Analysis

  • max time kernel
    145s
  • max time network
    150s
  • 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, 09:41

General

  • Target

    33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f.exe

  • Size

    7.7MB

  • MD5

    6e3aae3dc114cdbaed45088a271c90ef

  • SHA1

    40045f2cd322cfd70c0b6a6db7daa9d90578af35

  • SHA256

    33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f

  • SHA512

    53804d0ec6ac68481ae9a1e1e9afac1c6d6c249590372fe25c99e7c158d4cae7ec17ebd26a20c3d1e86c3083bb48fbef90209c547884fc7f21f0e6a81be347a7

  • SSDEEP

    196608:jxm5OiKmWpAKOF9s8l+VpNoy9rYM0eaOsRzj:1iKmOvOXs8gXTkj3Oazj

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\33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f.exe
    "C:\Users\Admin\AppData\Local\Temp\33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Users\Admin\AppData\Local\Temp\is-3R8NL.tmp\33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-3R8NL.tmp\33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f.tmp" /SL5="$100048,7811335,121856,C:\Users\Admin\AppData\Local\Temp\33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3852
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4424
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1492
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1348
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:2332
          • C:\Program Files (x86)\GIFMount\gifmon.exe
            "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
            3⤵
            • Executes dropped EXE
            PID:1936

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.9MB

        MD5

        8bb1553e3a69fff126d03bb507c951c8

        SHA1

        91243929608f613191666df9b3a6ec69dc578fd9

        SHA256

        8ce3bd19c7cfa63c050d8b42f0683a4f25a6ad8fb806f742f3248b45c42ce94f

        SHA512

        f0a82532ede7af28a9dbabdea385e7473ac36e354f3d310cd184ad720f8c84f6a2a8ae2436fc03bf2964de376b5bfac90bc3c12ca50c0d3ea17dfff958f5e1fd

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

        Filesize

        1.8MB

        MD5

        83a60a49d8003cfb0dfeac4bdde248f2

        SHA1

        8cb9aa049db91467df65eda62628383211943040

        SHA256

        ee9392dddf0072b80b061d09dc27fee52665f98309b60609a0586de67afd31d3

        SHA512

        ec2a61dd7e2198a72bfed66786ab60c8988b868fac028ebd166704f75a29fc660973e686794eb72e6c1958d9b5048fb60076a06808881b96a752fca58c05f912

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

        Filesize

        763KB

        MD5

        8e93b424e70c8b14ae5da0dfed28fec0

        SHA1

        8e3328eaf3cab8fce363bf1dba6ebd5fe23dfa03

        SHA256

        ba285b9a775928dd19c6472e642da4ccf42cc851902b2432e06a0e008947d42b

        SHA512

        719b35c52d886b3dc4d126bc968657bf7e3874a87e25c09b11131922f4d7224b93f934dd6649cc9ffe2f5558c7bdd5daebcb586b2cbea38941973cb0c08a04c9

      • C:\Users\Admin\AppData\Local\Temp\is-3R8NL.tmp\33fe35a80ae0757752aa0ad380ebbb152ae0a9bce55b10b0de6fc1ec226f7d1f.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-U4TE9.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-U4TE9.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1492-154-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1492-150-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1492-151-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1492-152-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-161-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-192-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-156-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-158-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-208-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-205-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-201-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-198-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-165-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-166-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-169-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-172-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-175-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-178-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-179-0x00000000007F0000-0x000000000088E000-memory.dmp

        Filesize

        632KB

      • memory/1936-180-0x00000000007F0000-0x000000000088E000-memory.dmp

        Filesize

        632KB

      • memory/1936-185-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-188-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1936-191-0x00000000007F0000-0x000000000088E000-memory.dmp

        Filesize

        632KB

      • memory/1936-195-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3852-6-0x0000000000660000-0x0000000000661000-memory.dmp

        Filesize

        4KB

      • memory/3852-162-0x0000000000660000-0x0000000000661000-memory.dmp

        Filesize

        4KB

      • memory/3852-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4720-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4720-159-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB