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Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 00:44

General

  • Target

    0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc.exe

  • Size

    6.9MB

  • MD5

    01c349f3dbe379b8f6478860883c63b7

  • SHA1

    462ee90fcddbc679624d372fe8011caa0e527082

  • SHA256

    0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc

  • SHA512

    4db2fa00cae7e8ca778479c248d9715639d74fb7f93130660f8a9f1ead13f42afa6107e2175bda9217f79c4fd77331d7c4d39ec757c984ee69abc10cd3217ec4

  • SSDEEP

    196608:oSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:oSjumV+jHUodIjk5VzfE9Awzj

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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc.exe
    "C:\Users\Admin\AppData\Local\Temp\0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2188
    • C:\Users\Admin\AppData\Local\Temp\is-2B64F.tmp\0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-2B64F.tmp\0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc.tmp" /SL5="$40220,6998999,54272,C:\Users\Admin\AppData\Local\Temp\0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2480
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1520
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3892
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3352
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3360
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:3932
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
        1⤵
          PID:4264
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k UnistackSvcGroup
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4404

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          867KB

          MD5

          a66ef393f0a0edb21f2a867df3219bb6

          SHA1

          2afb379461239df7b47b53ec0b7c4db65c76f98c

          SHA256

          0227c13a8807404d8256167fded35d8d0ca91291caa4bdd91ff875b6fc8fd6e7

          SHA512

          b7f8326509382abcaee0235d705958a834f0aaf1da7d6d94be893ede4ae404a674be3e2ad78a2f33d340ccb8a57cf1557b483f882946fb802a28a4de0ea43e53

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

          Filesize

          953KB

          MD5

          9cd519c45e3e74e6874c316226fcf471

          SHA1

          fc344340299febdd26f68832d61056d2a9a40ffe

          SHA256

          13651021119d0ad4b1317fce5d6d63ce1216353dde2eee94f03b9fa43d0d47ba

          SHA512

          4972a95657ebc3c1f12245c9f078b30178706fa78e5c8adcc4109e6166cb2d053025b2128dc15f2161459ccc697a00986afdee7cda56ff868859d51438f8bf80

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

          Filesize

          778KB

          MD5

          5f17036344a119bb9eae36cb11915979

          SHA1

          4b14964816edbb9bd720e029b430c04310112887

          SHA256

          9f640afdc41388a8bab884aa5f8ed97daf8d41160efa6178f4b9af4c3f38eb35

          SHA512

          19d1fd5606062f34c129d08e74c753a2800c12a74fb2c033f5d5840a560989f2c83642a52b2e74efffe49b218e7695af6c8c96f8cedbd10538114f87dcbc65dd

        • C:\Users\Admin\AppData\Local\Temp\is-2B64F.tmp\0933b54ffe389dadf00d1aa578d292deac2c13e9f40535a0fef99d986b0ee0cc.tmp

          Filesize

          687KB

          MD5

          f448d7f4b76e5c9c3a4eaff16a8b9b73

          SHA1

          31808f1ffa84c954376975b7cdb0007e6b762488

          SHA256

          7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

          SHA512

          f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

        • C:\Users\Admin\AppData\Local\Temp\is-U8AJG.tmp\_isetup\_iscrypt.dll

          Filesize

          2KB

          MD5

          a69559718ab506675e907fe49deb71e9

          SHA1

          bc8f404ffdb1960b50c12ff9413c893b56f2e36f

          SHA256

          2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

          SHA512

          e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

        • C:\Users\Admin\AppData\Local\Temp\is-U8AJG.tmp\_isetup\_isdecmp.dll

          Filesize

          19KB

          MD5

          3adaa386b671c2df3bae5b39dc093008

          SHA1

          067cf95fbdb922d81db58432c46930f86d23dded

          SHA256

          71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

          SHA512

          bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

        • memory/2188-160-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/2188-2-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/2188-0-0x0000000000400000-0x0000000000414000-memory.dmp

          Filesize

          80KB

        • memory/2480-10-0x0000000000640000-0x0000000000641000-memory.dmp

          Filesize

          4KB

        • memory/2480-163-0x0000000000640000-0x0000000000641000-memory.dmp

          Filesize

          4KB

        • memory/2480-161-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/3352-183-0x00000000008B0000-0x0000000000951000-memory.dmp

          Filesize

          644KB

        • memory/3352-179-0x00000000008B0000-0x0000000000951000-memory.dmp

          Filesize

          644KB

        • memory/3352-158-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-162-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-203-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-166-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-167-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-170-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-173-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-176-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-180-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-159-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-199-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-186-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-189-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-190-0x00000000008B0000-0x0000000000951000-memory.dmp

          Filesize

          644KB

        • memory/3352-193-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3352-196-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3892-152-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/3892-155-0x0000000000400000-0x000000000061B000-memory.dmp

          Filesize

          2.1MB

        • memory/4404-204-0x0000023E40940000-0x0000023E40950000-memory.dmp

          Filesize

          64KB

        • memory/4404-220-0x0000023E40A40000-0x0000023E40A50000-memory.dmp

          Filesize

          64KB