Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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 01:20

General

  • Target

    a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.exe

  • Size

    6.9MB

  • MD5

    363038fbc2f7c44140d1a8c1cccd2574

  • SHA1

    743a11dd932e535f5d59fa78276ef3ab86b08b30

  • SHA256

    a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5

  • SHA512

    302153802302b0c7ca8c3371591f0a3886b67d1cbe835f55bd3436f99609d27f7f196d08933d40a028b4eda877120fa4aba18c26739db60c93f2929e5c662da4

  • SSDEEP

    196608:cA89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:ABmakyVnlUQ7Wz3Tv1jNTh0zj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 2 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\a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.exe
    "C:\Users\Admin\AppData\Local\Temp\a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5036
    • C:\Users\Admin\AppData\Local\Temp\is-99L44.tmp\a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-99L44.tmp\a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.tmp" /SL5="$B0092,6977575,54272,C:\Users\Admin\AppData\Local\Temp\a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:804
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
        3⤵
        • Executes dropped EXE
        PID:4984
      • C:\Program Files (x86)\CRTGame\crtgame.exe
        "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
        3⤵
        • Executes dropped EXE
        PID:3112
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 10
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2392
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4760
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:1764

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        157KB

        MD5

        957a0291a4a574219d7b98a8a35c657b

        SHA1

        d1da8493d302eb04dfcee03da0eaeb81d78bf29b

        SHA256

        0f5feb5f039808a8fcbf3d9e46640edbac4aee345952ace866f73a7cb36abd47

        SHA512

        ff08e43fff44de57ffc9e2cddfe0b0e61ebbbc574baef35bb67138fb5ca9d023371bb9ce3970e4c549933de46a7d90282f879f961e126de8e25e72bd8cc5f576

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

        Filesize

        116KB

        MD5

        2aef706c9326e5cad490b2ea58f8e5c1

        SHA1

        eb241faa5363b0aa7db7bd2432bdcf69c6e6ec4f

        SHA256

        fd9767ee57c310e86032f4a67ed0cc459f330bd97ec0b820b172a176428edf3f

        SHA512

        2a1e4f5ca61386478fa89ac1d3335e362811235de2d5160406d158c61492e549b082b7852538891bb8d3762ed52a7da552c931e621010c4f99261d8bdcc3c61d

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

        Filesize

        168KB

        MD5

        dd6fabaa8f05b5edca83c854f7b1dfb8

        SHA1

        765deccdd0180b5d2baffb9f35413e97be010da2

        SHA256

        8f954a98c447dea7e09d0bc34ca2d8bc0f64d96b9a37b07eca7504f20e251dfa

        SHA512

        535dc0da8d230e52ecb7be9f64ab6c68c205b4827bda5004c815ce2de958fa15bc761803ab260235e90570c5fbd84e384368efe82e1c0a08747a43506c0dfae3

      • C:\Users\Admin\AppData\Local\Temp\is-99L44.tmp\a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.tmp

        Filesize

        262KB

        MD5

        7345e9015576139942ddc03a8f5f88a0

        SHA1

        4e59f07e00cb1e40621a43f21b8f365218668ca0

        SHA256

        80aa9034220ca71db065006c12ddf5dce24e4c25950002be7b4e360042c78392

        SHA512

        c80983d4ee259e58a66613d5381a9804a323b274641668e685eb4eae1a16d333dd78ab86881addd0771f914f776232ecb5f00706087c0ea453db7ada0161dbb3

      • C:\Users\Admin\AppData\Local\Temp\is-99L44.tmp\a063db246b7b40d51db35c60d2fb7591468086b4a0b7c2ceac4599ceaafa71c5.tmp

        Filesize

        331KB

        MD5

        e35429a1811de281dbb77e4568a4c3f8

        SHA1

        6f460d6c9336d905d87001096af8b0e4f9626873

        SHA256

        d74172f88478084cd27e5679d8a6dde739b575cbaf2749a43fc0dae2ec88d795

        SHA512

        0cc26e7c2118bb4bb6a84e6f29697d7b28540510ad18427b971b89e3906984ebfc2f0fb735e34140b9401b244bdbeb668c35e8725a8f52bc753af52444813af2

      • C:\Users\Admin\AppData\Local\Temp\is-M0HFB.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-M0HFB.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/804-13-0x0000000000580000-0x0000000000581000-memory.dmp

        Filesize

        4KB

      • memory/804-163-0x0000000000580000-0x0000000000581000-memory.dmp

        Filesize

        4KB

      • memory/804-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3112-185-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-189-0x0000000000830000-0x00000000008D2000-memory.dmp

        Filesize

        648KB

      • memory/3112-208-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-159-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-204-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-201-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-198-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-195-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-162-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-192-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-167-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-170-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-173-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-176-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-179-0x0000000000830000-0x00000000008D2000-memory.dmp

        Filesize

        648KB

      • memory/3112-180-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3112-188-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4984-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4984-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4984-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4984-155-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/5036-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5036-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/5036-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB