Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 02:28

General

  • Target

    72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c.exe

  • Size

    6.9MB

  • MD5

    7b3ca23847825b11ab60f6b5f523e071

  • SHA1

    111496673f78d85d5b3b08d87d5e45173a317eb1

  • SHA256

    72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c

  • SHA512

    45afdd774f592a662075e28a0f9bdbae19e666b82198114b51efd192c2a1ac4b021e25b84665692d1578dfaedb5d590b4acc2d8ca16ffd816529b856ca8b8639

  • SSDEEP

    196608:dxnTNzjsOzc7TGHscDgcXbIdslX38dgFYJzj:jNztzQlcDPXus98d9Jzj

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\72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c.exe
    "C:\Users\Admin\AppData\Local\Temp\72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4436
    • C:\Users\Admin\AppData\Local\Temp\is-2M3UE.tmp\72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-2M3UE.tmp\72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c.tmp" /SL5="$700E0,7025884,54272,C:\Users\Admin\AppData\Local\Temp\72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3204
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1604
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2312
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1776
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:336
          • C:\Program Files (x86)\CRTGame\crtgame.exe
            "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4484

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • 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

              192KB

              MD5

              63ffeedd6772fb9ad6d2ce3c88a5fa0d

              SHA1

              8d49863e92483e7a9023f9c51201d98892faa0b8

              SHA256

              d41aef33e37347a2f75f5fbacd861513359bafa84dece3d7cc930873e50ceedb

              SHA512

              4084f25c63750551d14cae35544bc5783daefb7020547b4ee7385a093b362fe7ec55d8c7a79824b1acd81077b7ec52e2183a6aa38cefdfcd948974696b819e47

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

              Filesize

              295KB

              MD5

              0d19f734117b32b3e6498e2c01a505d9

              SHA1

              d2a6122eefbaf8a39d569837ab1f5cbb6bdc2370

              SHA256

              8d7ab89c2da7ac96938c0870ccb8385c3e56bc05fb3bc69ecaacdbcaf28308f0

              SHA512

              dc1971f92a22ae2142f485181ff954337a3dbf9a0cdd0263def7ab0ea6266d55f3ae1f356bf39a5637e3cd691440581a417b14e43118b52e4020c9d23bfd090a

            • C:\Users\Admin\AppData\Local\Temp\is-2M3UE.tmp\72fb6ee41529ccda467d0ac521f164758d58829ee7c20b9a92bd14ac57a9065c.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • C:\Users\Admin\AppData\Local\Temp\is-B5SGK.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-B5SGK.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • memory/2312-152-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/2312-151-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/2312-154-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/3204-7-0x0000000002240000-0x0000000002241000-memory.dmp

              Filesize

              4KB

            • memory/3204-161-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/3204-163-0x0000000002240000-0x0000000002241000-memory.dmp

              Filesize

              4KB

            • memory/4436-2-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4436-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4436-160-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4484-162-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-180-0x0000000000800000-0x00000000008A2000-memory.dmp

              Filesize

              648KB

            • memory/4484-157-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-166-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-167-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-170-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-173-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-176-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-179-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-159-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-181-0x0000000000800000-0x00000000008A2000-memory.dmp

              Filesize

              648KB

            • memory/4484-186-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-189-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-190-0x0000000000800000-0x00000000008A2000-memory.dmp

              Filesize

              648KB

            • memory/4484-193-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-196-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-199-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-203-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-206-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB

            • memory/4484-209-0x0000000000400000-0x000000000061E000-memory.dmp

              Filesize

              2.1MB