Analysis

  • max time kernel
    121s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2024, 10:36

General

  • Target

    363ff12c34abe50ca4145bf9560d25a8dcfc4ef344729b7b4dce07d13abe1bb1.exe

  • Size

    1.3MB

  • MD5

    bc73f59800935c6cd5d7992ab1fdf17b

  • SHA1

    a98088d39993c39ccf624de331b923c1b71f06d3

  • SHA256

    363ff12c34abe50ca4145bf9560d25a8dcfc4ef344729b7b4dce07d13abe1bb1

  • SHA512

    6c2eb820af6dec03124f60a265d9af27547c1ebc21a84f29c5c247e13448f663cec92e2fa75e3e3864de73613656695220d721b36746d25306f071d25ac5094a

  • SSDEEP

    24576:Qak/7Nk4RZhQ+KZu0zoFmDcpii9iGn+66rLfJIgtEqPILWz8oDqE:Qak/bQ3Zu+k0WdEacJRIo+E

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\363ff12c34abe50ca4145bf9560d25a8dcfc4ef344729b7b4dce07d13abe1bb1.exe
    "C:\Users\Admin\AppData\Local\Temp\363ff12c34abe50ca4145bf9560d25a8dcfc4ef344729b7b4dce07d13abe1bb1.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Users\Admin\AppData\Local\Temp\363ff12c34abe50ca4145bf9560d25a8dcfc4ef344729b7b4dce07d13abe1bb1.exe
      "C:\Users\Admin\AppData\Local\Temp\363ff12c34abe50ca4145bf9560d25a8dcfc4ef344729b7b4dce07d13abe1bb1.exe" Master
      2⤵
      • Drops file in Drivers directory
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://www.178stu.com/my.htm
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2408
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2408 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:268

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          67KB

          MD5

          753df6889fd7410a2e9fe333da83a429

          SHA1

          3c425f16e8267186061dd48ac1c77c122962456e

          SHA256

          b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

          SHA512

          9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

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

          Filesize

          344B

          MD5

          69f79050495b8d1dd8259cf818287c36

          SHA1

          284afad31db706ba699b146b8bad00c58c5023b5

          SHA256

          f41e9a82de0dfab7aa59405553ebbef4004ce1590236e0162c1325ab5f46f773

          SHA512

          4c06fb35edf74396ecd7a069fbe5c14b751be74b5f99f42a486d8f4f0f6bef9f29a2e963ac9db4ca367afb215da8e1bb8a0fc4d43348dd6dee039edc016604ba

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

          Filesize

          344B

          MD5

          67ea5ee878fc0307eccbb1f2994ff9ca

          SHA1

          fb5d4987ff117a696d63dfba3756c8763bbb929a

          SHA256

          d6f91063508fe5690e9479ecec5e0ed01c4ebb0482d50baa0b7151c2564e398d

          SHA512

          8ad2b12d8b87caa9b0b1be4ccf20805262d275f6e220abbe9ccd819ed766b30565f4d0971d4428fad7de181dc604fdaad57138ca49eabf0638a46b6b5d0cdf25

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

          Filesize

          344B

          MD5

          29a20587fb56451b769e31acc4f66fef

          SHA1

          22eb950234948b74bc1b20e347dd9a362f628879

          SHA256

          106725ab7dc471263ccc8740f15ad8bc65833e21e0c2adc17778648d8d00a9cc

          SHA512

          785ddf02d42bc3ad8cc616a49f392a149193b3f526f4f3e8de58ed5319c261af56ba004750df923d3a6f1d166d49bdc05001c520b0068de060450b895804981b

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

          Filesize

          344B

          MD5

          d4bf1f76776f54e10a3b1eb0d0529d37

          SHA1

          5dd447e758982e3f6b7c53d4cb62a7deaa95651c

          SHA256

          112b50f02ffc771d00f32d3eb64492560adc3cd1cab28948ac4bec9c0640f6d4

          SHA512

          d3b0775461bb43d5b253520f0c1705faea52f6e60e0a8f5e2d03d0552c3aaa5388566ad89d7351cb8be8802c2065037720102d56ac69991d6d197cab1a64af21

