Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/08/2026, 14:56

General

  • Target
    71158a67806d5f886be6b9bc7179543f58509175000705c6c9a77b5376e428a2.exe
  • Size 4.1MB
  • Sample260825-sa9dgstfqa
  • SHA256 71158a67806d5f886be6b9bc7179543f58509175000705c6c9a77b5376e428a2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 12 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 9 IoCs
  • Drops file in Windows directory 14 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 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 3 IoCs
  • Modifies registry class 32 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 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\71158a67806d5f886be6b9bc7179543f58509175000705c6c9a77b5376e428a2.exe
    "C:\Users\Admin\AppData\Local\Temp\71158a67806d5f886be6b9bc7179543f58509175000705c6c9a77b5376e428a2.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i "C:\Users\Admin\AppData\Local\Temp\setup.msi"
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:3352
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • 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:2660
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 4C6BC6B2154B64312017031F0B6FD8E8 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3408
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI4DBD.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240668281 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4052
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3324
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 493D308F886ABBE54F4A7D79B7BF21AE
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:5064
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 8FB78AF1CA0A65B6668B3DCB4E2D57DF E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4136
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4916

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e588a4a.rbs

          • Path C:\Config.Msi\e588a4a.rbs
          • Size 9KB
          • SHA256 2c7d0b2984fd27114c702133ed2595fe46d8fabc4c9f44843c362412476e182c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI4DBD.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI4DBD.tmp
          • Size 347KB
          • SHA256 e48b7ee89b3eab5cac7c8831003b65380422f937520bbec840e9a697a48c79ef
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Microsoft.Deployment.WindowsInstaller.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI4DBD.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.Core.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI4DBD.tmp-\ScreenConnect.Core.dll
          • Size 418KB
          • SHA256 efcd69333a8194c006c3b7c6a99cd8fe6fd979a6ba1be67e9a6017a4e30321af
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ScreenConnect.InstallerActions.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MSI4DBD.tmp-\ScreenConnect.InstallerActions.dll
          • Size 17KB
          • SHA256 db3ca5af8345ce0f887a9273aa9c78e2b9540315a322515d1e03f0debae24afe
          • MD5 SHA1 SHA512 SSDEEP TLSH

          setup.msi

          • Path C:\Users\Admin\AppData\Local\Temp\setup.msi
          • Size 1.8MB
          • SHA256 1e101e4768e37c7a12ae7c5524dfe12e4b4d848ccfd9a03ea13a7b30a9ff3383
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI8B64.tmp

          • Path C:\Windows\Installer\MSI8B64.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 6946c864e293c5916ac9d45bcb6107dc1b534545811259143a48e92035cedb72
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {e808441e-2323-4189-aee1-f0fa437df7e1}_OnDiskSnapshotProp

          • Path \??\Volume{cd0aa2ae-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{e808441e-2323-4189-aee1-f0fa437df7e1}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 d7d7bf6b4cfd750dda42d1472fb9112b0fad958fe50311a8f1773dd1cb75feba
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1192-5-0x0000000005890000-0x00000000058FE000-memory.dmp

          memory/1192-7-0x0000000005880000-0x0000000005890000-memory.dmp

          memory/1192-6-0x0000000005C40000-0x0000000005DF8000-memory.dmp

          memory/1192-0-0x0000000005880000-0x0000000005890000-memory.dmp

          memory/1192-4-0x0000000001900000-0x0000000001918000-memory.dmp

          memory/1192-3-0x0000000005A70000-0x0000000005C3A000-memory.dmp

          memory/1192-2-0x0000000005880000-0x0000000005890000-memory.dmp

          memory/1192-1-0x00000000018E0000-0x00000000018E8000-memory.dmp

          memory/4052-25-0x0000000002E90000-0x0000000002EBE000-memory.dmp

          memory/4052-29-0x0000000002ED0000-0x0000000002EDA000-memory.dmp

          memory/4052-33-0x0000000002F70000-0x0000000002FDE000-memory.dmp