Analysis

  • max time kernel
    145s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 06:52

General

  • Target

    b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf.exe

  • Size

    7.7MB

  • MD5

    5b9fe428715c41f8921becb72853016d

  • SHA1

    30cfd88f33cf0e0b6ed656e9ec6b578c8f62d39b

  • SHA256

    b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf

  • SHA512

    e2e469fa3841a0b50741d5c4b16feddc849e5025dc4f95a0dae11ab98e3d163002b71f8e382067ca1ab0f7610ebd7eed8f73eab2f80fc4803becbcea52096483

  • SSDEEP

    196608:oxm5+owJB5yCqVoeL8gqA1u8QWGVq/iUYJ0Mnizj:vw7rq1L58WGVqaDizj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 1 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\b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf.exe
    "C:\Users\Admin\AppData\Local\Temp\b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4828
    • C:\Users\Admin\AppData\Local\Temp\is-9DP59.tmp\b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-9DP59.tmp\b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf.tmp" /SL5="$90060,7817201,121856,C:\Users\Admin\AppData\Local\Temp\b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2548
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4324
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2572
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1668
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1032
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:3548

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Program Files (x86)\GIFMount\gifmon.exe

              Filesize

              2.6MB

              MD5

              91ecc9f0ad509536ba2b944a96844416

              SHA1

              6239c723de693f0421a8d6353789d4c71ba968c3

              SHA256

              95fb6604556f6e0f780974b9b48abbdb6cdc7581104b40ff15c146e1d853aa65

              SHA512

              e1fd095f7c87f39b1cdca2aac5e9aef46fc3bc2391bada47c757927de7fccfd05930f3a052e9512e2806b581a2e6174961cda296540e4ff2cf3da41597887394

            • C:\Users\Admin\AppData\Local\Temp\is-9DP59.tmp\b49d82b98c36a9e2c8a43783e184d5d77d9563fd4b301e3c80ce2c27b17992bf.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

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

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/1668-187-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-166-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-207-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-204-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-200-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-197-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-156-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-158-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-194-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-191-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-161-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-190-0x0000000000970000-0x0000000000A0E000-memory.dmp

              Filesize

              632KB

            • memory/1668-165-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-184-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-169-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-172-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-175-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-178-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/1668-179-0x0000000000970000-0x0000000000A0E000-memory.dmp

              Filesize

              632KB

            • memory/2548-9-0x0000000002240000-0x0000000002241000-memory.dmp

              Filesize

              4KB

            • memory/2548-162-0x0000000002240000-0x0000000002241000-memory.dmp

              Filesize

              4KB

            • memory/2548-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/2572-154-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/2572-152-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/2572-151-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/2572-150-0x0000000000400000-0x000000000069B000-memory.dmp

              Filesize

              2.6MB

            • memory/4828-0-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4828-159-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB