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Analysis

  • max time kernel
    144s
  • max time network
    147s
  • 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, 00:40

General

  • Target

    1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579.exe

  • Size

    6.9MB

  • MD5

    896b581bc1e507f030bd1f85c63930f3

  • SHA1

    691b2bcf4fdfe7388d320aaff755ebd81f974325

  • SHA256

    1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579

  • SHA512

    bb9fbbc91ade1a7b728bbc7e17890ad603887c254e58eeb838be8629fad69ecdfcb3b56f8cab7036c8773f5c1eaf0869aebdad72fedbb8eb346bd95fcd6d084d

  • SSDEEP

    196608:UK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:UDY6tiP3myRfzepXe4ny8gxzj

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\1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579.exe
    "C:\Users\Admin\AppData\Local\Temp\1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3144
    • C:\Users\Admin\AppData\Local\Temp\is-F2TAB.tmp\1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-F2TAB.tmp\1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579.tmp" /SL5="$60060,6991381,54272,C:\Users\Admin\AppData\Local\Temp\1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2500
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4156
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4640
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1920
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4548
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:4080

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.9MB

        MD5

        b76dba96d0cf46ee856f54beba7e09cb

        SHA1

        9be3204d5987a1e75bdf2467e0171fe56ae16d0a

        SHA256

        704f1402905fe831a89cf780071371f7b5e855add5456218b01a87b7f0488975

        SHA512

        3c534bd29e89432ed09ff470b0f5a9d417207764697a15d1a5bc5a08e526c6a759a0136cad7ae77f57a6d0bcea537a61eef6a15cea9192047e566ccac3a689f7

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

        Filesize

        1.1MB

        MD5

        7fce6ce967f2c0a9df7bb5fd80f0f02e

        SHA1

        d120ee0d5c6e42c961743666b657ccf1e175b3ba

        SHA256

        29f1ce6ead458b22e109b0225bd577877d660f86c6b956568437bf27982848b5

        SHA512

        196b3455791806ac4e68db0ec02d8b2c0dda37caeacf921ae01fa8a64274103989435aaa51ca1b7130566ffc28fe7c91060de64d976e6ff7f390c9912b6fd1cd

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

        Filesize

        581KB

        MD5

        e35475304600b6edddd6b0a8bc47e941

        SHA1

        5379f0497c75d30d28295530dadad4d87939b79d

        SHA256

        52cbf22c58f561459d9d4f723106468c0c0920104604f1276fac6dc32325fb41

        SHA512

        8041dfc0c2994f5019d6294c7848df11dde3b0c23b4addab158b7f942c240deaf29d45d8cba792749003e973e97832cc22e0b55817ba51ced881eafea5dc5db4

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

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-F2TAB.tmp\1574673d65d4c4e98f49c6de505da007cb64b3feb89e6ddf63b62c880b944579.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1920-203-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-190-0x0000000000810000-0x00000000008B2000-memory.dmp

        Filesize

        648KB

      • memory/1920-157-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-199-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-196-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-193-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-206-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-181-0x0000000000810000-0x00000000008B2000-memory.dmp

        Filesize

        648KB

      • memory/1920-186-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-209-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-189-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-162-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-159-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-166-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-167-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-170-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-173-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-176-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/1920-180-0x0000000000810000-0x00000000008B2000-memory.dmp

        Filesize

        648KB

      • memory/1920-179-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/2500-163-0x0000000000640000-0x0000000000641000-memory.dmp

        Filesize

        4KB

      • memory/2500-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2500-18-0x0000000000640000-0x0000000000641000-memory.dmp

        Filesize

        4KB

      • memory/3144-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3144-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3144-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4640-155-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/4640-154-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/4640-152-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/4640-151-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB