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Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2023, 17:36

General

  • Target

    473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf.exe

  • Size

    6.9MB

  • MD5

    5e1c64ef7fb5bdd758e02c47ae22aaf3

  • SHA1

    51cee9e478f0e192ef3c94bd496f83fd6cbd3d8c

  • SHA256

    473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf

  • SHA512

    cc8fc2afc6f5347a6749137ff303fdfadd84ebfd065f0fdcb6cc51374a33714cb04849b894d437cb06659c85194a6678ee596f5dec8413f892def0743b751b5d

  • SSDEEP

    196608:MSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:MSjumV+jHUodIjk5VzfE9Awzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 2 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\473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf.exe
    "C:\Users\Admin\AppData\Local\Temp\473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Users\Admin\AppData\Local\Temp\is-SUQKH.tmp\473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-SUQKH.tmp\473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf.tmp" /SL5="$501A4,6998999,54272,C:\Users\Admin\AppData\Local\Temp\473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4512
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
        3⤵
        • Executes dropped EXE
        PID:2680
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:916
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1668
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2716
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:4396

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        73KB

        MD5

        1acbc5cf905757aff40262a12979565e

        SHA1

        51d27c469dddcdceada902e12a59fef13c1f878e

        SHA256

        4424c77cc6e8eba84c9330c79c6efddfcf116a98b3f673953f7809efa6b44225

        SHA512

        fcc4dfa3c3da37ad997a88dc0415e335ab2b15f565bb653a200083221a7771bc8e2f81183ea3449ada211d275ff8efa897e91855e40ae71eac042240742516bd

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

        Filesize

        64KB

        MD5

        3965f914e7a8d865978f8ff0115c99f7

        SHA1

        39f7cb073b2373b1002c5dcf781a8db32bc29605

        SHA256

        50c6efa899dcef70775841e63e38256912913a636967fc78f7b9dedcf6b13981

        SHA512

        67713d28355dfc5be00cbfcec2de7ab7f4f9e97fd65dd425e68241fec1f775d3778e83793e28bdb0d4b2142cb1461f6f9675fd335d9b1aba09b028d5e79d40ce

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

        Filesize

        580KB

        MD5

        5dc6d178a04cb102fae702ba45b33dbd

        SHA1

        b02db2910509d22aa5daf4c103f237eaee6842f5

        SHA256

        113294bc68a84a119281c39bed349ce8c382a47b70f41a16e593d5750bdc4645

        SHA512

        93e15e1f426c61d472980c11a3043a3b84b8229fd5bb6a680e63944300ffcf0aff25a3f409f17fe5f1c55253ea90f47af8f18e92d1ecdf1438549f74336786e7

      • C:\Users\Admin\AppData\Local\Temp\is-PNR3P.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-PNR3P.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-SUQKH.tmp\473ec0c8eacf2b8f6405ebd2eb876c39347b3d16be9d732ae40ea876ac5a9fcf.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1668-180-0x0000000000790000-0x0000000000831000-memory.dmp

        Filesize

        644KB

      • memory/1668-167-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-208-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-204-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-201-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-198-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-158-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-159-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-195-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-192-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-162-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-189-0x0000000000790000-0x0000000000831000-memory.dmp

        Filesize

        644KB

      • memory/1668-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-188-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-170-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-173-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-176-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-179-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/1668-185-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2680-155-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2680-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2680-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2932-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2932-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2932-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4512-10-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/4512-163-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/4512-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB