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Analysis

  • max time kernel
    148s
  • max time network
    149s
  • 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, 03:26

General

  • Target

    118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.exe

  • Size

    6.9MB

  • MD5

    73531ca4464d566f019ba2b44e6161c7

  • SHA1

    398955af64d4fbed110e0579da8d0331abb92622

  • SHA256

    118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b

  • SHA512

    3292620e4a688805bdc36e671cd495eecd9e4070f70e43d5a8ad8f110cef8a27b4822ccfaa8f9b151c9a6202869fa49063f232e9b5f13c3d09ceba14653c9479

  • SSDEEP

    196608:wSnj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:wSjumV+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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.exe
    "C:\Users\Admin\AppData\Local\Temp\118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Users\Admin\AppData\Local\Temp\is-NM193.tmp\118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-NM193.tmp\118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.tmp" /SL5="$5021E,6998999,54272,C:\Users\Admin\AppData\Local\Temp\118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3644
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:824
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3332
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4528
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:2616

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        863KB

        MD5

        1fc5611dabdc28465c27105590437923

        SHA1

        890dc11e27c2e5eed5276917a0cc9c6d8ac79949

        SHA256

        98855251463c857c3c9e53cbac44652c97207a205ff6b93f3767d76e3e2613e6

        SHA512

        23135e557a7a5575d9b8e379c83eb5596a8a51aadcfad7ed0358f9e99c4ea342a23bde394c8fe8376148a69f3ecd8946ccf8191107695fd6fdcb5d320d3c2499

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

        Filesize

        1.0MB

        MD5

        d2b3265e359c137ae4594cd5269b9fba

        SHA1

        e9d46237af756f245fe8e9dbdda4beaf5dbc1723

        SHA256

        6e9a38113a8d3b43a189fe074e5e6a46f2a87bdc01eba83441f545534375e453

        SHA512

        90f4fe4754fd26abf58ff01210bb30d1e4758c7039542564c7ed46df6cc0c10caf15e002abd723fef9cd0dd18d8a1fc5de863f0db90adb8600e6f45978235b36

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

        Filesize

        345KB

        MD5

        21ab9eeaa4a0351f56ff6ae46a449385

        SHA1

        44b864378a14433d5f89cfbe14defa6f41541356

        SHA256

        82d42cd76f00c7ef4b034ecc566b651f0d0d114da782ef8760704b034375b0e2

        SHA512

        8fc04d1e2b30a00c5b8eedf410e17d2d0cc99fd35fb3653fb4910ca195e2fe9cdf0172a4d9a221f85f5e655f258892f3990b910b26e708a709a46628e314f180

      • C:\Users\Admin\AppData\Local\Temp\is-NM193.tmp\118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.tmp

        Filesize

        32KB

        MD5

        e6cc439158e7b0e39e968f245f882094

        SHA1

        7b3f0369dfe014babc444f4f1c5240a9e37c1b76

        SHA256

        b7b25c5e455e21d7a3f853b3bfd3d5b43fed682b072fa33af7bb972036af9174

        SHA512

        57c0311685733dbcb5584a9a4c9dead8954dc86496d377db7e7bdd71e97a72853b284f8a634cdb7a3da991a0bcaedd3af47ec1709694eede7a9c64e1c8cc28ef

      • C:\Users\Admin\AppData\Local\Temp\is-NM193.tmp\118e9a84098a8c0745ca6160b5a2d9237d1c2fee1082a43d54b03fbde497578b.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-64LKN.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-64LKN.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/824-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/824-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/824-150-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/824-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2180-162-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/2180-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2180-6-0x00000000021F0000-0x00000000021F1000-memory.dmp

        Filesize

        4KB

      • memory/3332-192-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-181-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-158-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-161-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-208-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-165-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-169-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-172-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-182-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3332-205-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-177-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3332-175-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-185-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-188-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-189-0x0000000000850000-0x00000000008F1000-memory.dmp

        Filesize

        644KB

      • memory/3332-157-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-195-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-198-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3332-202-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4112-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4112-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB