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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-1703_x64
  • resource
    win10-20231129-en
  • resource tags

    arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12/12/2023, 04:46

General

  • Target

    1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2.exe

  • Size

    7.7MB

  • MD5

    4411e1f781f107dfdfcb84c306f6726c

  • SHA1

    2c215a4c81751f2fe4d51533b3ad7d399e3a6936

  • SHA256

    1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2

  • SHA512

    1f0b305d3e34a2f948e4d3c690fcb84e3a752b410849636f5e8770ea2109d1a58b8e5ea2aea4ec4f908d65def919b61de48d8ad0821f849b22af5fbbed832431

  • SSDEEP

    196608:Hxm5+owJB5yCqVoeL8gqA1u8QWGVq/iUYJ0Mnizj:gw7rq1L58WGVqaDizj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 3 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\1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2.exe
    "C:\Users\Admin\AppData\Local\Temp\1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\AppData\Local\Temp\is-4JF01.tmp\1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4JF01.tmp\1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2.tmp" /SL5="$60180,7817201,121856,C:\Users\Admin\AppData\Local\Temp\1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1832
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4244
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3760
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4084
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:688
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:3212

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        962KB

        MD5

        d21701f6b8d1ab2b1484911f03c42e7b

        SHA1

        374881f9c6e3da104182a3107928e45a5373f7ee

        SHA256

        1053c3d7dcbbbdc3f6db2e2316d191d4fe3b0fa698fd1fac56cd0633c196cf7a

        SHA512

        f5971761c0a391aa052d7688cb3ae98991adc4bb7998e600aa072d4bb9f0099ce8ac86f85a727d613be7a973f4cc2833737b1cf9c61f57dc27317a110d182e1a

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

        Filesize

        1.1MB

        MD5

        8ee1f4d1cbafa967de1bb0df0dd784d1

        SHA1

        209560a6baf2ac0aff0812754d9ed6c0fc10ba07

        SHA256

        c76399115c7b08cfe1044bc04c89485609c59028f27d8c0af983fd6f9724c7ef

        SHA512

        de22bbfc3cbd5c394c4539c991922085cadc24b038d10f2efc378f1522f549d628ee1dfce31112ef14e5c00183742e211a1aff014496c49916ec0b4673f8d4b2

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

        Filesize

        420KB

        MD5

        83a3228e9c13b34fabdeb1ea4f1f0c28

        SHA1

        2576bd71c8b96103a62b4f951b4e575ec01a9d07

        SHA256

        a24e4700364b52cb5be821d93cd61d17e933795168d4730273284398a8589127

        SHA512

        ded2e76786cc3ff94a3ab5c1778aed150911dcc2e9aed744a743a0230ad45437aba1edfb69e1b6f7c1c18daace5a56d1a31b4f72fcf846891a81edca9bbae23e

      • C:\Users\Admin\AppData\Local\Temp\is-4JF01.tmp\1ebf080bd47e5b9f71d9201c285095d63dbe18b6f57d614dcdf20d6bb84fdfa2.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-2437E.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-2437E.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1832-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/1832-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1832-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/3760-151-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3760-152-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3760-155-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-162-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-179-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-208-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-158-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-205-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-202-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-166-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-167-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-170-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-173-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-176-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-159-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-181-0x00000000009E0000-0x0000000000A7E000-memory.dmp

        Filesize

        632KB

      • memory/4084-186-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-189-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-190-0x00000000009E0000-0x0000000000A7E000-memory.dmp

        Filesize

        632KB

      • memory/4084-193-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-196-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4084-199-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/4928-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4928-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4928-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB