Analysis

  • max time kernel
    142s
  • max time network
    147s
  • 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 00:23

General

  • Target

    460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138.exe

  • Size

    6.9MB

  • MD5

    a10973b5fc56da053e78af562c846249

  • SHA1

    4f08d93fbf18ca0b09264dcacaac0d77e9c6a616

  • SHA256

    460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138

  • SHA512

    e0f949300f57d560eeb5557f0fcd958edc9f98b0e1a651a008e8be9f2aafcc0c36e83bf6d04c8e500477e64fb6eef03828b4fd2ce9a652e52f8f2746ec274c99

  • SSDEEP

    196608:1K2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:1DY6tiP3myRfzepXe4ny8gxzj

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\460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138.exe
    "C:\Users\Admin\AppData\Local\Temp\460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3668
    • C:\Users\Admin\AppData\Local\Temp\is-06USA.tmp\460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-06USA.tmp\460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138.tmp" /SL5="$701EC,6991381,54272,C:\Users\Admin\AppData\Local\Temp\460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1440
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2520
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4416
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3808
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2112
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:4460

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.5MB

        MD5

        62d42936f19116e3cec5bbfd052c35ab

        SHA1

        5f094e2778cc285d6381d9b3bb31817c63ccfab1

        SHA256

        b3f084b45b5120729713a963941095083946662be51d3fa257ee66d768f45830

        SHA512

        02677307d120cb6764f97ff9fb0f24da8bb97322ef6ccb87d80c55aa954868b626f52609d3a54181802a95a74775fd50210c3378360a06227bfcd4f6813daade

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

        Filesize

        1.3MB

        MD5

        5c18ffe0911f862ef4fecea8a785e62b

        SHA1

        fa046a98662de89697c8a6b2898b371135564cf3

        SHA256

        681a130546b5adbaf95dd3a97ab638bfd70e7c0648469e196b009cd5b6ad7935

        SHA512

        cc0e444124045361d8a0016b4d040b15071fed48ca0c4a2dc1d16cd1763f4c8d66bcfc893e1b389edf919f77e190ae6db003439d8be529c8c88c5bb61a1213df

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

        Filesize

        860KB

        MD5

        3617e870a8bd336426570b5ba9b07e1e

        SHA1

        2cc08d496457672e766d48e4646010953e628427

        SHA256

        523cd473105855ffb37e2d7ace83b772ad15bce23f1af9febfe723e8e3f54fa8

        SHA512

        b4e0802aec6beeccb78417abbbf63172167abcee44d28e2332de0b7d2bb0699d5d007cfcd2249bab1e070b6912a964d04dcce697379ef24752114d13e1d8f434

      • C:\Users\Admin\AppData\Local\Temp\is-06USA.tmp\460ba016da42efb464b008ed4372492eeee41afaac7e0228f176c64af8b4c138.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-UJF3U.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-UJF3U.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1440-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1440-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/1440-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3668-3-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3668-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3668-159-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3808-181-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-177-0x0000000000940000-0x00000000009E2000-memory.dmp

        Filesize

        648KB

      • memory/3808-208-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-205-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-161-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-202-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-165-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-166-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-169-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-172-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-175-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-158-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-198-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-182-0x0000000000940000-0x00000000009E2000-memory.dmp

        Filesize

        648KB

      • memory/3808-185-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-188-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-189-0x0000000000940000-0x00000000009E2000-memory.dmp

        Filesize

        648KB

      • memory/3808-192-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/3808-195-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/4416-151-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/4416-152-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/4416-154-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB

      • memory/4416-155-0x0000000000400000-0x000000000061C000-memory.dmp

        Filesize

        2.1MB