Analysis

  • max time kernel
    144s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20231025-en
  • resource tags

    arch:x64arch:x86image:win10-20231025-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/12/2023, 17:02

General

  • Target

    bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03.exe

  • Size

    7.6MB

  • MD5

    c34a0975bc80ee83ae012ce300e4b72b

  • SHA1

    fcde77a5fce0a0213ba1512ff8fef5a2839c419b

  • SHA256

    bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03

  • SHA512

    492e9fdec53680dc9e2f466224964c22c68bdf44cb0a97b05ef0b3f519b03508371b2387825dfeb6ed06fd7bb9e4be497c6c44ee861dcf7721b2cb827d6acd1b

  • SSDEEP

    196608:ZnnY8NWvGpWTTlm0OxwW+nFnfZsMUdFt30Dzj:ZnnY8NELTIrxwlxQWDzj

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\bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03.exe
    "C:\Users\Admin\AppData\Local\Temp\bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4612
    • C:\Users\Admin\AppData\Local\Temp\is-JQI83.tmp\bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-JQI83.tmp\bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03.tmp" /SL5="$C007E,7715663,68096,C:\Users\Admin\AppData\Local\Temp\bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4144
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1068
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1556
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2596
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1476
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:2532

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              384KB

              MD5

              87406d265734c7b391a9e9f3e45ad1ea

              SHA1

              2b86de214c76d28e27b0128a73d0455372e4166a

              SHA256

              a7129243b2171b1afa188bc9ccdc1744b45c49985cccd98a7476b03eda2f2c7a

              SHA512

              f4863eaf97a5f90b8bfdfdf121f9164596550320f788d48c9ae3ab145904bd502b4d9db3461fea3ddec660b1400ce5fbf7fea482b763a816f4acc070980460df

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

              Filesize

              64KB

              MD5

              6cadabf7d171d24a2dbaf0fdfbb19033

              SHA1

              eed668a9d24bd7b66a99101f473faa677818bd70

              SHA256

              70a50540286f8b588ae9b36871db606f8489cd01d973b7801a340e75509db5f7

              SHA512

              a88f4665a732e7d108ec9bba75d329f4eb8f5bc20389b1abdc1df6bb1708fe71ffcde2485221747279c57214cf54f81848971faf126251175c6e14d4c2c1b605

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

              Filesize

              828KB

              MD5

              8bb65d4ea6acf05e2985dc53ac040ec9

              SHA1

              9f99f6ba1f15d73b8fca237e75118eb187bcd80c

              SHA256

              47f99f6ad29f01906e5ad490b02c3dca2d2fc42aa43d1402e3e438038300ffb3

              SHA512

              3f58c4b877f042e7e6a2084ce684d567999d0383c81b519be472ba9f5000ffece65c7168f7f4d381a843bc48717d5600981de71bcb6e34e6610f025e80df46b7

            • C:\Users\Admin\AppData\Local\Temp\is-JQI83.tmp\bd1988f3c414b10d70799947f77194e539f9f691d5fc30d7def9cffcb16cbe03.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

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

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/1556-154-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/1556-150-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/1556-151-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/1556-153-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-183-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-189-0x00000000007A0000-0x000000000083E000-memory.dmp

              Filesize

              632KB

            • memory/2596-157-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-206-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-203-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-160-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-199-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-164-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-165-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-168-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-171-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-174-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-177-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-178-0x00000000007A0000-0x000000000083E000-memory.dmp

              Filesize

              632KB

            • memory/2596-196-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-186-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-193-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/2596-190-0x0000000000400000-0x000000000068F000-memory.dmp

              Filesize

              2.6MB

            • memory/4144-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/4144-161-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/4144-159-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/4612-0-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4612-158-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB