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Analysis

  • max time kernel
    147s
  • max time network
    148s
  • 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, 04:08

General

  • Target

    9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4.exe

  • Size

    6.9MB

  • MD5

    3413da666e160d554be68fdf136bb737

  • SHA1

    6b3eaa54c88d41f5a00aa69c32a8ed1795b2b5fe

  • SHA256

    9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4

  • SHA512

    a83176edce10a246f68ba4357b84ef2bc1de54103c311ba326fe7b10423c576afeb64652f820498c928c980601361f98fd4006847e91ab96a2d3fb82f1026b0e

  • SSDEEP

    196608:rA89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:PBmakyVnlUQ7Wz3Tv1jNTh0zj

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\9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4.exe
    "C:\Users\Admin\AppData\Local\Temp\9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Users\Admin\AppData\Local\Temp\is-DNLP6.tmp\9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-DNLP6.tmp\9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4.tmp" /SL5="$5021E,6977575,54272,C:\Users\Admin\AppData\Local\Temp\9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4140
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3044
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1900
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4400
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:368
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:1808

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.7MB

        MD5

        8be71ad22711aecfa49d44e440cb332f

        SHA1

        1033a237bf90781a887b12f40f74d223ad1026c4

        SHA256

        2555f7a825df38bfa94a5a78d673b1a91aa35f0229d94ea8b9b5ada754bd93fb

        SHA512

        d5c522d8f428250718b14d5857b12355972f5a37ee7d2adbe0e792b11313cc3e519d7ff8f0fbefc12ef3b034ab9bb2c62e61ef6f5d55f8e91c9687eacba31d6f

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

        Filesize

        1.6MB

        MD5

        45b2ca2e789c820df14225ce761c19a4

        SHA1

        49b897195fc6b6e46763c2fe637be34a5389a5bb

        SHA256

        bdd9bdd14103eb8e7e640c6b1d0fb253ed832dc75233df90f1ee220c8f1af819

        SHA512

        6bd8706f1208e3805231b3b6550d782fac0a80762e7915cbf4e00086ef95f3a0ddd3f352119d5ff6164e3713c7bf1e407a62c65793a486b208dadebedc3a0d5f

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

        Filesize

        1.7MB

        MD5

        19a1a5907667bbf36daf7561bfce9942

        SHA1

        165e60f02c4dc7078763d0e238ea7a62694ba483

        SHA256

        575a915848cd1b8039f5499d06254ef9cc7c0f8a72bad4e570aaf5915d3108d2

        SHA512

        84f74516dc8730dd1dc2e28b24818bd0a4753ca8d5be9656486003d8ce0931129150dd0587c0cca60ce841d500f204a65c8fe8f3b2b597fabef94ff3eb5f45b0

      • C:\Users\Admin\AppData\Local\Temp\is-DNLP6.tmp\9e854be6f048b151ca264c552234297cc2870d30c94e4310e22e1328651cdfa4.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-D0211.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-D0211.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1900-151-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/1900-154-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/1900-152-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/2484-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2484-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2484-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4140-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4140-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4140-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/4400-161-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-181-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-157-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-164-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-166-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-169-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-172-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-175-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-176-0x00000000007D0000-0x0000000000872000-memory.dmp

        Filesize

        648KB

      • memory/4400-158-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-182-0x00000000007D0000-0x0000000000872000-memory.dmp

        Filesize

        648KB

      • memory/4400-185-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-188-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-189-0x00000000007D0000-0x0000000000872000-memory.dmp

        Filesize

        648KB

      • memory/4400-192-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-195-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-198-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-201-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-204-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB

      • memory/4400-208-0x0000000000400000-0x000000000061E000-memory.dmp

        Filesize

        2.1MB