Analysis

  • max time kernel
    147s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    12/12/2023, 04:10

General

  • Target

    5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c.exe

  • Size

    6.9MB

  • MD5

    b63b18d5bd007edbebb6fd3ac0a14edb

  • SHA1

    bc73a37493ffc614af67784dd29b7bf143daab21

  • SHA256

    5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c

  • SHA512

    811056fd2ae1575102e1314cd76e5871b332d70ad754ee5c1489968b980024e8e9cf1f378a3d3fa2427fcbc8a68fa6fee23a0a4b65d9fa35e209178e98bdfe70

  • SSDEEP

    196608:pK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:pDY6tiP3myRfzepXe4ny8gxzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 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 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c.exe
    "C:\Users\Admin\AppData\Local\Temp\5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Users\Admin\AppData\Local\Temp\is-CH74Q.tmp\5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-CH74Q.tmp\5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c.tmp" /SL5="$5014E,6991381,54272,C:\Users\Admin\AppData\Local\Temp\5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2056
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1964
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:888
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:268
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:320
          • C:\Program Files (x86)\CRTGame\crtgame.exe
            "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
            3⤵
            • Executes dropped EXE
            PID:692

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        1.7MB

        MD5

        2c5937d7fed94e3c71333e65e3b8fcbe

        SHA1

        fdc797a991675ca0e5e361197739d6ece7a28e26

        SHA256

        2f61b96a6c717375f34f83db4026413043f0281035b6a770bec68f0a86bd9199

        SHA512

        95f476558528c66cbe5a701956b78d546da3093a427c302f610506dd4b4f7d8a5b3cf046658b5dcbfe6c07581254c57c1bffae84ddbd60439f7f476575ff5d46

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

        Filesize

        2.1MB

        MD5

        bb0124f16d88c4ec1fcfd9e524a5b921

        SHA1

        5017dc7277dbc5bb0b6f8428e4ff72603e3a370b

        SHA256

        59495c6e79c301f767f3d336050fb9927826f0ae972d634d395f5b44d7280a09

        SHA512

        4be3e838fb41cd4d01a12b639cdcb93df94deec0debd2593c53bbfe977daf5bcb9e3f97f6c47d33e76aea12ae2f9224f27652dfb5b5a69f53d201184766fff91

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

        Filesize

        1.6MB

        MD5

        b0b58c43c7554ee9e2a3d38c690297bd

        SHA1

        dfa3c807af85c9416090901d7eb96f7ecfc92508

        SHA256

        29960ff34f1704b10b91ab8b14c0df263982d05989b1454dab6d485b2d2f7188

        SHA512

        1c425eee01a462da37756edc1bf5aef35d715a7806051b4d4ab8c040af1ca878a49c017f1806940d8e565a86a7c3105a7655123b90c9afe9851518c3f5599b4e

      • \Users\Admin\AppData\Local\Temp\is-45A2O.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-45A2O.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • \Users\Admin\AppData\Local\Temp\is-45A2O.tmp\_isetup\_shfoldr.dll

        Filesize

        22KB

        MD5

        92dc6ef532fbb4a5c3201469a5b5eb63

        SHA1

        3e89ff837147c16b4e41c30d6c796374e0b8e62c

        SHA256

        9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

        SHA512

        9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

      • \Users\Admin\AppData\Local\Temp\is-CH74Q.tmp\5b2dbae95705fb77886d5de48ac0de54e4b0596d72951f31f83e83deabe90b7c.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/692-184-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-171-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-213-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-210-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-206-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-203-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-200-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-160-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-162-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-197-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-196-0x0000000002610000-0x00000000026B2000-memory.dmp

        Filesize

        648KB

      • memory/692-165-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-193-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-190-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-170-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-185-0x0000000002610000-0x00000000026B2000-memory.dmp

        Filesize

        648KB

      • memory/692-174-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-175-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-178-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/692-181-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/888-158-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/888-155-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/888-154-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/888-153-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1716-1-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/1716-163-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2056-152-0x00000000034C0000-0x00000000036DC000-memory.dmp

        Filesize

        2.1MB

      • memory/2056-169-0x00000000034C0000-0x00000000036DC000-memory.dmp

        Filesize

        2.1MB

      • memory/2056-166-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

      • memory/2056-164-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2056-8-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB