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
    11-12-2023 02:38

General

  • Target

    72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d.exe

  • Size

    6.9MB

  • MD5

    0bda32fd359cffa558a3d78569bb31da

  • SHA1

    664ac1964e68bd3f27f93e8713423c8b4f4b03e2

  • SHA256

    72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d

  • SHA512

    147bb494e2fea9102262703fea04be314d286b8bedf8583200c318548824095dc8da90b52015746c971f857348a17cd4d4d6d1134c30345c8bb94147543be442

  • SSDEEP

    196608:tSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:tSjumV+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\72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d.exe
    "C:\Users\Admin\AppData\Local\Temp\72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3168
    • C:\Users\Admin\AppData\Local\Temp\is-5DD1E.tmp\72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-5DD1E.tmp\72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d.tmp" /SL5="$80228,6998999,54272,C:\Users\Admin\AppData\Local\Temp\72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4348
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4456
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2756
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:360
          • C:\Program Files (x86)\CRTGame\crtgame.exe
            "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
            3⤵
            • Executes dropped EXE
            PID:712

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.8MB

        MD5

        11c97827a3036677b11e9c4192ee8d92

        SHA1

        949d6df69b93ac6be1d46a94cd82c2e7da28717a

        SHA256

        811ee60cfec3b1caabf1558426d770e6e613016723fc0b2bf949a117e7f3c1e4

        SHA512

        1045a125e6811045b92dac8edd534e61875fab07f07dd4d15012f47fcb1d514c448587c07965f31d1a300d7815e79d10072e14d76a147c82031ce0b4a1f9ef1c

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

        Filesize

        669KB

        MD5

        6b49166f48a2b11dad70404d513429ae

        SHA1

        c37a42a9f7b3ae4976ce306ec363221e019a0d42

        SHA256

        d5203f2ceff810f945d5495b42b91d0d03fa169448f784ace5cc8219a4efb47f

        SHA512

        cdd6fddddc8337be924e9283a70bd60c67b3deb2f82bea73b938e5e968f1392298697cebe9434027d24ed8c02fb35636aea71b66a0ac40ce5563895f71cc7ee5

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

        Filesize

        530KB

        MD5

        be52758bb7c175d579f4203556128c6d

        SHA1

        d3316d6059ddd9a1ec12d8716de0bc444015f6ee

        SHA256

        33edb35f0bfab00a2f87ba17bd40133cbf5bc065877d73c367eeb5ccb95b8b92

        SHA512

        4f7ffd537fd41aab422490dbaeba26025a46834cc2aeb8b6ee27de4c0b1925e84534c947f6f388a0e45ac3b9caea975d0f1fa49bb74e1f3a3616d347ab14ed35

      • C:\Users\Admin\AppData\Local\Temp\is-5DD1E.tmp\72fae3af434d873e554f3a58464e679e3b5aebceaf6e6ac4da0c55bbcb26e17d.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-3PT92.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-3PT92.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/712-182-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-190-0x0000000000900000-0x00000000009A1000-memory.dmp

        Filesize

        644KB

      • memory/712-209-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-206-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-203-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-199-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-158-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-159-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-196-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-193-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-162-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-189-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-167-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-170-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-173-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-176-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-179-0x0000000000900000-0x00000000009A1000-memory.dmp

        Filesize

        644KB

      • memory/712-186-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/712-183-0x0000000000900000-0x00000000009A1000-memory.dmp

        Filesize

        644KB

      • memory/1984-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1984-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1984-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3168-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3168-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3168-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4456-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4456-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4456-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB