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Analysis

  • max time kernel
    141s
  • max time network
    137s
  • 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, 03:01

General

  • Target

    4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23.exe

  • Size

    6.9MB

  • MD5

    f80c15f7a6340a192ae2f544d0c87d60

  • SHA1

    75b74f3d1cf4a25ae5fd359ee905cd32b1c134cd

  • SHA256

    4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23

  • SHA512

    5bdf2a1721b0be81784f8c709350c6a0341bab6c1f776081dea87cc83323f20d0dbe539c4a29ec1f5891205de40a56a459f351de598f6bfac5c072138bb470d9

  • SSDEEP

    196608:ZSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:ZSjumV+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\4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23.exe
    "C:\Users\Admin\AppData\Local\Temp\4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\AppData\Local\Temp\is-00TQQ.tmp\4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-00TQQ.tmp\4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23.tmp" /SL5="$901EE,6998999,54272,C:\Users\Admin\AppData\Local\Temp\4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1952
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3168
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2640
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3520
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3420
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:2764

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.2MB

        MD5

        551007b30f722e867e0cb282e4b1d030

        SHA1

        8d9f13c097384ddde6437a6a6826ecbff19af169

        SHA256

        2d3b551bc0fd4a1242755ccbd804086911bf3e71a2ecbb44739f2d2f67bb9761

        SHA512

        af3933087bf992632bf799b72dbcf6fca5a17259fe71b08cf11bc42d4ba744150bd340277b0addba3dbed187b2abe4915e23a8acd1804b0782a8111c2bb5c07f

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

        Filesize

        726KB

        MD5

        43c4d7f1242a6b696e01843898365287

        SHA1

        6bc0fe57e05f9c5465d6eae2134712d19eef5258

        SHA256

        98181710550a1f99887542349f21540e75cb867a5fa4eb08569fdcc6b7377e98

        SHA512

        3a51bbe3fbd036c6f29dcb8ab46bc03e2957d872505fa795077730631b383a455eb7d7d950e2ddcb289c3067e27b5dc8e3c5bfd29f3a25d37633710bd9c5482d

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

        Filesize

        488KB

        MD5

        6521041050afc8f0a2d6eb1d0657cb7a

        SHA1

        67a0caca4d727417158661b690e8febcab7dd094

        SHA256

        83bf26f6f5868489a24ac8de1b2e2bd03df127243bee262dde311bb3547842d3

        SHA512

        129a1c6b3ee8773bf406faecad496aca55e4302bb78824bc8b899454d6027ade209152c145476a5ef5fb98346c1650ef036d64cd3d45da6d09e7d3fa40f760f4

      • C:\Users\Admin\AppData\Local\Temp\is-00TQQ.tmp\4ee7f0a4997168c2db7b04fe4eab6cb776cfd3b8d4b0846ed0661e452a14dd23.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-EB9UD.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-EB9UD.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1368-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/1368-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/1368-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/1952-8-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1952-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1952-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2640-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2640-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2640-155-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2640-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-182-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-186-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-158-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-167-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-170-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-173-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-176-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-178-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3520-159-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-183-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3520-162-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-189-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-190-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3520-193-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-196-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-199-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-202-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3520-203-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3520-204-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-208-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3520-211-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB