Analysis

  • max time kernel
    142s
  • max time network
    147s
  • 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, 03:29

General

  • Target

    0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262.exe

  • Size

    6.9MB

  • MD5

    2a071a6deb31bd6c715eec1ebc0a3628

  • SHA1

    259d2bdcac76aa8db69ecc77b32b2970b2ef45ff

  • SHA256

    0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262

  • SHA512

    02c3d6df2c82c89564e952bad97c16aeb78bd08eab27b50318b372d3e10203f35be60a9b2ce29f7d6e24efdbe11e8716727d178d3bca6c20a49629b92b1d1c5c

  • SSDEEP

    196608:oSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:oSjumV+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\0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262.exe
    "C:\Users\Admin\AppData\Local\Temp\0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Users\Admin\AppData\Local\Temp\is-2N2L1.tmp\0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-2N2L1.tmp\0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262.tmp" /SL5="$601FA,6998999,54272,C:\Users\Admin\AppData\Local\Temp\0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4956
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2820
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:528
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3416
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:196

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              705KB

              MD5

              06d83e7b1d9728143821f578a1c1d4ff

              SHA1

              f5f9f5e3fbd739bc8ef6a5b2097c41a44733696f

              SHA256

              4c2395d86c768835d746ebbaa034a8c4433c1f0c2d77aab46f18baa9f934b482

              SHA512

              eb04d1879a2cbe9d2efeb86518cadcdbe4ceca302df9db628916a2dd80a16f8056cc7fbbc16bf7b9daaa26f2d9b3516fee639e44af391585bac86df11fd7328f

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

              Filesize

              473KB

              MD5

              2e2ac8d13763ebb5ca709898fc325ebc

              SHA1

              f9119d3cd4f3b2170615903f5ab35f1a4a211bc8

              SHA256

              97733c8e8137b9d74402b95eb39a0812846592ac71cbd83f956fb7a1b9e5872b

              SHA512

              d27d2b4f8fd4b827eb612dd25a0ace81fe398677c5114bff95080bd04b2a1e54869b90d0a5c13b0f4474c33db5b494b9d47d8b51cebff2bf2c5972dee8e09288

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

              Filesize

              744KB

              MD5

              98611a52263b9f0e281b603055d0b880

              SHA1

              59fc66958139036e140581b6b91d191581587960

              SHA256

              7cbda444e880e50fcddfffcdb217b39d72e4b483ecde3a11a32fd710f151ec53

              SHA512

              900f23fd97094f5a91ba84bdb4db0807b938ab45a15e26232a0f9e9c2fc90549746878b6012905a5fbc397cf7494cf61cb0d8c740f68868f39e1c6ae7ca5b653

            • C:\Users\Admin\AppData\Local\Temp\is-2N2L1.tmp\0346c31554a766e0b5ce496dd4f0ae6d4840e7b216bcc6369c727545823c0262.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • \Users\Admin\AppData\Local\Temp\is-H5N0L.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-H5N0L.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/528-181-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-189-0x0000000000930000-0x00000000009D1000-memory.dmp

              Filesize

              644KB

            • memory/528-208-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-205-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-202-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-198-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-195-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-158-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-192-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-188-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-161-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-185-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-165-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-166-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-169-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-172-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-175-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/528-177-0x0000000000930000-0x00000000009D1000-memory.dmp

              Filesize

              644KB

            • memory/528-182-0x0000000000930000-0x00000000009D1000-memory.dmp

              Filesize

              644KB

            • memory/1256-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/1256-159-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/1256-2-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/2820-155-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2820-154-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2820-152-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2820-151-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/3572-162-0x0000000000610000-0x0000000000611000-memory.dmp

              Filesize

              4KB

            • memory/3572-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/3572-12-0x0000000000610000-0x0000000000611000-memory.dmp

              Filesize

              4KB