Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/09/2026, 12:20

General

  • Target
    support.client.exe
  • Size 305KB
  • Sample260929-php32a1x8k
  • SHA256 173bc12474790941eb93cd1c0e2b1ac3da1f38b360e40fad93d0daa5c53d722a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Downloads MZ/PE file 7 IoCs
  • Manipulates Digital Signatures 1 TTPs 4 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

  • Signed with revoked ConnectWise certificate 4 IoCs

    Binary is signed using a ConnectWise certificate revoked for key compromise.

  • Executes dropped EXE 1 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 64 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\support.client.exe
    "C:\Users\Admin\AppData\Local\Temp\support.client.exe"
    1⤵
    • Manipulates Digital Signatures
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
      2⤵
      • Downloads MZ/PE file
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • Modifies registry class
      • NTFS ADS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2652
      • C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\ScreenConnect.WindowsClient.exe
        "C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\ScreenConnect.WindowsClient.exe"
        3⤵
        • Executes dropped EXE
        • Modifies registry class
        PID:4148

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        scre...exe_25b0fbb6ef7eb094_0019.0002_none_867d819169b5504f.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\manifests\scre...exe_25b0fbb6ef7eb094_0019.0002_none_867d819169b5504f.cdf-ms
        • Size 24KB
        • SHA256 4cc7b04ff83e66be2038f02a64eec67398b762843e722a64a83054e3e9714520
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..core_4b14c015c87c1ad8_0019.0002_none_41e6e31d258051c3.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\manifests\scre..core_4b14c015c87c1ad8_0019.0002_none_41e6e31d258051c3.cdf-ms
        • Size 3KB
        • SHA256 d40fa2cff343c4364889a95ce4ee7112065f2532632214e5bdd2096944742a8c
        • MD5 SHA1 SHA512 TLSH

        scre..dows_4b14c015c87c1ad8_0019.0002_none_465ebafe61ce64f3.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\manifests\scre..dows_4b14c015c87c1ad8_0019.0002_none_465ebafe61ce64f3.cdf-ms
        • Size 5KB
        • SHA256 a67bac9f7b1593f93643aeb58ded0fe7550b81215234fcdb267d0d6f0f4f3978
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..ient_4b14c015c87c1ad8_0019.0002_none_a32dbc410e6434d0.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\manifests\scre..ient_4b14c015c87c1ad8_0019.0002_none_a32dbc410e6434d0.cdf-ms
        • Size 6KB
        • SHA256 a6595e8229e2d2d2b89f8f30a69ed5c3a1436f77356df1bf3c74791db8c62e9c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..ient_4b14c015c87c1ad8_0019.0002_none_d7fc40ef34cfa7c7.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\manifests\scre..ient_4b14c015c87c1ad8_0019.0002_none_d7fc40ef34cfa7c7.cdf-ms
        • Size 2KB
        • SHA256 d2f7568551152f6d29a9f79760ff2f346ca3c38551b74dc2353bc905a682280d
        • MD5 SHA1 SHA512 TLSH

        scre..tion_25b0fbb6ef7eb094_0019.0002_none_2771bb27d0341a32.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\manifests\scre..tion_25b0fbb6ef7eb094_0019.0002_none_2771bb27d0341a32.cdf-ms
        • Size 14KB
        • SHA256 82ed2b94f571932b5cb78204421962eae065fba12a6bca760d576a6d673b8285
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..vice_4b14c015c87c1ad8_0019.0002_none_f33a7b65bb3fb52e.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\manifests\scre..vice_4b14c015c87c1ad8_0019.0002_none_f33a7b65bb3fb52e.cdf-ms
        • Size 4KB
        • SHA256 3b6493abd0e826847f85adc3f060df40838242888dd19c50b417aba6d881ec4e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.exe

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre...exe_25b0fbb6ef7eb094_0019.0002_none_867d819169b5504f\ScreenConnect.ClientService.exe
        • Size 93KB
        • SHA256 f048400c23add8c75abe189393d33c873c02c74eeaf43d47b950c8d643763b35
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe:Zone.Identifier

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\ScreenConnect.WindowsClient.exe:Zone.Identifier
        • Size 26B
        • SHA256 eacd09517ce90d34ba562171d15ac40d302f0e691b439f91be1b6406e25f5913
        • MD5 SHA1 SHA512

        app.config

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\app.config
        • Size 1KB
        • SHA256 805e6e9447a4838d874d84e6b2cdff93723641b06726d8ee58d51e8b651cd226
        • MD5 SHA1 SHA512 TLSH

        fg3gux5p.newcfg

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\fg3gux5p.newcfg
        • Size 562B
        • SHA256 0fe38a29b26acef87d186e99a99e900e38be54ab28fe9fa94558667c9076ba56
        • MD5 SHA1 SHA512 TLSH

        fkagnbr0.newcfg

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\fkagnbr0.newcfg
        • Size 562B
        • SHA256 d1ff9961a64c4916c36c16802dc5e3f88c9b12effc60dc6569c681667c878414
        • MD5 SHA1 SHA512 TLSH

        ieyhdtss.newcfg

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\ieyhdtss.newcfg
        • Size 562B
        • SHA256 ebbddc63700cf19c86106cee6a70d7d1a4a1baae9198047ee598926f5203915d
        • MD5 SHA1 SHA512 TLSH

        user.config

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\user.config
        • Size 562B
        • SHA256 acd04bee82b9a519b3084adf1d5c51ce1f08316a02b034ff77178685c2f3b5fa
        • MD5 SHA1 SHA512 TLSH

        user.config

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\user.config
        • Size 562B
        • SHA256 48e77ac52898ded63af502db1e1810cbfada97b57f57d61b4a4e9d3602b0b389
        • MD5 SHA1 SHA512 TLSH

        user.config

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\9TR8QEMT.46X\JW2D26CO.LYG\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\user.config
        • Size 562B
        • SHA256 a65620dada3c12543124fe2c4671e1b851e7632bccb602c298b3fb04d42f6ebd
        • MD5 SHA1 SHA512 TLSH

        4T2BX3HP.1GE.application

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\EA3O8OPE.M0Y\4T2BX3HP.1GE.application
        • Size 658KB
        • SHA256 84b480656fd7b894bf8a6de4058923288e6cdb9f1a1fa2bf2f24b85ffce03889
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Client.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.Client.dll
        • Size 192KB
        • SHA256 6526705b685c2f221a6675118c73cba98c47d948169d81ea4544c3e3336b8f2b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Client.dll.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.Client.dll.genman
        • Size 1KB
        • SHA256 948596c07ffcd2ad7c1463894ac108ee05507def70f8a4a97d75a7081266b512
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.ClientService.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.ClientService.dll
        • Size 66KB
        • SHA256 319ba24115e64ea4b714caf4e88d3d5a658defd51d714c2291b9758466925281
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.dll.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.ClientService.dll.genman
        • Size 1KB
        • SHA256 7ba2e686afa757becaec5216ddbc0be75d7d30f9af8233e9160d200efec8aa0f
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.Core.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.Core.dll
        • Size 538KB
        • SHA256 b8100e5ab07983cbf82d721cf719576ca3f60e352628dcaabd42d428011fdedf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Core.dll.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.Core.dll.genman
        • Size 1KB
        • SHA256 1008e0a6ce99adf165f8e173dcd4bb5e0761673aa9c3150f5e010f03d0f6434b
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.Windows.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.Windows.dll
        • Size 1.6MB
        • SHA256 da29455a64858fda773319c32c0a6cd40edbe8042ed005aa2befb8a4f0fb0522
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Windows.dll.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.Windows.dll.genman
        • Size 1KB
        • SHA256 74bc77d4a907113ee17339077cf42d4919a3d02987325a5fd5608a43f65e60c2
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsBackstageShell.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.WindowsBackstageShell.exe
        • Size 59KB
        • SHA256 1404090db3128de503ba4d991a960c7c1bc3b910a62d06ecf7e7081a2fcf11b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.WindowsClient.exe
        • Size 593KB
        • SHA256 b80d07610b81bddb3d7f30a207a2e134b559e06b8440598a926f3a9c1d439218
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe.config

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.WindowsClient.exe.config
        • Size 266B
        • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsClient.exe.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.WindowsClient.exe.genman
        • Size 2KB
        • SHA256 cfe9e06a7fc7a776c704f992b1b80c2938133a4b8c1b53bcabe57cade90d44b9
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsClient.exe.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.WindowsClient.exe.manifest
        • Size 17KB
        • SHA256 d44b7bda547bbbeab6060edd2207e97dbc43c28aa08522b2108866c1ac023dbd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsFileManager.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\TLBWOV7N.3W8\WNL7Q8OK.HZN\ScreenConnect.WindowsFileManager.exe
        • Size 79KB
        • SHA256 13f8cfe4648b807a0cbddd653c75254b60d1951e11e715f4e5a1a2c9ab29360b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2652-42-0x00000161C00F0000-0x00000161C017C000-memory.dmp

        memory/2652-25-0x00000161A3AB0000-0x00000161A3AC0000-memory.dmp

        memory/2652-0-0x00000161A1DB0000-0x00000161A1DB8000-memory.dmp

        memory/2652-54-0x00000161BDF90000-0x00000161BDFA8000-memory.dmp

        memory/2652-60-0x00000161C03C0000-0x00000161C056C000-memory.dmp

        memory/2652-318-0x00000161A3AB0000-0x00000161A3AC0000-memory.dmp

        memory/2652-36-0x00000161C0100000-0x00000161C0198000-memory.dmp

        memory/2652-1-0x00000161BC300000-0x00000161BC486000-memory.dmp

        memory/2652-2-0x00000161A3AB0000-0x00000161A3AC0000-memory.dmp

        memory/2652-28-0x00000161A3AB0000-0x00000161A3AC0000-memory.dmp

        memory/2652-48-0x00000161BFD20000-0x00000161BFD56000-memory.dmp

        memory/2652-24-0x00000161A3AB0000-0x00000161A3AC0000-memory.dmp

        memory/2652-6-0x00000161BDB00000-0x00000161BDB50000-memory.dmp

        memory/2652-3-0x00000161A3AB0000-0x00000161A3AC0000-memory.dmp

        memory/4148-353-0x0000000001120000-0x0000000001138000-memory.dmp

        memory/4148-340-0x0000000000890000-0x0000000000928000-memory.dmp