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Analysis

  • max time kernel
    1s
  • max time network
    6s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/01/2024, 20:15

General

  • Target

    BayROB.exe

  • Size

    503KB

  • MD5

    8bc0446144142c51570da1920f2da8c1

  • SHA1

    83c1b3ed58693f9ce5cbb710a709f23e65bff10a

  • SHA256

    56b4f307126f78e16ac2ad2e4044de61cb207864bf194ba6702108cb65475369

  • SHA512

    f7b747153611e183fafda84655fa4770dc6e86549484adabb88ff61b09dacc681e1696450134194323aee103e56a2931736a55f02db4afa51600df10722c9ade

  • SSDEEP

    12288:TkREw6Rd3R2RtnRjjErWlQfNT3Dc8mLpp:Ikd3qnRXHlO53Dc8Q

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BayROB.exe
    "C:\Users\Admin\AppData\Local\Temp\BayROB.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\dtwpxdpbhazfxll\rtg3z8vx3mbqoy5rffi.exe
      "C:\dtwpxdpbhazfxll\rtg3z8vx3mbqoy5rffi.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:2396
      • C:\dtwpxdpbhazfxll\feyrckaqunib.exe
        "C:\dtwpxdpbhazfxll\feyrckaqunib.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        PID:4784
        • C:\dtwpxdpbhazfxll\zpneeqf.exe
          brpxpubz2l6g "c:\dtwpxdpbhazfxll\feyrckaqunib.exe"
          4⤵
            PID:2032

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\dtwpxdpbhazfxll\feyrckaqunib.exe

      Filesize

      65KB

      MD5

      dc86e98dec009ec6edbf98a5a0b86769

      SHA1

      e1faba320c0f9beefcce32cb419f076c1eff2e82

      SHA256

      84c7d452811174bb90693484af587abe1c7168a99faf14dd211cff5e097bc752

      SHA512

      51c5a43d6337536b15633047916bf817fbe4ce032bec5ed0a11ab4460d267179ed55a2d9519a5bf0082205b727671f237c4bb859a45cd3e74a452172c30dd2bd

    • C:\dtwpxdpbhazfxll\feyrckaqunib.exe

      Filesize

      38KB

      MD5

      2d62ddcac47165998eefa6598bdcad2f

      SHA1

      bcca21b62f4afec48b7f480c24adad1d489437db

      SHA256

      726ed176196ca988ceac7f7f579bdb7e667faf8f6e73123ee99beeceb4bf6879

      SHA512

      5a87ef5f255df4d472abb458fd23491f29f158f9130be35e2d385947ac39f1cb2f96edac65750a37c1b4d69ac1dff4d38b098e7f6aaf14e377a051a6fb4a1a52

    • C:\dtwpxdpbhazfxll\feyrckaqunib.exe

      Filesize

      21KB

      MD5

      ce8eedbf8905312b83f69406eb22868c

      SHA1

      d98559b14d8b997f659236c3f4eb46e546ee5884

      SHA256

      2565db3468d7479ed50201c01ce9eb5b4101404494f95f6f8f972208a9018687

      SHA512

      638da103b659f69f95e13b0dec91a44742ef53d9155ec47e00d19decf19d5e70e54409cb68e782abb0a71abac9f8917c870427f2d9bbc4145fcc78074253d3f3

    • C:\dtwpxdpbhazfxll\mgdxjexf

      Filesize

      11B

      MD5

      47a16e63ff033d80e2e74712e2fa15aa

      SHA1

      7c1c8bdb1ce9d56f2f8f65293dcdb5bc610e5c8b

      SHA256

      cb162ee43011685063f57ef2ed7b7fd997e45121413a569a724d4eb0d38d13bc

      SHA512

      296e6770418461e09c18bb11e3706268c5008d9efbbacdb7d8370c3853916efd55e1e8a1a3b70fefb244efcaab1e7368f8d3ee0292347b4e3ca9e02e5f7bc6a4

    • C:\dtwpxdpbhazfxll\rtg3z8vx3mbqoy5rffi.exe

      Filesize

      25KB

      MD5

      9d4ba7ac9b92be4b47df70f94ed6eeec

      SHA1

      b3a08855626030bffaf0775f196425950dc31a87

      SHA256

      13dec64581891e5a940f88bf9ec4fc80ca85739f38bf29feb8f4e65463bf6a0a

      SHA512

      7697531eb8f77355d6821b9c3a5d0334bf81724e6cd098271165367a98e26e4f325f71d3a17182237806cff3e21cc4c496d80a9def6ba3cdd3a759d39fce64e0

    • C:\dtwpxdpbhazfxll\rtg3z8vx3mbqoy5rffi.exe

      Filesize

      35KB

      MD5

      79600761aa9db5948f059cfb7beffe94

      SHA1

      fd4e253e90e9e8ba68b8035968f3447115e252b8

      SHA256

      c189cf7b1a2a41cf60f181183eb6d6fd0d31958479025aad52769c47f94f927c

      SHA512

      37584721b20ceb83457e01470f6624b01219bf2632d6afa321110f837c6f240b9487f30cf899ad7ba0f1121b28e33cd799a2858f59a2e4234acde61aa506eae8

    • C:\dtwpxdpbhazfxll\zpneeqf.exe

      Filesize

      31KB

      MD5

      6d72064930ced99bfa47546f2cdffec5

      SHA1

      2cfe6ce64a6b9955f727ddd572270555d83d2b77

      SHA256

      2cb7504d0737098c4534986d353f1116c14fe605143497cc4eaddba3cbbd4818

      SHA512

      4b94bbe370e30e48617be167ef557fae147b066fd65b83a83909a62a5bc8826cb02ed565e1fedff2a02aff252aaf19ff87071f6427713d7f7c3d2eb502333c25

    • C:\dtwpxdpbhazfxll\zpneeqf.exe

      Filesize

      68KB

      MD5

      9aebfba766b94f08856117f3b10a5602

      SHA1

      31358396706bd9245dcebe64d5edb3d83ecf7e92

      SHA256

      2777d7cf1ad3bcb0c68f49cba28f85f12190228f46c693005134ab001b35571a

      SHA512

      39b21869ec364dfe730db2922dc820d61ac152aea6cbf7a6081d3d302d0946e3c665e72206cea22722d4c2d8440f5658affbf410d079684d60a55ee14876a1a1