Analysis

  • max time kernel
    133s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19/04/2024, 09:55

General

  • Target

    libasf_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html

  • Size

    494KB

  • MD5

    c170231dcaead6a583e93ccea4770f90

  • SHA1

    896aa1279a82c43fa2ec846cab3f8f0b992527c9

  • SHA256

    fc7e3c0f9d49fc42d5a75e43c16f1060bc6c8a0151693499c355c08d57c110b2

  • SHA512

    a3d92db7d9c0f44c72b506fd41978304ec3f0b4eae3e3e9978dd405ce0b7fa7847ab9d78c350fb93a48354709be809b4592d0f95f78a9a368c50178ab8741d31

  • SSDEEP

    6144:H88UVDT1IurJ8MhTnBeyL0rq7zIKUuFa2:c/ZnaMhTnBey0wCun

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\libasf_plugin.dll_id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2884 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2340

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

          Filesize

          344B

          MD5

          5aafda712f7db04c349fd20dfafecfc6

          SHA1

          c7950c75d25880664ccd1134361046dca9501f32

          SHA256

          c4ed9d3e5445081e0c3cd3232b3811a034b604eccd51792b5f8c547c1bdc632b

          SHA512

          05452dcdb4e70ab9fdc1ee2d6b6605d0cf6410f1dcb2ed971f47be20fd5490979c95a80d23c5415e29443b495c963e48c9bdf0d7ec6ac7c34904c5b4689c5e1b

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

          Filesize

          344B

          MD5

          8b8ad631553f53f9150ba43a07137c15

          SHA1

          b53c437392a011dd3e3d5e26100503646e36bc55

          SHA256

          e7082811299d75b79f934b508deb6773c5e3ad6b6f59031c6e354ca8d51362ff

          SHA512

          0bd4c8b6ad7091d81a925fe48f0d1f2fd2f05197e88242654e0725b5f7d47b3b6f279cc10233c013d266819f71e5247feff9c5909ad264b70bbf78970a3a6025

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

          Filesize

          344B

          MD5

          67e0eaaa1fd41088c08d87e32a8ab2dc

          SHA1

          87ae275d835942413bb55817dc404d38c05d7a3c

          SHA256

          5e8892374b5428ea664caf47de5ccd3f4f129b1fad72d775c77ac0cdd94cb41b

          SHA512

          43ea2df70b6b3c4d2e9adb1b69e98802f687ace5e1467dcaf213f55b2d2ad22c06fe038d8d89fe1c3fe56e96dbb2355771937a4ead342e5ed0edbf98479ede12

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

          Filesize

          344B

          MD5

          52cb8a312dd7dcc50d5987a11b444baf

          SHA1

          5b5a890647f920732a547498815a89bfd2e3b3e1

          SHA256

          c7720aecc497c8b6455377971463abdce3aa7d75e349d240b0bfa61144fa814a

          SHA512

          d3001d6f5cbbb08c223bbfd78105616a8d7bd7c42daa32821cea23989974786e821f71c88c8be61b3926cf7ab2ae2d57f2bf67deefa8aa3e14cc854f8adbc49b

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

          Filesize

          344B

          MD5

          286b9b12a89e2647ac687391d4ecbaee

          SHA1

          1ad550248c5a9b6166df224d235892fc7655fd47

          SHA256

          329512567c40172242acf00877fe11eff96ff4a4752506415bbd0ff851b33f8f

          SHA512

          675c39a36a6dfb94819d4dc9548c18f85f0fd5e300c1f2f83f9fd86252fb359a9fd4cad654bb8265d4519a603583c5f86a2ee33e411104da6c872314cdb8b311

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

          Filesize

          344B

          MD5

          ee1eaff62a70ffdf6dc10f58652ac033

          SHA1

          84a6936d8a888cfe508a9be9e96655f384500135

          SHA256

          b743968ba617662d0e7a63035c69ad24159fb41bd71e0cd3307b09a4e8abe6b8

          SHA512

          1ddb8215ca0993f8e22a115403747224e64ba5d6cbf75aae496299101075d677f041f53ad85837f1c4bd9543d09a79cff581f91fd5178f714269bbb2d0df1ea1

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

          Filesize

          344B

          MD5

          45e12527b1e1951e86e8d87b0a8ba0b1

          SHA1

          ede4a776f85390c0e12ee953b6cd3701e86271f4

          SHA256

          4569e27f436e143e8ebff52c071d4709677ba4392d100b04fd66cee1052f030d

          SHA512

          06ab8a0e0110ab42d0743c43d0b3711918dbf966df5218aad2eb2c39d46215ace005300ea7d2eb6aabb063afca9432b9ca31ad331fe6fa46c455d1a11fbd9abb

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

          Filesize

          344B

          MD5

          2b7004211b89e5b2f2706c2b419e5180

          SHA1

          3219336a0bb0e70a4fa6dedbabe08c74c297d646

          SHA256

          ffdf97c3f4cf8fbbb05bdfa9ebc87d36ca3a43380ebfd0210fdfda936ef4ca62

          SHA512

          bfd784fbf8d1fba1a717eb59e31a9a1504ba6fb8b96ef618899989c98caecf06af885992a18558eb483cc275757448108b14e218b99210808601c0d2cab46ad2

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

          Filesize

          344B

          MD5

          6aaeadf37f9ffc6d5aecef5c6e9bd8c4

          SHA1

          e8ddb04b7a857a04346297b01bfd831de78b8295

          SHA256

          8d42152518bb7e7374adaf5573482ee9f420d5e4ea31900927966fc315e5f3b0

          SHA512

          e0e8d34807961e17932c3694e191166988eb882c95420af166879c2f20a9fa2d3d0ee6e0a1abd06630a6cc07af3b069d9028346fa14a138a6a5b5d47dcb16fd9

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

          Filesize

          344B

          MD5

          f6eb78639426ccd9e540f9102a4df2b9

          SHA1

          d2607c33dc9186596bad5e31c24b5fb6fc66acda

          SHA256

          c44a0e8d202ff1faab5ff08c7f6d069275570c6ff1687b2910ec23bfb0ad90ee

          SHA512

          491a8424d588abef310ae78bb91ee3f4b33ccca1e8c5c66300bb9f4e1e1de2a6b95da040ebefd095783cbd19e3b473f7debd3028271bf2fe67c8a954251d6b1e

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

          Filesize

          344B

          MD5

          6fc02c8b03c29bf344600f592037b501

          SHA1

          992adbbffbbc59a00825a4739134ad3bfa134c8a

          SHA256

          9cfc7e7f428e0135b63e5f662ac86046c63f4b8dce0f018ff7506cfcdd6ad253

          SHA512

          9ef6f5f6f50e26e5bb0c644731c602c532f1f78c482f040542f57bc51830be3a58282d27112206d184228cb2cd52e0bfbc798e1911caf528e3a8039488a3338e

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

          Filesize

          344B

          MD5

          41d55d757e79d9f537b944ce6c19dce1

          SHA1

          cf8a467f1d863d1f9506d0e6044597b9e0f52194

          SHA256

          f2b70e3421f2d65fa239b1a6e94688a98d00c51ce61f3b642cd6be1b083f6aea

          SHA512

          2f2bb639dc995b962483b83f2862b602cfe5e82dc5f9fec79e5eaebeee3b7db58f66639d6ee5737259e3e1e877f6ced864b9401dfa1d21a6db33f1f03de3fe6c

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

          Filesize

          344B

          MD5

          5ae04ba1df4fed61605bafffbecdf0fb

          SHA1

          f5fc43c472777bd00b230f570b3f28ac3c562e3d

          SHA256

          fb0d697e07527d5f3d3fa8aada1c099dfb7be26ce58121a89ad5f18c5d9823c1

          SHA512

          985749d58df6c020145f4989c4eb067f9cb33e1d9c06b5e5dca68300fff3d5bdfeb06afc110e17bb1b3296b661f092422e36fe4080307a098152f6dc600f148c

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

          Filesize

          344B

          MD5

          30ac899a527f88754efc89dba8f2ab1b

          SHA1

          33728ef6254dbd20a84c1cacee3e1aca00a7ec1f

          SHA256

          8927e96d3625d5a9588f7c2efbbeddb8dfc9b2603991d53fd0b971f4a6d3c501

          SHA512

          708b1fef6fe6c401f57644fa03152a2293e6be99a9273ed76c5d15d2c484ff6500e20154d6331706dbed43f3b18fb792b9d799d15a2bb41f1d7e34b785a82b8e

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

          Filesize

          344B

          MD5

          c15e755d1bb3f3b39f5e31eab3165291

          SHA1

          da434bc1bf89187f3101d5d9447c744fd595441c

          SHA256

          e69d8a5a031fa25a06fc37a888f13a492b03587c89f4bd1108af2ef96628ce83

          SHA512

          7d5ca570c2bd17a731f9052bb9e150dbbf2ddb2265e8ba1b6414387cd9a38d03065ccdb70785781de369526d4a91d04780d3af72f7024aed825ad63029cc96fb

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

          Filesize

          344B

          MD5

          120b47501713d04dd4fd08045f5e8a54

          SHA1

          4456d5eb2b47929cad65c6c5e8f8fbdc9be0ea12

          SHA256

          7805eaa7b3abc75c7cf694b15fbf3121c179f3869181e72d4ea96a890d157ac9

          SHA512

          5d1602425b2da50a370a044ff253088401ab9ab9b8d40fb5b6b7f4b5b02bb8e588b32127d20b1016c7da3e1a3bcf61cf48ba12c7d662b381035ad64a3ad29db6

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

          Filesize

          344B

          MD5

          50d6f0bba2f388859e0b6e4454429427

          SHA1

          168d6eb03714e25fdf238f508fe8cbf4fbf66a78

          SHA256

          ba0857508040940912b43c0d45e4180f8d91835b5a005e0f9bc27967d7f5e7e1

          SHA512

          74751123b2e047bff25720be1dd74b05b845779e42f7c2c38c04e77c9b29d4668130620c64c4fa174f70981d139a5e8135e5194c24d107cd4a5bab407133e606

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

          Filesize

          344B

          MD5

          9647dc838d858f13571484af93092cbf

          SHA1

          de51bef941770eff333899ec798c7934489f86a5

          SHA256

          308253d39895758330ab6217981ec6264bc8c96dcf51d4ecebb60c03647bf71a

          SHA512

          45a29c4f4308e16ef4906635ceff65a50f2362a2be3a8a833a67e06d6bca68592ad147bd1d09b7e54326e3c84c4edb9accbff8451db5d2872a4f699f864b0edf

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

          Filesize

          344B

          MD5

          cb5bc91239c3059dcbe9aa7e76711ba7

          SHA1

          976d81166744389ee1e3e43a6c0f121f697f8a78

          SHA256

          ef2216321f6c4dc092b611e4ace971f24e70161cd4c78d572ea37f67c1f28615

          SHA512

          4b1cc47f99d30d01de13495813a19dfacff99cc8f4bb3ad8a96d6326358889e821083c3318b20ad15aff45b2700230dff732e9d3f3eecf2ad12e5adca5b8d7bc

        • C:\Users\Admin\AppData\Local\Temp\Cab278F.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar2872.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a