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

          Filesize

          344B

          MD5

          fab49eab9246fbc398968c115596da14

          SHA1

          9f28fe4acb16d49807cdf16711e048888d2a2839

          SHA256

          2c6ffffa5079ec504f96262aad136d71204899040b19722441b43b49107a5dee

          SHA512

          e0e676616cdfb082bdcc3e59271dfbb1e69a089a0a0c9f1e7330854648aca244244968c48748cfd5f0a787f3708a9a4b93fc86f75208bbaae66373413988417f

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

          Filesize

          344B

          MD5

          8e20ed0fa70d774fb0572bd94a39e81e

          SHA1

          2c4efdb4cdf50cce40230bcb010397dca93f43eb

          SHA256

          32e647971b7aa70d1d7accc4170a0c3eb9c0dae8a40affc3d5e19fab70bf5fad

          SHA512

          353ea320ee439460de6d57a086d2a21db8ec6d7fcb3e4cbf68a1ec98ed5057782a709a1d3e36bebc347ea7ad099d718545233dae64096ffb7e490fc75655c9c6

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

          Filesize

          344B

          MD5

          c4aad11213063ca72fdd3096da65b4e4

          SHA1

          6cb75f91b4aae0164641e667bb59168342ef55da

          SHA256

          0c6b3ccff88bc74ed9ca5d7f27adba641bff3a5b9d3a9496c8889068de74b917

          SHA512

          d40e91a42d4e92576c32caf712ac72d4414386f5edee96fd45e4a5f6079c461d069256a0ef4194d1106dddf46d8b3c8f5571a5c410a85592bd0dbd3fed845bf0

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

          Filesize

          344B

          MD5

          0de5830641ed3c2db61f637a728b4e6d

          SHA1

          3d4c33da1f67775fd9c24c337212fb8f634cc637

          SHA256

          5984774f3d3b01ba742e9b7158feb785eb7c20d6986929568975958918ca6911

          SHA512

          50c8fcc1a8a4332ed1e797102d9b9a7d6ecf2bd9ee2d6db5092e3b6a123672f59bbc9e85625c315e6a2a5400f1bc641380584641b5d38cff73d878932331bfc9

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

          Filesize

          344B

          MD5

          31ab6a46480ea14ee85bc49870316476

          SHA1

          a635b2394f944c5d68b1e996bb72d59c80388706

          SHA256

          c298ac4daff988e5960304db8e41aa8ffbb28d2cf544e9686fd4ce98f396067d

          SHA512

          f671eeafff711e0795146c1b6f9b1842d71e779d77fbdd7a7997f7d580f1c3d64634552d8161e9181b070c551edeb844d6b081e5edb9ec86b0942532f0625610

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

          Filesize

          344B

          MD5

          9e6da3a18d13863f38fd395217ec5edc

          SHA1

          99af861c3ecd3276851f9832550259c9054b9f4f

          SHA256

          e3e8e76f07a105716d0a2a1fc4488038db917cb5036be16f5ab5912309644163

          SHA512

          981ad97a594f4eef3e1b3d83e8a5b9ab66860b6a9aad7c910b5357720667594e44df903894002342c3ed8b7acfdbd8741b4e9c926fd47c55ba831a424f003a75

        • C:\Users\Admin\AppData\Local\Temp\Cab9B97.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar9F55.tmp

          Filesize

          175KB

          MD5

          dd73cead4b93366cf3465c8cd32e2796

          SHA1

          74546226dfe9ceb8184651e920d1dbfb432b314e

          SHA256

          a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

          SHA512

          ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

        • memory/2496-7-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2496-9-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2496-19-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2496-15-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2496-12-0x00000000001B0000-0x00000000001B1000-memory.dmp

          Filesize

          4KB

        • memory/2496-6-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2496-10-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2496-16-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2496-8-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2804-0-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2804-11-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2804-5-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/2804-3-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2804-4-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2804-2-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB

        • memory/2804-1-0x0000000000400000-0x00000000006A6000-memory.dmp

          Filesize

          2.6MB