Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/04/2026, 12:19

General

  • Target
    ver2022s/Ver2022S_amd64.msi
  • Size 128KB
  • Sample260422-phlqlsbs3w
  • SHA256 b033c86f380c175d9f62d0d1535b42646d9054cfecd6b3765cf761eb4faaedd9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 4 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 System32 directory 4 IoCs
  • Drops file in Windows directory 14 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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.

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

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 2 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\ver2022s\Ver2022S_amd64.msi
    1⤵
    • Enumerates connected drives
    • Drops file in System32 directory
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4004
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4412
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4416
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 4449C212CD8083A8319BA545BE001D0F
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        PID:4720
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4284

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e584523.rbs

          • Path C:\Config.Msi\e584523.rbs
          • Size 10KB
          • SHA256 6a1c88cf59e0148ac7b1bd6aaece2349355b037cbb426d7b50e53b1e52d0d63a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI465C.tmp

          • Path C:\Windows\Installer\MSI465C.tmp
          • Size 54KB
          • SHA256 a99b13b3d61026bec3f47e6a79cb0b301fe52db7320faa3a9c36d62a50061916
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Ver2022S.dll

          • Path C:\Windows\SysWOW64\Ver2022S.dll
          • Size 7KB
          • SHA256 4e4cb5980a2df611af67fb6444d03cbba6edb4ca33503b20dd4541a62e219f7e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Ver2022S.dll

          • Path C:\Windows\system32\Ver2022S.dll
          • Size 7KB
          • SHA256 2405f40c8f5edcb1d8f6be9262d21e929911846407ee01974234fbb2d96e052e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.6MB
          • SHA256 9612853be3f11c5e2c49d8b9b1795fd40a0dae39268db091b17f6fe86b769cfd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {22d17058-7f8c-4fd5-8642-9cb04f24a9ec}_OnDiskSnapshotProp

          • Path \??\Volume{a6d9cdad-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{22d17058-7f8c-4fd5-8642-9cb04f24a9ec}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 450d263a8a9ad5bdc1d79e71160d22d6cd5ff6ae83b62aef5477f3b5296bcea8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4004-0-0x000001232F670000-0x000001232F80A000-memory.dmp

          memory/4004-32-0x000001232F670000-0x000001232F80A000-memory.dmp

          memory/4284-34-0x00000204C0F50000-0x00000204C10EA000-memory.dmp

          memory/4412-33-0x0000015607850000-0x00000156079EA000-memory.dmp

          memory/4412-1-0x0000015607850000-0x00000156079EA000-memory.dmp

          memory/4416-37-0x0000013C1C0B0000-0x0000013C1C24A000-memory.dmp

          memory/4416-38-0x0000013C1C0B0000-0x0000013C1C24A000-memory.dmp

          memory/4720-31-0x0000000002140000-0x00000000021BA000-memory.dmp