Analysis

  • max time kernel
    150s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 02:55

General

  • Target

    2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3.exe

  • Size

    6.9MB

  • MD5

    abedee7a051c72a49ef6d533ecb19a91

  • SHA1

    3a2276453d913f27bd34b250ead6d2e49baa5005

  • SHA256

    2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3

  • SHA512

    5c9ad1ced4985cc700e15304d4a206142b1f94d7d86819f36af9f558babfedd941b0afec3889d02c51437840e745de254ed31167d415b5954785e4865c1cbe93

  • SSDEEP

    98304:J+koiRLFdsODKUdFxQ8k618KzAYYC9z3Bbgtev25o40nsZJjNw5MQNiEU4P5EKHl:Uz25G6bV1yYDuZxCWQNhUU2uNzj

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\2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3.exe
    "C:\Users\Admin\AppData\Local\Temp\2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:760
    • C:\Users\Admin\AppData\Local\Temp\is-I1S1P.tmp\2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-I1S1P.tmp\2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3.tmp" /SL5="$60192,6985375,54272,C:\Users\Admin\AppData\Local\Temp\2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4252
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3544
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4992
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4808
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 10
            4⤵
              PID:4216
          • C:\Program Files (x86)\CRTGame\crtgame.exe
            "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
            3⤵
            • Executes dropped EXE
            PID:1880

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              2.1MB

              MD5

              a158c99aa92f0e29ed84bb25976d4f7a

              SHA1

              165831b30ec9ea08fa80e348ae1a522256a633bd

              SHA256

              d038c11b0567ee81823a93bd8a1cc62f176ac7ce785104e7b08954b1b3d80fa4

              SHA512

              dccf5785ba72c46cd38766610341ccc1df2cb4c98f2c475105b06ceae461bd109974d3b9d8de945619b7acfa88a85082c6ef239d7e074511b411a3706521a170

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

              Filesize

              1.5MB

              MD5

              6f9a1197580b3c0cdf3f557dfc179185

              SHA1

              f4a3f80dbca3e448db68c772741a61cb991f1925

              SHA256

              75daac47d83e5b42f3ea97af2fbd5fb7167c9df4b16dd7622e366612622cd2d1

              SHA512

              61eb422bf19ca851f634a2d2b7d99bbba7434862d6ff07ced6064daa9b78dbfa7b323e0cb6eca05c720ccf68b3421e07f4e472a50fc41261dd5d3d3017e23e05

            • C:\Users\Admin\AppData\Local\Temp\is-C78GC.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-C78GC.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • C:\Users\Admin\AppData\Local\Temp\is-I1S1P.tmp\2dbf30699311668248acd610c6c3c713bc87f6ca995e7dc956d813e1beafa7a3.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • memory/760-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/760-159-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/1880-187-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-175-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-207-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-156-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-158-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-204-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-201-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-161-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-197-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-166-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-165-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-169-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-172-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-194-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-178-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-179-0x00000000007E0000-0x0000000000881000-memory.dmp

              Filesize

              644KB

            • memory/1880-184-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-191-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/1880-188-0x00000000007E0000-0x0000000000881000-memory.dmp

              Filesize

              644KB

            • memory/4252-6-0x00000000007A0000-0x00000000007A1000-memory.dmp

              Filesize

              4KB

            • memory/4252-162-0x00000000007A0000-0x00000000007A1000-memory.dmp

              Filesize

              4KB

            • memory/4252-160-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/4992-153-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/4992-150-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB

            • memory/4992-151-0x0000000000400000-0x000000000061B000-memory.dmp

              Filesize

              2.1MB