Analysis

  • max time kernel
    142s
  • max time network
    126s
  • 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, 20:09

General

  • Target

    6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577.exe

  • Size

    6.9MB

  • MD5

    8c16dbf651647935b04f0b5cbbcea063

  • SHA1

    105fd6efecd1a8f0c2a61a40d22d1b0e46886148

  • SHA256

    6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577

  • SHA512

    a3a0304fda63f290dea86968ff6dff012ca92073181e5905202ce79292dafb65a0c3023e905b728a1eb35d96a559656dd0fc227709bcd8c4c9335e055f92801f

  • SSDEEP

    98304:M+koiRLFdsODKUdFxQ8k618KzAYYC9z3Bbgtev25o40nsZJjNw5MQNiEU4P5EKHl:Vz25G6bV1yYDuZxCWQNhUU2uNzj

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\6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577.exe
    "C:\Users\Admin\AppData\Local\Temp\6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3908
    • C:\Users\Admin\AppData\Local\Temp\is-Q6BPB.tmp\6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-Q6BPB.tmp\6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577.tmp" /SL5="$A0182,6985375,54272,C:\Users\Admin\AppData\Local\Temp\6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1580
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:3960
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3268
        • C:\Program Files (x86)\CRTGame\crtgame.exe
          "C:\Program Files (x86)\CRTGame\crtgame.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3252
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 10
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4852
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 10
      1⤵
        PID:5108

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        278KB

        MD5

        8e00b6032013dc180520eb639d0442e1

        SHA1

        77293cdf931d7f122c803c33f3c5931c60ef586e

        SHA256

        5973e1f649af2b33893e70567128c9281d26dbd7cd2a06fc6c5fca15b9027ff2

        SHA512

        7e78cd36c0748f909ed056744ac353f3a1395a4a06acdaa9eacb9605046eff1a9f916817b2d2121e3f9c588759a9a14858e1bd0a5e31cb72328e8f2fa5011b4b

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

        Filesize

        618KB

        MD5

        5c21beb3f3caccc8903cc97127d3aaac

        SHA1

        0bece717e091ec744bae060ef796bd5ce7d3b6a4

        SHA256

        f1291b8d8e8a674fc1fff0e72a04c1a87420f9b9d31ebfc913219c0b2085e357

        SHA512

        0c872781d15bd7c70b4db33eec63fefca4c79320d4e84ad5f0a9f93467ca368199b96b52c6109ea166dd91cb195838f2e06ab58b2b8ad1232de6008e1e7c8338

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

        Filesize

        346KB

        MD5

        c0dcea847dcae82c42fb1874cdeaa99c

        SHA1

        f05bf04f60eb25b19f021f90ca1a50226ebc1bf5

        SHA256

        f5e23788666f03f0edeffdd098d4325ff9bbca64a59cbb1e6d257b3719874dd9

        SHA512

        3909526673e67cb1a964d4807094c0645ed325bf996824314157b396dc27ed755aa84932774ced6ec1faeefb839493527d51a9ce1c552626a71a7e23577804da

      • C:\Users\Admin\AppData\Local\Temp\is-7P44P.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-7P44P.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-Q6BPB.tmp\6da906d191d16ecc9b70ac15845f4a7ef0389ae1e3b628602ca15ebddd886577.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1580-163-0x0000000000610000-0x0000000000611000-memory.dmp

        Filesize

        4KB

      • memory/1580-12-0x0000000000610000-0x0000000000611000-memory.dmp

        Filesize

        4KB

      • memory/1580-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3252-186-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-189-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-209-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-206-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-157-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-159-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-202-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-199-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-162-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-196-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-166-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-167-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-170-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-173-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-176-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-179-0x0000000000950000-0x00000000009F1000-memory.dmp

        Filesize

        644KB

      • memory/3252-180-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-183-0x0000000000950000-0x00000000009F1000-memory.dmp

        Filesize

        644KB

      • memory/3252-193-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3252-190-0x0000000000950000-0x00000000009F1000-memory.dmp

        Filesize

        644KB

      • memory/3268-154-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3268-151-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3268-152-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3268-155-0x0000000000400000-0x000000000061B000-memory.dmp

        Filesize

        2.1MB

      • memory/3908-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3908-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/3908-160-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB