Overview

overview

7

Static

static

3

Proquote.T...er.msi

windows10-2004-x64

7

Proquote.T...er.msi

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 06:17

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General

  • Target
    Proquote.Trader.Integration.Installer.msi
  • Size 1.1MB
  • Sample260804-g1659sec88
  • SHA256 74d8fd676b4fb58d22d5f2f2ee891681c814e0d7b2db72bee009637b3bf84610
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoverypersistenceprivilege_escalationransomware

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 Windows directory 10 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • 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 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Proquote.Trader.Integration.Installer.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:824
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • 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:1356
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 803212882E06FE5E2E63489AED19E41B C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3696
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1936
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 392E5D12A4B6133CA93619C7C29B84BF
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3276
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:116

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e58e2ab.rbs
          • Path C:\Config.Msi\e58e2ab.rbs
          • Size 21KB
          • SHA256 5651450be3171d8ca9d484ee414ab221cf0791a1a59f8566955c890680e4d04a
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          MSI4E5A.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\MSI4E5A.tmp
          • Size 285KB
          • SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e58e2aa.msi
          • Path C:\Windows\Installer\e58e2aa.msi
          • Size 1.1MB
          • SHA256 74d8fd676b4fb58d22d5f2f2ee891681c814e0d7b2db72bee009637b3bf84610
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 72fd3d89b86fdc832b2db5408a67662473185ca811625487cd98e447c11110e0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {1953ec74-4269-473d-ae85-b7bd0f6ca284}_OnDiskSnapshotProp
          • Path \??\Volume{0dfc9b49-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{1953ec74-4269-473d-ae85-b7bd0f6ca284}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 e3cd896960d061492939bb2f041c0afd3772d7ef8c4e3a70d040eaccbb24fabf
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download