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Analysis

  • max time kernel
    151s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2023, 20:21

General

  • Target

    fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2.exe

  • Size

    6.9MB

  • MD5

    68fcd6b8e7a5d0698122658c1f019ff2

  • SHA1

    98a9a9037111ef139413c506b39138b2ad24a19f

  • SHA256

    fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2

  • SHA512

    3e21d78bb4646da433dc83e1b91af2135bb9ef31322daf8a8fe32d7d6742c4ca4a654b2f0bc1a3f336e5790fd709c493d6ec478292c8ef08d3c1fc108f4c4e07

  • SSDEEP

    196608:nSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:nSjumV+jHUodIjk5VzfE9Awzj

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\fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2.exe
    "C:\Users\Admin\AppData\Local\Temp\fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4536
    • C:\Users\Admin\AppData\Local\Temp\is-I8EGH.tmp\fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-I8EGH.tmp\fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2.tmp" /SL5="$8006C,6998999,54272,C:\Users\Admin\AppData\Local\Temp\fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:868
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4824
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2768
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2808
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:3712
          • C:\Program Files (x86)\CRTGame\crtgame.exe
            "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4684

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        1.0MB

        MD5

        b082e87c84d56fc0e53d74f198f26843

        SHA1

        9615bf049eceeda50880a9cb831add361ad1f4be

        SHA256

        347fb9da17097fe3f631ca3f78648c3c29ee68df1f0a0693438fee9944f8c683

        SHA512

        cdfddf4eab5afe00b6ec9312a88a4b9cb50d11aea8385116da2d84f7967296d088c8e3b903bd0b00c74b2a1f47110f971c1db1162292787a819bac107a3c0d11

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        2.0MB

        MD5

        0f8709ed3231109c23c84b4989742c66

        SHA1

        f378b4ea25dfa36d31d288d6d664de6fdb1138cd

        SHA256

        b68c80edd152e0d24c75e1fba1ba80fa89ac825e51bacbe64bb60680a0f32f6a

        SHA512

        5763e91e19dd7097e6f2345111ae1b91e6f9085c1d252e8184d1048e412ff384d2d4c415cfa7bed8961c1bb703e24393b2cbcd57155315de1048ea3136c6e1b7

      • C:\Program Files (x86)\CRTGame\crtgame.exe

        Filesize

        380KB

        MD5

        dd66905fd8762ed01ce43a7130538675

        SHA1

        fc34390e42cab1c1661ffd7efa00fba112886a70

        SHA256

        1f18f752c8e24da36f1ccc36e4a11d5c0152cd3504d0acbb77a7c8d1adaf28b4

        SHA512

        2e424940e512c376719a4e92a107ad884943a54bda6d9d787e41497549231ed9e12a971657d793d90b6999d0c3a9ddb75d09ac22e85d44d4f0f85341cb3be2b1

      • C:\Users\Admin\AppData\Local\Temp\is-AQB6O.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-AQB6O.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-I8EGH.tmp\fdf7e2624b280e8e504a2e02b74267b87bb4c605b7920a960f06b59405d40fd2.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/868-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/868-11-0x0000000002240000-0x0000000002241000-memory.dmp

        Filesize

        4KB

      • memory/868-162-0x0000000002240000-0x0000000002241000-memory.dmp

        Filesize

        4KB

      • memory/2768-150-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2768-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2768-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2768-153-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4536-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4536-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4684-161-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-178-0x00000000009A0000-0x0000000000A41000-memory.dmp

        Filesize

        644KB

      • memory/4684-156-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-165-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-169-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-172-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-175-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-179-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-158-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-180-0x00000000009A0000-0x0000000000A41000-memory.dmp

        Filesize

        644KB

      • memory/4684-185-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-188-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-189-0x00000000009A0000-0x0000000000A41000-memory.dmp

        Filesize

        644KB

      • memory/4684-192-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-195-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-198-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-202-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-205-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4684-208-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB