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Analysis

  • max time kernel
    142s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2023, 16:48

General

  • Target

    fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.exe

  • Size

    6.9MB

  • MD5

    9293bccdca9258d6fb637d0341c52adc

  • SHA1

    72f11216ffc1911b5abd7dae835b96ce17521888

  • SHA256

    fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92

  • SHA512

    0066e1de355604c54c75c9b9e29c67c6a8446538b5975ab56cba95d3abde3d0fdbebfc5fc8dd461a151d6597373aa7821052a3b4a8adacdc86ec9533b3babd7a

  • SSDEEP

    196608:EK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:EDY6tiP3myRfzepXe4ny8gxzj

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\fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.exe
    "C:\Users\Admin\AppData\Local\Temp\fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5028
    • C:\Users\Admin\AppData\Local\Temp\is-4PE04.tmp\fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4PE04.tmp\fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.tmp" /SL5="$A0182,6991381,54272,C:\Users\Admin\AppData\Local\Temp\fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3104
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4516
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2924
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1148
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3292
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:536

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        425KB

        MD5

        b169a229982b24dc0d1f70f1467226d0

        SHA1

        ba98cb9a103c99cb02789a77429c9b32c5d5b1e6

        SHA256

        2e84f592da10deeff45a786e7874ed61ae896ad26a294fd0e75c35d8436d4863

        SHA512

        7b9e8035a890127b5d4a8aa5c2b2dec916c0c60678d9984722e169ff42c88d9e2fceaec9ba83a2cb7a834d248277e3dcc918b0684e9854fe8052736d782b7279

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

        Filesize

        271KB

        MD5

        e6e35f376a0f2778874f1afbd6b3dccb

        SHA1

        094d3badac0d5a2466d17cab0b077ba5c454489e

        SHA256

        3e9f33b829db079420632794ae7a8e57f3de417c258e68a9d9420c3b3c3b972d

        SHA512

        910b8944d7600fa239de879671767569ea8f883c7e36f214b52cb15b3a79d1c50be412b7e797c72eaefbd5dc8895e0db07c7c8df0ece4e075b61c1fb514a8c96

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

        Filesize

        214KB

        MD5

        96e5c1acaacf46a2758761a9c87b03dc

        SHA1

        415b05a033b0b3ff10eb97193ac3a44aa744d535

        SHA256

        8467d53d716c0ea88b2971b651690195cc239cb1c0d775377c94f7b3597a8dac

        SHA512

        f6f50c9629ba478a59367d96ec3b8a5a237a5784dde8ad48ff5f76aa7540f1b2f8eb65dc77c647053200e1497e88ccdd3f992c8ca70b18503ad3229853273ec1

      • C:\Users\Admin\AppData\Local\Temp\is-1E67A.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-1E67A.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-4PE04.tmp\fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.tmp

        Filesize

        243KB

        MD5

        a0e3a30cb9468ee0e3fbacf74e83e175

        SHA1

        82440a046234bcdb58403c46689f8d94c5fdda77

        SHA256

        b8fe4d35ad367cc8c63b294861b77e06c40b17c30df0b912d80bef7882f4ab8f

        SHA512

        3f485e8b26a83a3f7cc48340512e8a61ba15063e6fc3ce238de8625f4939382b829c4e0abf179df40ca516875a1bb08c8bf82a9dc9e7149c7d63bf525fd03502

      • C:\Users\Admin\AppData\Local\Temp\is-4PE04.tmp\fe999168165587b70458def74d3908913236415dfe4ef9f851988bb916abda92.tmp

        Filesize

        296KB

        MD5

        3eccea90bcf575cde90faf029896318e

        SHA1

        ef7f2e8e462bbd7ef4dc5c8c041a8f65924d558c

        SHA256

        94ab1cdc3f972309e59cfcc39ecbe43fe3e81aaa626411621f398c9579fc35d7

        SHA512

        4e402ab51c83b7467df31bd39a3ae12b79f76e0bbc5b667aab941a065a0c6436233a6f755c89b6adcbb62157d7c47860edd301037cecc337611b030d80473b67

      • memory/1148-185-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-189-0x0000000000820000-0x00000000008C2000-memory.dmp

        Filesize

        648KB

      • memory/1148-207-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-204-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-201-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-198-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-159-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-158-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-195-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-192-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-188-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-162-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-180-0x0000000000820000-0x00000000008C2000-memory.dmp

        Filesize

        648KB

      • memory/1148-166-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-167-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-170-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-173-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-176-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1148-179-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2924-155-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2924-153-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2924-152-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2924-151-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3104-163-0x0000000000580000-0x0000000000581000-memory.dmp

        Filesize

        4KB

      • memory/3104-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3104-12-0x0000000000580000-0x0000000000581000-memory.dmp

        Filesize

        4KB

      • memory/5028-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5028-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5028-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB