec54691c7041480

          • C:\Program Files\Google\Chrome\Application\SAMLIB.dll

            Filesize

            140KB

            MD5

            a8eb886b5d12dd0bb6651ee02ce61c61

            SHA1

            415cda36326d6c2d5679b836311bf24085f34941

            SHA256

            cdb7816671a3175ea8238afdae63fd4c05f56fbf83aeffbbb6e378ecf10b3502

            SHA512

            52b6c9b4953d4b034d410d6afc40f9bf158fef645925b92b072e271b53514776f19366eebc1e1642672325a459a685318abe0fffe397366aad2c9da243aefc42

          • C:\Program Files\Google\Chrome\Application\WINHTTP.dll

            Filesize

            1.0MB

            MD5

            81f5551df71ce19f7dde4517ecb0a0de

            SHA1

            4216a3e2c25b3cd00af0b2a1c98aee2f1348af64

            SHA256

            2de87e8b00fd007d597290b74a3f002f9f25dc6a882435a03d1c30c96fed0005

            SHA512

            72be21ca9be9381d08e68f48a7d4e481ae64db92e7be3912b6f3783fa3bc1a300a1c8db28447ee66c8f3e1361ce0803e84a70b3a189c613b26f55c567e726faf

          • C:\Program Files\Google\Chrome\Application\WINSTA.dll

            Filesize

            335KB

            MD5

            498d4b266e55f4b637fa82eae9283e8f

            SHA1

            e431bf8e9f470299e2651776c9620f68a477e5c5

            SHA256

            0bd3df5b9f78fb9ca8420e48ab9031ec9340c81d513d45edc98b366c0d0fd5d7

            SHA512

            edb8131daa7f5c750662b3e989e643f5b9d3d019450735f1e14b8bee52dd9164e7742bbd815fd300d9cba9e2de0aad55fe27436e99898b06be4331748f14c585

          • C:\Program Files\Google\Chrome\Application\koryo64.dll

            Filesize

            154KB

            MD5

            01629f392f67f2963e43c4306dd55a20

            SHA1

            091b657db981463ff5fca8cc4a077e131eb97b08

            SHA256

            c0ae392688e4942f5ce6a13c5afaf96f966061761f041bc51e3982c2d4f96eab

            SHA512

            b326b03a61e4d8c7a7b6476a97bfaadf44b820ced120c1ca6b111cd763f5d2a06b6e52ced1b309f35319ac150dbc332254df8aee3178d9b3d0c6ce4edc35cda4

          • C:\Program Files\Windows Media Player\apphelp.dll

            Filesize

            563KB

            MD5

            59f5be60e7ef395bd9b5bb14a1238c56

            SHA1

            212c84f902fa65be9e032e7a8aca2a4856e7ff24

            SHA256

            fc975128db302dcf2da2e3e618ae6adaa4f79875e81ff0e3e1865339b01c4738

            SHA512

            fbd5fe553f9226e4adc1a32addf32fe0f9e6dce46f552851d396a576ed0fe63a437ddc81978af61ea1a6bb81ceb73ede66353dab2499f91ffe9bc7821e6e190b

          • C:\ProgramData\Profile\diskdrv.dll

            Filesize

            8KB

            MD5

            2a0152bdc758e0a69de08d9da6862b57

            SHA1

            dbbc9f3891fa030fa91084f76abc9790f44f7e6c

            SHA256

            e20c93474d2161bd381a78b2189b256f7f52a060481850e79629448107421ebe

            SHA512

            b248a286a4fb0e4dc7cf3f6bfeee8822f153101da931913ad0fae585aec0699448e0e95ee62f795bee87a66dcd18d2cf65e0fed6b883f94334e57cade7eaa824

          • C:\ProgramData\Profile\displsys.dat

            Filesize

            227KB

            MD5

            eb3bbd46e33c02381c252c64e3ccf90f

            SHA1

            7ad1e677c17d12baec54b4cbde6f9970cf6bc1c5

            SHA256

            286e0b8fbf126dc1415df4f20b58c2d6c01906565ef5312b721ca268c5b0d300

            SHA512

            647de1a7c334e82652087e5cff3f45c4a191bfe56b3462d45bfaccffe3fcba4373707affd79bddcced8b3c02d6b78a3405328da12a380bb756a9ceb0b6973b73

          • C:\ProgramData\Profile\mssvt64.dll

            Filesize

            180KB

            MD5

            4b6d030664668224a88ca260354e5b4e

            SHA1

            89742f1c6a74193641b8f9a0a8db1bf403b5514c

            SHA256

            187fa0ec2e4f103a1fcc906b142d01226f2ccb67eb522086e9551fc47b270376

            SHA512

            dbce40ab6cd97e5fa9187b709979b1161037ca1f5bd2427573450be8c9681b502a4614295861daa7ec2101d1bee915713d085a9adb4b12e2c8c10de31671820c

          • C:\ProgramData\Profile\storage

            Filesize

            88KB

            MD5

            8aa1e123e4e83f77e87fa9bffb1e99b8

            SHA1

            0620ae9adde681cfb1541aa6d25fb581eabe93b0

            SHA256

            d3677fa2326ccae82086927242bc6f2bed80793e2d395991dc54a14ae1701bfa

            SHA512

            26c4f59332292fd3b6fbc3221878cc2a41d81bb8d6d7ae6637c460091c9b78d11431bf6cb4d0d29f3b29ed887b0e04069467b95d2a6d1c3afd9613395da997e4

          • C:\ProgramData\Profile\storage

            Filesize

            123KB

            MD5

            8c222407a51763c07b003f72040484cd

            SHA1

            df2b311888cd4032cf0613ebbdc017df27ce172f

            SHA256

            afd5ad0043cc77cd59539bb60fecf00506043baa36d5cc4155a0dc9891056542

            SHA512

            2f1e19c5219d28873664b7895f4b8087b91fb0a9006f63ffb71efa7885e9ca8ec05aef4fcd6d91c067f85204e1453ec7703ebbbbec7b5b4857df6ad31a6eff6c

          • C:\ProgramData\Profile\storage

            Filesize

            123KB

            MD5

            8555e59dec18d904b40c1657c44f3fc0

            SHA1

            da61af7c11f4d73e66562a0faf631788b1fe7943

            SHA256

            e9bbc65579f361277471e85374bd1989ee4db768de233557e58a3a68e0a7121e

            SHA512

            4e9e584a1aad1e02381d3752cc9f1d4d3db683f887d8df1d225d08a5d54dd41cab586431d6db5e4333aaaab7d6eab61705c3d52393519af4b1a379de6a575419

          • C:\ProgramData\Profile\storage

            Filesize

            11KB

            MD5

            095828110e7300888dc33c0c3589e268

            SHA1

            d779445eb046a8bc3ceb2f84b598f3084b28a6fd

            SHA256

            d2b20c7a4cb9efb21c070b04a3fa1cdd597a3c390c3d95eb8e9d6d6a9470f960

            SHA512

            80801cfcb868153131e81bafb820075a809ba3898778b4f68926bae395dc8d6d09ce5238fb62f3ae27d006e8ed0b04be7fbd5d1b147b4ec8429ebd8200b4efad

          • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver9342.tmp

            Filesize

            15KB

            MD5

            1a545d0052b581fbb2ab4c52133846bc

            SHA1

            62f3266a9b9925cd6d98658b92adec673cbe3dd3

            SHA256

            557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

            SHA512

            bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\SYNNS6ZU\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\Users\Admin\AppData\Local\Temp\Profile\lnkproxy.exe

            Filesize

            4.4MB

            MD5

            1dcff300018c37a888fbe36f270f43a7

            SHA1

            944612a945a7af8565be2e56d7d418d557afee63

            SHA256

            4a05394ba0c156afa57dc4d44ee78829ee85a6d52f18c683b2f85d42a1e59f2c

            SHA512

            15ccc029861b20a4eaa0180122ae30d7740f86e5793b0590be0d32a67af58b98f25bebaaeac5f3cdd54cf61cf1642f220cd4631e530eade7c41bf4e84ded208c

          • C:\Users\Admin\AppData\Local\Temp\TNQF86A.tmp

            Filesize

            8KB

            MD5

            57ed9340a306942b02fd2a59c506179e

            SHA1

            0eb97430b493fe8cc678357cb434e8ff65dcb0dc

            SHA256

            a3ea39c6c5b6bd0f534ee554efdbcadda28dcab93e95b0a2b43aa4b81fb58532

            SHA512

            a61b5efcb4c6be660d6130bdc479b8622bd171d3f7ac7e40f72d72c88e03673af085ad4b1599ec3d48380790c79c0860872d32cb1ac186b4234ea972ae219ca7

          • C:\Users\Admin\AppData\Local\Temp\_wrar51b2.exe

            Filesize

            5.1MB

            MD5

            003a352551acb7f3342d614b891ad2f0

            SHA1

            ed0ead87954a3979b96776c5beb693a981d7df89

            SHA256

            5e28301f895689253d97a861d66dda643fcb3893ffa0c998c745f346776f6982

            SHA512

            e168fdf8596b73986fbb2bef4a271c3d7887fc5006cd65a992fad43286e2810afb5fbe584486ac4e9dd7355b78f7d1edaff135a49071c8e76bbc0154fc0992f3

          • C:\Users\Admin\AppData\Local\Temp\wrar51b2.exe

            Filesize

            1.7MB

            MD5

            484a7971860abf0191cdfe6ad2d2800f

            SHA1

            ff3bdff6da09e62efe823185038dd9c123bae1ee

            SHA256

            4ef40ac52b17915654d763e5e46443445a50522a6c930b417015509f1c0a8212

            SHA512

            6657849a57a31baa0b845a0172edf20d88f2d4b77dd639563d412650cf297e0e98e39806271d63691b4a6388e81bb7b1432a645fec6904729289c1d2fc8ab01a