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Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-1703_x64
  • resource
    win10-20231129-en
  • resource tags

    arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/12/2023, 03:19

General

  • Target

    2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.exe

  • Size

    6.9MB

  • MD5

    9354d0631f8dbde4370753017cecaee0

  • SHA1

    c3eb7a27681d080679632c83d2baa821c067f551

  • SHA256

    2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf

  • SHA512

    844a110e3efc9cb567277a9bb4578082701ea973bd3d553a5b5ec40e74a2cd5decabb81d442f8199b0da2769071de5c1571d56ce1ed41b022a327692160583af

  • SSDEEP

    196608:CK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:CDY6tiP3myRfzepXe4ny8gxzj

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\2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.exe
    "C:\Users\Admin\AppData\Local\Temp\2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2576
    • C:\Users\Admin\AppData\Local\Temp\is-30953.tmp\2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-30953.tmp\2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.tmp" /SL5="$80202,6991381,54272,C:\Users\Admin\AppData\Local\Temp\2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2248
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
        3⤵
        • Executes dropped EXE
        PID:1876
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
        3⤵
        • Executes dropped EXE
        PID:996
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 10
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1476
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3060
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:1292

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        298KB

        MD5

        a46519c7fccc7c9f15d80aa0a0a95db7

        SHA1

        fca2d1366d70b1e72ccd01b0b972747583f700c4

        SHA256

        4984798abe69c218af557bc41afb8b91ccc6fec353e6b3ff677869b83866be5c

        SHA512

        53edde608bc1db3033b9e8bd792cc6c04ef7b90908e72c5bd566a676e8a9b08c43610d07e9a6795050102866fd1198a3c72fa232765d67aa6eda889069b27817

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

        Filesize

        36KB

        MD5

        10117cb887ff8dc57a3e578fe6ce23ff

        SHA1

        7199b7913d7526a8e72c7137b95c4eaef989689e

        SHA256

        dd8389f2466aa3f05bfaf7ca5bfaf0e1f2fcf3f063da503e298959f5b1739616

        SHA512

        9dfff9386260aef53b5197440914f4487f502cdc8060c18ddc3e162c517d7096e31fa60af95649adc1fd5442c7c608d00813032b56e1f31efc78f387b9db8b70

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

        Filesize

        439KB

        MD5

        72bd353f596ea792d03a57d131a5250d

        SHA1

        755b14e3fd6d18a0db357250b465f7979a235b17

        SHA256

        5f583107b7247547fda4bd0b04f90ec3ee3c6a426300e5f4329454b847e5fd30

        SHA512

        fb57a34b89934cab88eab6f91f02c160426f0f97d5e4a5f606735c6deb271af901f50ba6de814ea78878a8a4bcb5d0f3acbf1bcea5c111b299c8709f4c95e4ef

      • C:\Users\Admin\AppData\Local\Temp\is-30953.tmp\2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.tmp

        Filesize

        266KB

        MD5

        b25b1f869c70de0040820f67c571f09a

        SHA1

        dac3d18d684695da6d602dc57112868f1306fd35

        SHA256

        068dc67642fe70a1fac1ccc20c39b77ee6079c0582479951da1bf28781695e78

        SHA512

        7a12cb18ffc2fbbd21c4536e597fae92716a242db8c448d4d6293d517d2ed35c71c9701f6b34a7e2e209a40524ab0ca59089f1523bfa049d712e37c19d99ee39

      • C:\Users\Admin\AppData\Local\Temp\is-30953.tmp\2d1cb6d4f8f66453864e0424e19b29edebc1fcdbf302e29e654ae415ba9cdfaf.tmp

        Filesize

        211KB

        MD5

        f025f510ae5cee21c1d7e0729417b4e8

        SHA1

        c35b953b44bbaa6f49d910a1e27ca0b1dff247f5

        SHA256

        5ab38202040ef57f20e10fefa2b04a920e4bbefc643f1590448b0f0de954c54e

        SHA512

        5e135e92fb61778ea0339e2bbae4491b18ffc9b47e16f0db743348c3a84ff197389f53b50a62d5eb52bf401af5ff60423a2dc40abf7f7b53c3239f26ed7cd5f6

      • \Users\Admin\AppData\Local\Temp\is-HAL8M.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-HAL8M.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/996-183-0x0000000000700000-0x00000000007A2000-memory.dmp

        Filesize

        648KB

      • memory/996-189-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-209-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-158-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-159-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-206-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-203-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-199-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-196-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-193-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-190-0x0000000000700000-0x00000000007A2000-memory.dmp

        Filesize

        648KB

      • memory/996-162-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-186-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-166-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-167-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-170-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-173-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-176-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/996-177-0x0000000000700000-0x00000000007A2000-memory.dmp

        Filesize

        648KB

      • memory/996-182-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1876-155-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1876-152-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1876-151-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1876-154-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2248-163-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2248-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2248-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2576-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2576-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2576-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB