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Analysis

  • max time kernel
    156s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 22:11

General

  • Target

    b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49.exe

  • Size

    7.5MB

  • MD5

    996285760018b9b672f41c72c01a6594

  • SHA1

    7f0ae55a636b8c39906e1d208e226f2194a3ede4

  • SHA256

    b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49

  • SHA512

    3d825a30d651f5a89d929ef1a71b3364b3eb6a892cb9b3c108c38f3536ee6e417e6e5c4f31fac9760a39c4149fe0044023f94f5b2c9b0be185bb02aa33bd2d2f

  • SSDEEP

    196608:Pq/iLRC0OLkYNew6tjCtD2RQVsBp4UAzj:PHC9Lkuew6t2oCO9Azj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 2 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 63 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49.exe
    "C:\Users\Admin\AppData\Local\Temp\b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4732
    • C:\Users\Admin\AppData\Local\Temp\is-VA7HQ.tmp\b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-VA7HQ.tmp\b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49.tmp" /SL5="$D0052,7577497,68096,C:\Users\Admin\AppData\Local\Temp\b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3740
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:5016
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1308
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1996
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3016
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:1420

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        768KB

        MD5

        21ad016aea57227b169d7742faf14e20

        SHA1

        ca5eb932ee439b9226c1bc26f3f95f931d3085ba

        SHA256

        aa5d9c0344232e20806836070a98d04eccc3fe82e50d8a7e68fabd87a4da7516

        SHA512

        31f0524c009f20cf2b83e7fb113ffa97aee6f4a9a1070d27d864e1501501b77d13dd0d60906107f08fabfbccd827ba5e2de1aef836d111616ea68f3108458434

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        896KB

        MD5

        0e309bb93acb63b8645ae33461f6b64c

        SHA1

        48a3ccd8beb201f4d41a7ef61fd03c9ddddfd9c2

        SHA256

        7fc4a6dd6e8221ffe4cf22672c1bc92a32de22b5df0e5a8295bdc7d7ad7c4663

        SHA512

        18c27606829a66e112830991bf7542cbaaafc184a1c4b576d66ee1d9e0cfb836b584882a96eb15cbabca952fa8640b718aa279d23c3d8ad01c5e736dd0aeb6fe

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        2.4MB

        MD5

        9056116e76422c73266bbb874b76fb22

        SHA1

        224f0788f1900b92a97d00fba7db9ffb1ad0952f

        SHA256

        56b59bebfedf9415aa1de40f8881a44238e587685c9d0eea7d23d0ad7cd41952

        SHA512

        beefdbee09c77983befb3ea64788b258831f7569009730c773a3e545ef2112a7d46e9f44082286fea4153d439ec138265482a14b88ad9dcfcad5426134d107ff

      • C:\Users\Admin\AppData\Local\Temp\is-VA7HQ.tmp\b945b713adea9a67704fa0aff96b024167630c4f55c846e14046cba3954c6c49.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-VUAI8.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-VUAI8.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1308-153-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1308-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1308-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1308-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-161-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-192-0x00000000008D0000-0x000000000096E000-memory.dmp

        Filesize

        632KB

      • memory/1996-208-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-158-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-204-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-201-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-198-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-195-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-165-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-169-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-172-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-175-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-178-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-181-0x00000000008D0000-0x000000000096E000-memory.dmp

        Filesize

        632KB

      • memory/1996-182-0x00000000008D0000-0x000000000096E000-memory.dmp

        Filesize

        632KB

      • memory/1996-185-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-188-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1996-191-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3740-7-0x0000000002240000-0x0000000002241000-memory.dmp

        Filesize

        4KB

      • memory/3740-162-0x0000000002240000-0x0000000002241000-memory.dmp

        Filesize

        4KB

      • memory/3740-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4732-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4732-159-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4732-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB