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Analysis

  • max time kernel
    144s
  • max time network
    133s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10/12/2023, 23:26

General

  • Target

    202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756.exe

  • Size

    6.9MB

  • MD5

    c834e1c0cd53ff6cd9a43dedb005cce2

  • SHA1

    42c6ad41d6d00a7772099ec9f769250957b4d7af

  • SHA256

    202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756

  • SHA512

    9aeb4fb842f9a833c369c626cd9735b025312b752c6c09c8d1941ea0ae6081ccf5b94d523fc14516b9e6f5897c71016d69abd756440d969e8bcf30c76f47b677

  • SSDEEP

    196608:wxnTNzjsOzc7TGHscDgcXbIdslX38dgFYJzj:YNztzQlcDPXus98d9Jzj

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\202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756.exe
    "C:\Users\Admin\AppData\Local\Temp\202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4496
    • C:\Users\Admin\AppData\Local\Temp\is-MMQ7C.tmp\202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-MMQ7C.tmp\202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756.tmp" /SL5="$90032,7025884,54272,C:\Users\Admin\AppData\Local\Temp\202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3040
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4164
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:5008
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:5040
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2664
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:4140

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        900KB

        MD5

        b6eab86879b430b8cdc356a24165ebdd

        SHA1

        b61602ab75b2a4ff156c2f06f82fddc8ba3112af

        SHA256

        01be21e6350677c15ba013cadd02744fb9294c5c3e068cf204e926431fb947fe

        SHA512

        56ba3067f9da5699b777b377ceb32e9bc5dcbae4b4867e33811c21548d08d218cc9f4e2c033d81f31d8bcbb7686a98086a07145a5cf25bb529b6651e30241ebe

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

        Filesize

        896KB

        MD5

        635bc115cbbd400a78bf2c655c33ddb9

        SHA1

        c6cef5542b658d956449ae87ccbeef33a0341da3

        SHA256

        969b28ebe9872d949eb4143240e049098269a29221fa10f754c16df41ec8222e

        SHA512

        5b8f888947f31574977dbe2fadff9fbb6d34e7589254998ba346983029c689d23bf20915f2f1c83fb05e951abcce7de7970672e55f7c4291d6da18e5025e09ce

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

        Filesize

        855KB

        MD5

        a14fe7faef91effd536418311910ed8c

        SHA1

        820c8839c934f6a44b34ab72bd7dccbd95c1afc8

        SHA256

        2ffc0819e35b7c3b63c9e1840424857a9c68c56d6f3d8e4b45b42f83d181cdd7

        SHA512

        618db3dc62a31c91b1f082d8838ba0c0ed230fa51e30fe1443d81a2d7b249b51906c1945b321cbc9b4ff292d37592cdfbd4fb134c579cdf37c2f1b3150a53731

      • C:\Users\Admin\AppData\Local\Temp\is-MMQ7C.tmp\202edfabfbc340ab87cf6c52a55cf478fde75b82bf8641057475e1b82662c756.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-2M2QD.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-2M2QD.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/3040-7-0x00000000005A0000-0x00000000005A1000-memory.dmp

        Filesize

        4KB

      • memory/3040-163-0x00000000005A0000-0x00000000005A1000-memory.dmp

        Filesize

        4KB

      • memory/3040-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4496-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4496-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4496-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5008-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5008-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5008-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5008-155-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-176-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-180-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-159-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-167-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-170-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-173-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-179-0x0000000000900000-0x00000000009A2000-memory.dmp

        Filesize

        648KB

      • memory/5040-162-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-183-0x0000000000900000-0x00000000009A2000-memory.dmp

        Filesize

        648KB

      • memory/5040-186-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-189-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-190-0x0000000000900000-0x00000000009A2000-memory.dmp

        Filesize

        648KB

      • memory/5040-193-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-196-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-199-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-203-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-206-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5040-209-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB