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Analysis

  • max time kernel
    145s
  • max time network
    149s
  • 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, 20:26

General

  • Target

    fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363.exe

  • Size

    6.9MB

  • MD5

    106f8d26ea36c798749bcf6c4fa4ce93

  • SHA1

    00a25d993dd762d79bc2e9c8ec0d0b035a1828ad

  • SHA256

    fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363

  • SHA512

    58b5d750290949780efc217d8b94c76015ea88e1118893243047972434473657f0d804d4c2396c5005d2572ee80d3d2ee77774e884dbc51dac47ea1a0ccf5b6e

  • SSDEEP

    196608:VxnTNzjsOzc7TGHscDgcXbIdslX38dgFYJzj:rNztzQlcDPXus98d9Jzj

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\fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363.exe
    "C:\Users\Admin\AppData\Local\Temp\fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\AppData\Local\Temp\is-K8K7I.tmp\fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-K8K7I.tmp\fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363.tmp" /SL5="$D0030,7025884,54272,C:\Users\Admin\AppData\Local\Temp\fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4468
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1852
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3732
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3420
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:4052
          • C:\Program Files (x86)\CRTGame\crtgame.exe
            "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4808

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.1MB

        MD5

        417ffddedaf9152939128e771b16eb92

        SHA1

        42bebe60f47b4e1928f76f199cbc81e783711481

        SHA256

        33fd2abee9c494f2fca0b5a1d88cedf3e1566f0c8382186effd9c29d088a107f

        SHA512

        96f373206dc392a34d9f159564c1ef99e6c5ebe01f15c56b291081b55423f036d283cdba50b0b2b1bd0d41c1fe02a8f38ca22543d1c38e3e7181ff0c4a591f15

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

        Filesize

        817KB

        MD5

        f8eac7c1892ae167496dc43d213d9683

        SHA1

        ad9f002a5c1d6894a79428392628f6081972c084

        SHA256

        a2cbe03b8af089cccd802f85c1518dd2f9a9cd6f74f55c9064cb2d470fedfe39

        SHA512

        6518b87d4e909487118c39ff8df560910417893e44ceb36b14f0e90f78a994c5c201ced27767c42ca626a66c09f10779f4760f70a6bddcc78b2a6a5a65af1b7a

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

        Filesize

        757KB

        MD5

        2c6afdcbafc8f4073e9126ea2766cab5

        SHA1

        408a992d2323ffd7d3f2d617518e5243a78f0a51

        SHA256

        138a9b14368470b34e7b61b65e83be5127f01a141e057fb8fae9bc059e63588b

        SHA512

        0b71c55f6e1d7ad5b74b347fd2e8f933c6998774c3f9ae36608a2cb9555ceeb3e9a4d236b2765f08ae6906fc3492d276f3aa9629c03f42854aaf54326f7f2c7d

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

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-K8K7I.tmp\fdd65e04394c85bea26c79157b28c48cefe3ddce7a3dd05ffcd01ee1d76ac363.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/2624-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2624-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2624-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3732-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3732-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3732-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/3732-155-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4468-163-0x0000000000790000-0x0000000000791000-memory.dmp

        Filesize

        4KB

      • memory/4468-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4468-18-0x0000000000790000-0x0000000000791000-memory.dmp

        Filesize

        4KB

      • memory/4808-179-0x00000000007D0000-0x0000000000872000-memory.dmp

        Filesize

        648KB

      • memory/4808-182-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-167-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-170-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-173-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-176-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-159-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-162-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-183-0x00000000007D0000-0x0000000000872000-memory.dmp

        Filesize

        648KB

      • memory/4808-186-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-189-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-190-0x00000000007D0000-0x0000000000872000-memory.dmp

        Filesize

        648KB

      • memory/4808-193-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-196-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-199-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-203-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-206-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4808-209-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB