Analysis

  • max time kernel
    143s
  • max time network
    133s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/12/2023, 21:32

General

  • Target

    685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.exe

  • Size

    7.6MB

  • MD5

    339526e281e076f81ac9a06df17381d7

  • SHA1

    58d86d385dbb91d22b5d0b66314ed2cfdde25af5

  • SHA256

    685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4

  • SHA512

    cec948a5ec437e6dd42bf7367f11871d547dab8a626ce2dcb3270b9161f642856044f6429ef959abbfae54ec0c1778e9d7d7e684f686e3cd0c0290ea7fe79c6e

  • SSDEEP

    196608:YnnY8NWvGpWTTlm0OxwW+nFnfZsMUdFt30Dzj:YnnY8NELTIrxwlxQWDzj

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\685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.exe
    "C:\Users\Admin\AppData\Local\Temp\685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\AppData\Local\Temp\is-0OO9T.tmp\685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-0OO9T.tmp\685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.tmp" /SL5="$80224,7715663,68096,C:\Users\Admin\AppData\Local\Temp\685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2268
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:676
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2324
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4296
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:3604

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              445KB

              MD5

              c4789942e65e88d9e8347f5f4adc929f

              SHA1

              fd7c4ac5b045f4334723dfd8bb193e582b156f63

              SHA256

              31c70c1dd4b17c49a59aa4a0a50577b99ef35f1ff61a5fcf02d8045028d47f20

              SHA512

              395e1db0bebc71a8a6694cc6659009f2d41abdd9ab1e41ae13ccd32fb99e620823bcb670c1ea8a254b6d94f825bafe269efe928b10ca21f44c56fd0e7c906b46

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

              Filesize

              336KB

              MD5

              e5fd53ca2b1868fdb4437ad4bd0f0361

              SHA1

              cf5992d6421b772bf0584deb4538263fed1c32fe

              SHA256

              03452e72f3ab0120f8c92b28e42c84ed59cc09158e39ac406fc23e31fb1c21c8

              SHA512

              bc9ec1d57d75189d466129861e25701b36c894c07e569c32644948da33b364f86f961b51e612ded1aa9ac3633f8d1a3ae42be03918f6a897261745150e3ff32b

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

              Filesize

              870KB

              MD5

              d97fb23bbdf01d7c7831b3ad69ee14ba

              SHA1

              00e67b21287245e35655a2394a2f54552a59ba80

              SHA256

              64bc4b31b7fe9b8b8892aac4d629fe2e738e04c8f54fe3a9978863b49e079498

              SHA512

              20f30f39263a1c92dfda86e5c51a429f2654d61e35e7c5cd8acfc9594abb809cca293c06bcb91b173e345de6b15da256bca8b642e493f287cf203a5e2d290771

            • C:\Users\Admin\AppData\Local\Temp\is-0OO9T.tmp\685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.tmp

              Filesize

              36KB

              MD5

              8409f5d4607e968640a4b066d71e3476

              SHA1

              463c861078e17c507d498680e1dd07de3e1eca5f

              SHA256

              f9eead4115fcdf926c2462947b0642f2f60486abff34b72271a6af6e4128fadf

              SHA512

              f9fcc06c7bd7e98347c2c866d55db222c0f89e15e3193da9514530ce2de0c7d861b6c1c27bd36ad94bc2ae3e6343f59aeed8011b5e12c117a7994b88b72bc484

            • C:\Users\Admin\AppData\Local\Temp\is-0OO9T.tmp\685103e1bb2940f4b811dd987b6f08b29d5e4b972c36c0985a27e697ece386f4.tmp

              Filesize

              13KB

              MD5

              09ef3bd57f622be461f03c62fbeed4bf

              SHA1

              ae34ad27b4bd38df1f0b89641b0d352edf171583

              SHA256

              9c13031c5d33870aa094d911e67efcd2ecb4a5730d1376c85b4a12a8ea4c9546

              SHA512

              4972e5d5ca26f79aaceb41380c085b9a294c2ca71e8247f28091fc7b7ff1e01f260e1f0c5477e31f576a4d63bbe75ba055ecc0994f3039a22644fbfb34d40bdf

            • \Users\Admin\AppData\Local\Temp\is-DFKL4.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-DFKL4.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/676-154-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/676-155-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/676-151-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/676-152-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-162-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-192-0x00000000007D0000-0x000000000086E000-memory.dmp

              Filesize

              632KB

            • memory/2324-157-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-209-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-159-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-206-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-202-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-199-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-196-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-166-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-167-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-170-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-173-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-176-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-179-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-181-0x00000000007D0000-0x000000000086E000-memory.dmp

              Filesize

              632KB

            • memory/2324-180-0x00000000007D0000-0x000000000086E000-memory.dmp

              Filesize

              632KB

            • memory/2324-186-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-189-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2324-193-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2604-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/2604-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/2604-161-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/4928-0-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4928-160-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4928-2-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB