Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    24/12/2023, 19:44

General

  • Target

    0e86bb71990b959fafb6622b61c634cb.exe

  • Size

    63KB

  • MD5

    0e86bb71990b959fafb6622b61c634cb

  • SHA1

    9bcf0cf4818fb4d40dbdcb6e7a25e69afea1b5c2

  • SHA256

    59642e42bcae6a426b7d68bb5192c8bc07d1d1a88b511afd0fb52c9bda78c57f

  • SHA512

    0405cda45ac47fa28241336673f7cab5734fb1e74e7176051f715070641cbc86072d968c17f600259d8367f7df90606b370bec232ad4dd309eef197708241741

  • SSDEEP

    1536:V3cpyORJLuB4P4AJJv4Romu/4awlmhpUljMg:V3c1fP4AJJv45n7jMg

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Loads dropped DLL 9 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 14 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e86bb71990b959fafb6622b61c634cb.exe
    "C:\Users\Admin\AppData\Local\Temp\0e86bb71990b959fafb6622b61c634cb.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\SysWOW64\attrib.exe
      "C:\Windows\System32\attrib.exe" "C:\Users\Public\Desktop\Internat Explorar" +s
      2⤵
      • Views/modifies file attributes
      PID:2656
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\temp_tmp.bat" "
      2⤵
      • Deletes itself
      PID:2980

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\temp_tmp.bat

          Filesize

          186B

          MD5

          5b2f0817cf10403ea0f74f7c57667174

          SHA1

          5110ca95f4b79c9549649327752048447cbe9625

          SHA256

          2ca5e7da558d4a1d83bf8a5164b50f87aef0124509138ca63c4d93165aa5c9b6

          SHA512

          83c1ebed65e1446e2e92c5acd9c3d09befc5bda3d4ac04bbc23d643ba72fced5e9e8cf2601f260703d992fa137e6f25f0302ba33e5eac57978108757c6e02a7f

        • C:\Users\Public\Desktop\Internat Explorar\Desktop.ini

          Filesize

          75B

          MD5

          254a842845d5fe636a018ed64927573f

          SHA1

          405c601e91dbd53febdca03e5ccc1fd1b03107be

          SHA256

          bc4eaf790a990a2dbb8460775c257f603d2303a7ab282dd5f405264af202282c

          SHA512

          e817292fe07e880cd21e1cba72d4fec097fab51f21012a891bad6be6d43da8573a2ecc881a9c9c6a01dc421b55eb4734a79803899e51234ff4bd4c2a4a8a8acf

        • C:\Users\Public\Desktop\Internat Explorar\target.lnk

          Filesize

          1KB

          MD5

          de47000f2034dc530d07da111827af57

          SHA1

          86b34f70b275ea8ee8adb869d2420e09b044718a

          SHA256

          55375084a2fb9154a368cce0b9372ed6dd0342f11c2bdf5251ded25993714dae

          SHA512

          beb91fbcdf3d6497d59844a6da91055b7791016bcf9d97083b6cdffc1d2ee6439322dc19e098bdf0aa27e3b600305d6064ef645a24691dcae98da519debc892f

        • C:\Users\Public\Desktop\ÌÔ ±¦ Íø ¹º.lnk

          Filesize

          1KB

          MD5

          5ffaf2527bc8e175c988c8dc53dbc484

          SHA1

          7c069a0e54469453fdc91d57bfb0e82e2e539777

          SHA256

          2f58298a3e901293b80ad5ebc164e53e76e079c3e86252f1b34f702c55ada96e

          SHA512

          f90556ed1bd94a994d3a6573757f1214cfacb03ee5d6e1b8d277fb00f95371045e279b3a05189de7baf832605845d11a99196ac85de6c0ce050c611a9ab3b8ba

        • \Users\Admin\AppData\Local\Temp\nsd7B0B.tmp\AccessControl.dll

          Filesize

          10KB

          MD5

          055f4f9260e07fc83f71877cbb7f4fad

          SHA1

          a245131af1a182de99bd74af9ff1fab17977a72f

          SHA256

          4209588362785b690d08d15cd982b8d1c62c348767ca19114234b21d5df74ddc

          SHA512

          a8e82dc4435ed938f090f43df953ddad9b0075f16218c09890c996299420162d64b1dbfbf613af37769ae796717eec78204dc786b757e8b1d13d423d4ee82e26

        • \Users\Admin\AppData\Local\Temp\nsd7B0B.tmp\System.dll

          Filesize

          11KB

          MD5

          00a0194c20ee912257df53bfe258ee4a

          SHA1

          d7b4e319bc5119024690dc8230b9cc919b1b86b2

          SHA256

          dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

          SHA512

          3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667