Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 12:20

General

  • Target
    chromeremotedesktophost.msi
  • Size 21.7MB
  • Sample260415-phx4msdy2q
  • SHA256 89b058df425ce019a153dc8e5ce97810c6f00ceaaddffeb8e74edbb957068efa
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Badlisted process makes network request 2 IoCs

    Network request originating from process or tool commonly abused by malware.

  • 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 18 IoCs
  • Drops file in Windows directory 21 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 44 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\chromeremotedesktophost.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:5020
  • 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:3884
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2E9C36884351FBD4EAD7731EE6365C39 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2184
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4264
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding A5D49FFB838E04BCC74FCF5003894180
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4976
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding C77251AC175386DA46088DFD09FB1A5F E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1172
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -NoLogo -NonInteractive -NoProfile -ExecutionPolicy Bypass New-Item -ItemType SymbolicLink -Path 'C:\Program Files (x86)\Google\Chrome Remote Desktop\CurrentVersion' -Target 'C:\Program Files (x86)\Google\Chrome Remote Desktop\147.0.7727.3\' -Force
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          PID:132
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:4280
    • C:\Program Files (x86)\Google\Chrome Remote Desktop\147.0.7727.3\remoting_host.exe
      "C:\Program Files (x86)\Google\Chrome Remote Desktop\147.0.7727.3\remoting_host.exe" --type=daemon --host-config="C:\ProgramData\Google\Chrome Remote Desktop\host.json"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3860

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e58847e.rbs

          • Path C:\Config.Msi\e58847e.rbs
          • Size 283KB
          • SHA256 416d757c17fc98d6de24ba3e52f9e3f5439cfb4b8ad9f93577bef3ce4fa5a7d7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          icudtl.dat

          • Path C:\Program Files (x86)\Google\Chrome Remote Desktop\147.0.7727.3\icudtl.dat
          • Size 10.3MB
          • SHA256 1cf67874b5a87a8363a86fb3f81e3cbbed54d389062dab8fb52308d5cf8c8612
          • MD5 SHA1 SHA512 SSDEEP TLSH

          remoting_core.dll

          • Path C:\Program Files (x86)\Google\Chrome Remote Desktop\147.0.7727.3\remoting_core.dll
          • Size 30.3MB
          • SHA256 db26962473276c3c81238e913b76ea9563cf306f173fb7f619cf60b423ee5827
          • MD5 SHA1 SHA512 SSDEEP TLSH

          remoting_host.exe

          • Path C:\Program Files (x86)\Google\Chrome Remote Desktop\147.0.7727.3\remoting_host.exe
          • Size 72KB
          • SHA256 44ae47dfc0bf2f9e55054a8544a3a1711f386055aa9fae21c0b548fb6f7a32b3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
          • Size 471B
          • SHA256 22b5c71d4ac096b3b3edf207fe90e8a042d3c55813b954a3cb8acce1d4420b9c
          • MD5 SHA1 SHA512 TLSH

          8EC9B1D0ABBD7F98B401D425828828CE_986C7EDF85F5859081F49AE7B6205CDD

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_986C7EDF85F5859081F49AE7B6205CDD
          • Size 727B
          • SHA256 74961e76764adcd25b61fbc9da3aae53407546d7411b137a34abffc470be076d
          • MD5 SHA1 SHA512 TLSH

          C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
          • Size 727B
          • SHA256 050bfb4a0623d7970e76d7b2d7684f41a9d41b311232fafb16f1bdbbbea97695
          • MD5 SHA1 SHA512 TLSH

          698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
          • Size 400B
          • SHA256 3418eb300f4a9a5a4ebd4cbc104109eb845ed2b5506dc561d45a6e88fedf8712
          • MD5 SHA1 SHA512 TLSH

          8EC9B1D0ABBD7F98B401D425828828CE_986C7EDF85F5859081F49AE7B6205CDD

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_986C7EDF85F5859081F49AE7B6205CDD
          • Size 408B
          • SHA256 3c0b92a96ba2dc3a01f1b111d568911f3162ac0e4e4101339339a13f2a5668fd
          • MD5 SHA1 SHA512 TLSH

          C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
          • Size 412B
          • SHA256 b43a800e163ce99b8501024e95080053d981842b46eb7c9c9e67469907102f59
          • MD5 SHA1 SHA512 TLSH

          MSI55BC.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI55BC.tmp
          • Size 168KB
          • SHA256 b9e73e5ab78d033e0328fc74a9e4ebbd1af614bc4a7c894beb8c59d24ee3ede9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_kw3sgxp3.qh3.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kw3sgxp3.qh3.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          MSI86FF.tmp

          • Path C:\Windows\Installer\MSI86FF.tmp
          • Size 88KB
          • SHA256 e24376a9346c2d486ce7426ca3ddc73cd020bb7216f8e5a0b9b2cb23caddcf31
          • MD5 SHA1 SHA512 SSDEEP TLSH

          e58847d.msi

          • Path C:\Windows\Installer\e58847d.msi
          • Size 21.7MB
          • SHA256 89b058df425ce019a153dc8e5ce97810c6f00ceaaddffeb8e74edbb957068efa
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.6MB
          • SHA256 b906a70660cd8a6eff29c134e7e6b94270aefac76f9461c239b65d3c423aecef
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {8a93f974-6843-4aeb-b930-05df0bf17a65}_OnDiskSnapshotProp

          • Path \??\Volume{a6d9cdad-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{8a93f974-6843-4aeb-b930-05df0bf17a65}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 f71f9eec09e5708d145248ebc488fffa85d88bb403675b0a3392a72c95df2ddc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/132-79-0x00000000065A0000-0x0000000006636000-memory.dmp

          memory/132-67-0x00000000051A0000-0x00000000051C2000-memory.dmp

          memory/132-77-0x0000000006040000-0x000000000605E000-memory.dmp

          memory/132-78-0x0000000006070000-0x00000000060BC000-memory.dmp

          memory/132-69-0x0000000005B10000-0x0000000005B76000-memory.dmp

          memory/132-80-0x0000000006530000-0x000000000654A000-memory.dmp

          memory/132-81-0x0000000007030000-0x0000000007052000-memory.dmp

          memory/132-82-0x0000000007610000-0x0000000007BB6000-memory.dmp

          memory/132-85-0x0000000002740000-0x00000000027A4000-memory.dmp

          memory/132-86-0x00000000027E0000-0x00000000027F9000-memory.dmp

          memory/132-68-0x0000000005AA0000-0x0000000005B06000-memory.dmp

          memory/132-76-0x0000000005B80000-0x0000000005ED7000-memory.dmp

          memory/132-65-0x0000000002820000-0x0000000002856000-memory.dmp

          memory/132-66-0x0000000005380000-0x00000000059AA000-memory.dmp

          memory/1172-107-0x0000000000AC0000-0x0000000000B24000-memory.dmp

          memory/2184-108-0x0000000002AA0000-0x0000000002B04000-memory.dmp

          memory/2184-20-0x0000000002AA0000-0x0000000002B04000-memory.dmp

          memory/3860-115-0x00000000026C0000-0x0000000002724000-memory.dmp

          memory/3884-116-0x000002AAA9CB0000-0x000002AAA9CBC000-memory.dmp

          memory/4976-106-0x00000000028C0000-0x0000000002924000-memory.dmp

          memory/5020-110-0x000001C0CD640000-0x000001C0CD64C000-memory.dmp

          memory/5020-109-0x000001C0CA080000-0x000001C0CA0B1000-memory.dmp

          memory/5020-15-0x000001C0CA080000-0x000001C0CA0B1000-memory.dmp

          memory/5020-16-0x000001C0CD640000-0x000001C0CD64C000-memory.dmp