Analysis

  • max time kernel
    143s
  • max time network
    129s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/12/2023, 02:31

General

  • Target

    226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543.exe

  • Size

    6.9MB

  • MD5

    4d0421850675a16e83b645b7ea6b4b32

  • SHA1

    ef736d9029ae9c3fd746fc28c4b30a090d25e4b4

  • SHA256

    226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543

  • SHA512

    a1f157f288b39b1c0b4ebbd88d24833ac9e3de273c20f5208fa68d36fb29875868afcb79cb708157c1377504d54136e8eb48fb3dd2b48630875f27395c194dda

  • SSDEEP

    196608:0Snj/mmV+GsH+bNueuJRAZVAOk5Vvz+tqE9AmEkzj:0SjumV+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\226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543.exe
    "C:\Users\Admin\AppData\Local\Temp\226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4480
    • C:\Users\Admin\AppData\Local\Temp\is-6MCAE.tmp\226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-6MCAE.tmp\226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543.tmp" /SL5="$9006E,6998999,54272,C:\Users\Admin\AppData\Local\Temp\226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1932
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4532
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2136
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4516
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3304
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:2988

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        320KB

        MD5

        6ffe24a1ce0a3b345e9858e0c59ddc8f

        SHA1

        2cfb227a77c88e084495fc2658d7bb8a826a5129

        SHA256

        004099f8f97d64a095e631ab88c664f98b64241b2cee9b464ab4e1e59c245248

        SHA512

        bbf1e8cb27fa25e3dc1d6ecf3861076756d889ea33e5e47de1dedd3c1ce008169debd97d683ea5c73770281c87960f072b3586caca7da0bb6c8c5f86839f4058

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

        Filesize

        832KB

        MD5

        a6f46d98da79fedf9cd0a301db259890

        SHA1

        91a65cc43558fe8119ee548181958967cfb85767

        SHA256

        7f171f906864e67e44920df388068ad66c57c5580673a79a2ada9ff7e72bc44e

        SHA512

        ee807eeed254a02b0189960729f91222b11f74dcdaa8a486337b2ebc8a617cc252690e149aa226b8144a64d29001a44390afe429351c025a92e8471b2c59724c

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

        Filesize

        877KB

        MD5

        c1f96cfb25e53d0db254de1faef5b8a9

        SHA1

        46ecc8dca235687adec2fd3b5228205786a2734e

        SHA256

        b7c3398b17d15b5d115fa5dfe8abd84b46edfb9350b03e4078ab859399526728

        SHA512

        faa0601b64eeceb0ab7dd9ca6cc05c36e899b84bde81861d93d3a9afadc5efc8fde9bc8dd967c0ad988f18e42e391e5fff77044c449406dbe608acb8f5cd2a98

      • C:\Users\Admin\AppData\Local\Temp\is-6MCAE.tmp\226708ccea8da010b8bedd4bde9c4b489951fce03f047aa6c9a36ca7923d2543.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-1JCH7.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-1JCH7.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1932-7-0x0000000000610000-0x0000000000611000-memory.dmp

        Filesize

        4KB

      • memory/1932-162-0x0000000000610000-0x0000000000611000-memory.dmp

        Filesize

        4KB

      • memory/1932-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2136-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2136-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2136-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/2136-155-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4480-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4480-1-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4516-178-0x0000000000750000-0x00000000007F1000-memory.dmp

        Filesize

        644KB

      • memory/4516-182-0x0000000000750000-0x00000000007F1000-memory.dmp

        Filesize

        644KB

      • memory/4516-165-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-169-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-172-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-175-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-158-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-179-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-161-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-185-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-188-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-189-0x0000000000750000-0x00000000007F1000-memory.dmp

        Filesize

        644KB

      • memory/4516-192-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-195-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-198-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-202-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-205-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/4516-208-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB