Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-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 data under HKEY_USERS 1 IoCs
  • 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:1332
    • 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 data under HKEY_USERS
      • Modifies registry class
      • NTFS ADS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2324
      • C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\ScreenConnect.WindowsClient.exe
        "C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\ScreenConnect.WindowsClient.exe"
        3⤵
        • Executes dropped EXE
        • Modifies registry class
        PID:4280

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\ANCCRJ12.XNK\QJKV5W9H.BQC\manifests\scre...exe_25b0fbb6ef7eb094_0019.0002_none_867d819169b5504f.cdf-ms
        • Size 24KB
        • SHA256 38fcdcd964ef31e9c96aa8affa27ed4eff09df6454263108f47439af68d25384
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..core_4b14c015c87c1ad8_0019.0002_none_41e6e31d258051c3.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\manifests\scre..core_4b14c015c87c1ad8_0019.0002_none_41e6e31d258051c3.cdf-ms
        • Size 3KB
        • SHA256 127c4434845abbd0142d691080d03406bba786a6c0bdd4f1e7839bc0bcfe3962
        • MD5 SHA1 SHA512 TLSH

        scre..dows_4b14c015c87c1ad8_0019.0002_none_465ebafe61ce64f3.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\manifests\scre..dows_4b14c015c87c1ad8_0019.0002_none_465ebafe61ce64f3.cdf-ms
        • Size 5KB
        • SHA256 05105dc982c8a2a96c6b96dcc9d0a7fc7c0e7e1633c78a7a97aa59b3c223201a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..ient_4b14c015c87c1ad8_0019.0002_none_a32dbc410e6434d0.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\manifests\scre..ient_4b14c015c87c1ad8_0019.0002_none_a32dbc410e6434d0.cdf-ms
        • Size 6KB
        • SHA256 8379786523df615f188c57d0b16dddf7a8b3a57f82f5e3e31e446828191a1616
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..ient_4b14c015c87c1ad8_0019.0002_none_d7fc40ef34cfa7c7.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\manifests\scre..ient_4b14c015c87c1ad8_0019.0002_none_d7fc40ef34cfa7c7.cdf-ms
        • Size 2KB
        • SHA256 9d0e0d2ae596be7090540eb0952ade67a79361eef44aa72f7f0d18b31d3a3b63
        • MD5 SHA1 SHA512 TLSH

        scre..tion_25b0fbb6ef7eb094_0019.0002_none_2771bb27d0341a32.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\manifests\scre..tion_25b0fbb6ef7eb094_0019.0002_none_2771bb27d0341a32.cdf-ms
        • Size 14KB
        • SHA256 c0a9529b04537ea9dbadbf015bfa93112115f7766c41caba966fe60e3a4b6464
        • MD5 SHA1 SHA512 SSDEEP TLSH

        scre..vice_4b14c015c87c1ad8_0019.0002_none_f33a7b65bb3fb52e.cdf-ms

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\manifests\scre..vice_4b14c015c87c1ad8_0019.0002_none_f33a7b65bb3fb52e.cdf-ms
        • Size 4KB
        • SHA256 e349394d6243c458f709d05f8cda3dc78caa6f2b45af43da466664f9aec36787
        • MD5 SHA1 SHA512 SSDEEP TLSH

        app.config

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\app.config
        • Size 1KB
        • SHA256 805e6e9447a4838d874d84e6b2cdff93723641b06726d8ee58d51e8b651cd226
        • MD5 SHA1 SHA512 TLSH

        f2rb4ql4.newcfg

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\f2rb4ql4.newcfg
        • Size 562B
        • SHA256 c64a3bf0e07efa20be47f8a2cf72577f69408af17190c845a5af4b8f043f34ea
        • MD5 SHA1 SHA512 TLSH

        h2fo2oqq.newcfg

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\h2fo2oqq.newcfg
        • Size 562B
        • SHA256 d1ff9961a64c4916c36c16802dc5e3f88c9b12effc60dc6569c681667c878414
        • MD5 SHA1 SHA512 TLSH

        hog054pt.newcfg

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\hog054pt.newcfg
        • Size 562B
        • SHA256 89e33e56507ce957fef5eb3b6045fdedb78b04a295b6c2125f8d23ebca747f6d
        • MD5 SHA1 SHA512 TLSH

        rm0kmcjm.newcfg

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\rm0kmcjm.newcfg
        • Size 562B
        • SHA256 48e77ac52898ded63af502db1e1810cbfada97b57f57d61b4a4e9d3602b0b389
        • MD5 SHA1 SHA512 TLSH

        user.config

        • Path C:\Users\Admin\AppData\Local\Apps\2.0\ANCCRJ12.XNK\QJKV5W9H.BQC\scre..tion_25b0fbb6ef7eb094_0019.0002_91ee2619b6935fd7\user.config
        • Size 562B
        • SHA256 acd04bee82b9a519b3084adf1d5c51ce1f08316a02b034ff77178685c2f3b5fa
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.Client.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.Client.dll
        • Size 192KB
        • SHA256 6526705b685c2f221a6675118c73cba98c47d948169d81ea4544c3e3336b8f2b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Client.dll.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.Client.dll.genman
        • Size 1KB
        • SHA256 948596c07ffcd2ad7c1463894ac108ee05507def70f8a4a97d75a7081266b512
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.ClientService.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.ClientService.dll
        • Size 66KB
        • SHA256 319ba24115e64ea4b714caf4e88d3d5a658defd51d714c2291b9758466925281
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.ClientService.dll.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.ClientService.dll.genman
        • Size 1KB
        • SHA256 7ba2e686afa757becaec5216ddbc0be75d7d30f9af8233e9160d200efec8aa0f
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.ClientService.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.ClientService.exe
        • Size 93KB
        • SHA256 f048400c23add8c75abe189393d33c873c02c74eeaf43d47b950c8d643763b35
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Core.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.Core.dll
        • Size 538KB
        • SHA256 b8100e5ab07983cbf82d721cf719576ca3f60e352628dcaabd42d428011fdedf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.Core.dll.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.Core.dll.genman
        • Size 1KB
        • SHA256 1008e0a6ce99adf165f8e173dcd4bb5e0761673aa9c3150f5e010f03d0f6434b
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.Windows.dll

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\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\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.Windows.dll.genman
        • Size 1KB
        • SHA256 74bc77d4a907113ee17339077cf42d4919a3d02987325a5fd5608a43f65e60c2
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsBackstageShell.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.WindowsBackstageShell.exe
        • Size 59KB
        • SHA256 1404090db3128de503ba4d991a960c7c1bc3b910a62d06ecf7e7081a2fcf11b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.WindowsClient.exe
        • Size 593KB
        • SHA256 b80d07610b81bddb3d7f30a207a2e134b559e06b8440598a926f3a9c1d439218
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsClient.exe.config

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.WindowsClient.exe.config
        • Size 266B
        • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsClient.exe.genman

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.WindowsClient.exe.genman
        • Size 2KB
        • SHA256 cfe9e06a7fc7a776c704f992b1b80c2938133a4b8c1b53bcabe57cade90d44b9
        • MD5 SHA1 SHA512 TLSH

        ScreenConnect.WindowsClient.exe.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.WindowsClient.exe.manifest
        • Size 17KB
        • SHA256 d44b7bda547bbbeab6060edd2207e97dbc43c28aa08522b2108866c1ac023dbd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScreenConnect.WindowsFileManager.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\GW5R1O8Q.ZNB\CN7P3Y7Z.2OJ\ScreenConnect.WindowsFileManager.exe
        • Size 79KB
        • SHA256 13f8cfe4648b807a0cbddd653c75254b60d1951e11e715f4e5a1a2c9ab29360b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        W2LGHDQG.D4R.application

        • Path C:\Users\Admin\AppData\Local\Temp\Deployment\MLGXZWAB.9B7\W2LGHDQG.D4R.application
        • Size 658KB
        • SHA256 84b480656fd7b894bf8a6de4058923288e6cdb9f1a1fa2bf2f24b85ffce03889
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2324-9-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-6-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-55-0x000001CF26190000-0x000001CF261C6000-memory.dmp

        memory/2324-49-0x000001CF26360000-0x000001CF263EC000-memory.dmp

        memory/2324-43-0x000001CF26370000-0x000001CF26408000-memory.dmp

        memory/2324-33-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-17-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-16-0x000001CF09010000-0x000001CF09060000-memory.dmp

        memory/2324-15-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-228-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-12-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-1-0x000001CF07040000-0x000001CF07048000-memory.dmp

        memory/2324-11-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-10-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-61-0x000001CF218A0000-0x000001CF218B8000-memory.dmp

        memory/2324-67-0x000001CF26630000-0x000001CF267DC000-memory.dmp

        memory/2324-311-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-0-0x00007FFDB70EF000-0x00007FFDB70F0000-memory.dmp

        memory/2324-298-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-2-0x000001CF218D0000-0x000001CF21A58000-memory.dmp

        memory/2324-8-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-310-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-7-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-312-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-313-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-5-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-4-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/2324-3-0x00007FFDB6F60000-0x00007FFDB7904000-memory.dmp

        memory/4280-301-0x0000000002A60000-0x0000000002A78000-memory.dmp

        memory/4280-291-0x0000000000870000-0x0000000000908000-memory.dmp