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Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 02:27

General

  • Target

    2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9.exe

  • Size

    6.9MB

  • MD5

    57548a76c5779bab0715d87ecafa6c03

  • SHA1

    8f032a9207f95b3bfafafcb6f7f5513543b4319f

  • SHA256

    2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9

  • SHA512

    45542f23c2e975085bbf150420351078ad8cde2aef0612e768207b84145ad629ffadad61562c7c95615d5266dceda8035264630d24cbef212c2f20926854e883

  • SSDEEP

    196608:iK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:iDY6tiP3myRfzepXe4ny8gxzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 3 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\2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9.exe
    "C:\Users\Admin\AppData\Local\Temp\2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Users\Admin\AppData\Local\Temp\is-6D4G4.tmp\2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-6D4G4.tmp\2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9.tmp" /SL5="$F0050,6991381,54272,C:\Users\Admin\AppData\Local\Temp\2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2776
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2344
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1652
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2332
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4596
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:3516

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.1MB

        MD5

        bb0124f16d88c4ec1fcfd9e524a5b921

        SHA1

        5017dc7277dbc5bb0b6f8428e4ff72603e3a370b

        SHA256

        59495c6e79c301f767f3d336050fb9927826f0ae972d634d395f5b44d7280a09

        SHA512

        4be3e838fb41cd4d01a12b639cdcb93df94deec0debd2593c53bbfe977daf5bcb9e3f97f6c47d33e76aea12ae2f9224f27652dfb5b5a69f53d201184766fff91

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

        Filesize

        1.6MB

        MD5

        41063b508b35d4c83922d2f639d24373

        SHA1

        bc10beea3530b79408b220ec0ce2d778de0dea60

        SHA256

        6af0966f0ff9af7c4ca7fb76f93968d5220ba787227554375f1bcb83b6ffbeb6

        SHA512

        4e8f0f6d8cf5ab492806f856877305faa9be60f24dbcc6105e7588526e5a22d4f29b6d65386b2d1ed88c4b3982a7b6f3115d9c2337454ded8105c9906df6dd47

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

        Filesize

        1.3MB

        MD5

        5de0764c5706ea985e15f18eb219df9c

        SHA1

        837ce0908c24f3006e42873f8e3e05aa6a6e47e2

        SHA256

        1c22eec753344d3ac573eaf967b8144738a8300a74c745af43259c6e7d52799a

        SHA512

        d301bffb5505c4cd94db35d5ca0598ff731ff5baa8dfe4994e550a571d1ecc392181b5d53689a9a21c9cb731cc6bfffd66d0ac6e187392c376a0e39136e910a7

      • C:\Users\Admin\AppData\Local\Temp\is-6D4G4.tmp\2395645b8d7cafa8f2562341110ed10c08e9bb9e4809abc24d8f7325bc14a8e9.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-J40RB.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-J40RB.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1652-151-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1652-152-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1652-155-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2008-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2008-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2008-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2332-162-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-179-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-157-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-207-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-204-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-201-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-166-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-167-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-170-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-173-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-176-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-159-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-180-0x00000000008A0000-0x0000000000942000-memory.dmp

        Filesize

        648KB

      • memory/2332-185-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-188-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-189-0x00000000008A0000-0x0000000000942000-memory.dmp

        Filesize

        648KB

      • memory/2332-192-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-195-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2332-198-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2776-163-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/2776-12-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/2776-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB