Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03/05/2024, 00:15

General

  • Target

    86b23b91d8c2cd8ce520ab899e1cd4d95f192871604058d381fa34d0aab57ce1.exe

  • Size

    30KB

  • MD5

    d61a9d0c5207798cf200a9ff78abcdce

  • SHA1

    095bb04ca67ae7d3cb75ce0ec08995052b7434bc

  • SHA256

    86b23b91d8c2cd8ce520ab899e1cd4d95f192871604058d381fa34d0aab57ce1

  • SHA512

    0fcab2257db22cf6bdbf14f40d4c83485086050268e8aaa77ac01f4f82ad39f552837dd9f7a49fb66d5d561b340e78e9854612e2f6a630b6682b840987476f8d

  • SSDEEP

    768:CnpnIYh43Dc3GbWXLFaun5jfkcha1Mb/x5M6/R58Pfm6xNo:qSq5jMca1Mbd558nmwG

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\86b23b91d8c2cd8ce520ab899e1cd4d95f192871604058d381fa34d0aab57ce1.exe
    "C:\Users\Admin\AppData\Local\Temp\86b23b91d8c2cd8ce520ab899e1cd4d95f192871604058d381fa34d0aab57ce1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Users\Admin\AppData\Local\Temp\budha.exe
      "C:\Users\Admin\AppData\Local\Temp\budha.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2500

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        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

          e23dab7444532ebc52d58456ecf39990

          SHA1

          b9a56240802a058902506a486902d7e708dc8545

          SHA256

          45d4d5ee7be97aafae0702094c9d987713e276328af18395f184a51572f02816

          SHA512

          02383b49942bb9cd9e167a71702330d9856a1d7b5cff8e8774de7903d4048e1034589e8a5417b6b67c829373cb3ffeb7afe098ae1a7d2558b992a9c7ca3d9e7c

        • C:\Users\Admin\AppData\Local\Temp\Cab1E8A.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar20B3.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • \Users\Admin\AppData\Local\Temp\budha.exe

          Filesize

          30KB

          MD5

          78a5ed05f280800de8c1fdc0b0624076

          SHA1

          562c041f507448919454bd54dc906ca4bb3f615d

          SHA256

          84cea687e729f693df90667bbe4d9754bb0988216a679aec941677c1f03aa0c0

          SHA512

          9541a4b91d26188527e8fa6445fc59a82dcf2e14776104f5726e17b33daa8ee75893a623994035e115cd2ad044d6664996a687259b55a83511815fa580d7c0cd

        • memory/2500-14-0x00000000002C0000-0x00000000002C1000-memory.dmp

          Filesize

          4KB

        • memory/2500-15-0x0000000002DA0000-0x00000000031A0000-memory.dmp

          Filesize

          4.0MB

        • memory/2500-12-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2500-99-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2724-11-0x00000000036B0000-0x00000000036B8000-memory.dmp

          Filesize

          32KB

        • memory/2724-10-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2724-0-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2724-3-0x0000000003160000-0x0000000003560000-memory.dmp

          Filesize

          4.0MB

        • memory/2724-1-0x0000000002870000-0x0000000002871000-memory.dmp

          Filesize

          4KB