Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2023, 23:39

General

  • Target

    0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6.exe

  • Size

    6.9MB

  • MD5

    6adf138c69a2293ce7c8e2b65d0111cd

  • SHA1

    931b0ff8539a2f42f8a9380f8acc182326cd838a

  • SHA256

    0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6

  • SHA512

    ae50797cf037d544e4706f17d0c53dc41801031cdc88b641ef34b496de7bfdb64f058e4295d9f851fbe97441171ebe0fea4c095ecb5057cca4e05af169eb98bf

  • SSDEEP

    98304:S+koiRLFdsODKUdFxQ8k618KzAYYC9z3Bbgtev25o40nsZJjNw5MQNiEU4P5EKHl:vz25G6bV1yYDuZxCWQNhUU2uNzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 2 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\0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6.exe
    "C:\Users\Admin\AppData\Local\Temp\0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:452
    • C:\Users\Admin\AppData\Local\Temp\is-6MA6B.tmp\0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-6MA6B.tmp\0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6.tmp" /SL5="$501D0,6985375,54272,C:\Users\Admin\AppData\Local\Temp\0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2280
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1760
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1492
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:2016
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:456
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:3152

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              1.9MB

              MD5

              3601bd86f56418de141ddf06a8404857

              SHA1

              2d3f2f8b0b65035b9e7f993ab08e06c356ef7931

              SHA256

              d5b1f4f2c51110cba32b36424fc251b667028c2a5e3d2e0db841d3e9703599b7

              SHA512

              3f4390a0832b5e1016c6fac80dd5ab1cbf99a190bae9fd5692076c85d4764cd714f2d03b9a8d8c67e5948353db023d7f1e0086e7e27db5347d4844b1391abbd2

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

              Filesize

              1.2MB

              MD5

              b58b3f3745edc85c09f6e73ef10f8cd5

              SHA1

              cec16b448be140c4e3c8584a3099e0be22f5ae37

              SHA256

              f6296c7b61f93b1177f21fb726f48474ac7e473e00551144f116491645d3c7bb

              SHA512

              9c0206aca0489b61797e0440dc95919fe5b98605613f05ad1230ef938dc7587471775dc3121ef33e1d9c3236f709b57effa9165c62d946860d15fc418cb7e54b

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

              Filesize

              62KB

              MD5

              4561d464731c4749cba1091798bbb92a

              SHA1

              d0fbfdedc35dd204f511acbffb82b6e11a2292eb

              SHA256

              2dba8f606cb8fe027e6e4d46a8dba5f14d56879f3951984907e6cf99a4f9dd81

              SHA512

              a7089b717ae5c1cc55af0cad85f0e1988c878800204b75c85d411b751fe68a353981f25d2a16c23b1000001ea495d2e83c0792653bc7ae2023a4c7fee17b251d

            • C:\Users\Admin\AppData\Local\Temp\is-2JELC.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-2JELC.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • C:\Users\Admin\AppData\Local\Temp\is-6MA6B.tmp\0331e70b6c674c40664bc6b83b6fab5bf1c2ebec95e27024119794a7a5b9c1d6.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • memory/452-2-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/452-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/452-160-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/1492-151-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1492-152-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1492-154-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-162-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-179-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-157-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-209-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-205-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-202-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-166-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-167-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-170-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-173-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-176-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-159-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-180-0x00000000008A0000-0x0000000000941000-memory.dmp

              Filesize

              644KB

            • memory/2016-183-0x00000000008A0000-0x0000000000941000-memory.dmp

              Filesize

              644KB

            • memory/2016-186-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-189-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-190-0x00000000008A0000-0x0000000000941000-memory.dmp

              Filesize

              644KB

            • memory/2016-193-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-196-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2016-199-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/2280-163-0x0000000000660000-0x0000000000661000-memory.dmp

              Filesize

              4KB

            • memory/2280-7-0x0000000000660000-0x0000000000661000-memory.dmp

              Filesize

              4KB

            • memory/2280-161-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB