Analysis

  • max time kernel
    146s
  • max time network
    139s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/12/2023, 08:49

General

  • Target

    d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557.exe

  • Size

    7.7MB

  • MD5

    1ad6c179a305ce087c6bbc6426da5c6c

  • SHA1

    ac112418bb29f6f4d8993f542377b07a9b0f7a41

  • SHA256

    d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557

  • SHA512

    579a1b9e91bedd359235a66ff7f874be3a9b2ccb09ebbece0058a7ad0faec64b26c64aa07e7e7d30771fbbf881d366304391b2ab913450b08388007479155ecb

  • SSDEEP

    196608:8xm5BZy6C1okPqYvL9iFwTp0eew11ezLIrITzJ4W73fzj:Y6C3ioL9iKmeeA+cczJ4WDzj

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\d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557.exe
    "C:\Users\Admin\AppData\Local\Temp\d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1292
    • C:\Users\Admin\AppData\Local\Temp\is-HTHBN.tmp\d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-HTHBN.tmp\d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557.tmp" /SL5="$80234,7788539,121856,C:\Users\Admin\AppData\Local\Temp\d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1604
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1828
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3616
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4316
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:3296
          • C:\Program Files (x86)\GIFMount\gifmon.exe
            "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4244

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        960KB

        MD5

        aeaa131d8f7341ef1daaa87d70187a16

        SHA1

        e8c9079525afdbea7a72a0afee2c4358aa8404ba

        SHA256

        99d31db54a844187b095fc170b6e92519a7d629615d2c1f6bbe83d2854da8ec7

        SHA512

        bac8d8a091e4c54f0430dec9fe93df3abba2e5b873183a55273839f7b186e42ded2320161ea5b3dcc0819a1a98487ce314413ea52de20a101a5521060023a194

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

        Filesize

        832KB

        MD5

        bd06a00c0458445ac4276c42efe61872

        SHA1

        22e69e694467bb4d537a60e4a7463dffa661d903

        SHA256

        f2f1144fa1723e6ca058c92b0e7d0737ccc40cb04fe5ca476ceeb0c8a8aa714e

        SHA512

        33a5fc2a3b8ba918865bcfeed42ef58e51466a3a7bb1704fae048bfcb735196553b0764f7a5d5c00f3448743d638dca75fe9a140520558f4b28c01a5bfa2477f

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

        Filesize

        2.6MB

        MD5

        336c04a79c112e724f623749782bd691

        SHA1

        095516e99dca12cd055665ca577b7aeb3702fb75

        SHA256

        913c2af74a6013877e04da057bd8e14ee4eb0d62aeffe5dd0d65e54aa7eebeee

        SHA512

        c9d517ac2b38451d650dc9d30a8b0d68846f060e5536fb895da670c6a47498de4b1935200ea0ce0e182a5479752e69be42ce87f25ec02bd2bb237bca49091a44

      • C:\Users\Admin\AppData\Local\Temp\is-HTHBN.tmp\d9a330626d8bd5c1fd01d04fc9f34c8f9a5d593bb4bf11921c0593088340f557.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-R95U4.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-R95U4.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1292-1-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/1292-159-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/1604-9-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1604-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1604-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3616-152-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3616-151-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3616-155-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3616-154-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-178-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-183-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/4244-165-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-166-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-169-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-172-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-175-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-158-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-179-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/4244-161-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-185-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-188-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-191-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/4244-192-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-195-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-198-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-201-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-205-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4244-208-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB