Overview

overview

7

Static

static

3

OMARPERM/O...er.exe

windows10-2004-x64

1

OMARPERM/O...er.exe

windows11-ltsc_2024-x64

1

OMARPERM/�...1).exe

windows10-2004-x64

7

OMARPERM/�...1).exe

windows11-ltsc_2024-x64

7

install_all.bat

windows10-2004-x64

7

install_all.bat

windows11-ltsc_2024-x64

7

vcredist2005_x64.exe

windows10-2004-x64

7

vcredist2005_x64.exe

windows11-ltsc_2024-x64

7

vcredist2005_x86.exe

windows10-2004-x64

7

vcredist2005_x86.exe

windows11-ltsc_2024-x64

7

vcredist2008_x64.exe

windows10-2004-x64

7

vcredist2008_x64.exe

windows11-ltsc_2024-x64

7

vcredist2008_x86.exe

windows10-2004-x64

vcredist2008_x86.exe

windows11-ltsc_2024-x64

vcredist2010_x64.exe

windows10-2004-x64

7

vcredist2010_x64.exe

windows11-ltsc_2024-x64

7

vcredist2010_x86.exe

windows10-2004-x64

7

vcredist2010_x86.exe

windows11-ltsc_2024-x64

7

vcredist2012_x64.exe

windows10-2004-x64

4

vcredist2012_x64.exe

windows11-ltsc_2024-x64

4

vcredist2012_x86.exe

windows10-2004-x64

4

vcredist2012_x86.exe

windows11-ltsc_2024-x64

4

vcredist2013_x64.exe

windows10-2004-x64

4

vcredist2013_x64.exe

windows11-ltsc_2024-x64

4

vcredist2013_x86.exe

windows10-2004-x64

4

vcredist2013_x86.exe

windows11-ltsc_2024-x64

4

vcredist_v14.x64.exe

windows10-2004-x64

4

vcredist_v14.x64.exe

windows11-ltsc_2024-x64

4

vcredist_v14.x86.exe

windows10-2004-x64

4

vcredist_v14.x86.exe

windows11-ltsc_2024-x64

4

OMARPERM/�...1).exe

windows10-2004-x64

6

OMARPERM/�...1).exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 20:03

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General

  • Target
    vcredist2005_x64.exe
  • Size 3.0MB
  • Sample260805-ystcwavepc
  • SHA256 0551a61c85b718e1fa015b0c3e3f4c4eea0637055536c00e7969286b4fa663e0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoverypersistenceprivilege_escalationransomware

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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 1 IoCs
  • Drops file in Windows directory 57 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 45 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:\Users\Admin\AppData\Local\Temp\vcredist2005_x64.exe
    "C:\Users\Admin\AppData\Local\Temp\vcredist2005_x64.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec /i vcredist.msi
      2⤵
      • Enumerates connected drives
      • Event Triggered Execution: Installer Packages
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1612
  • 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:2800
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3616
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 0EC5CAE7C29323E7EECCD54F201054D6
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4732
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3224

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e58d158.rbs
        • Path C:\Config.Msi\e58d158.rbs
        • Size 73KB
        • SHA256 c2ebb9f450300f89ca64a303af23d54e9b41204892cc95912893cd171505d018
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        vcredis1.cab
        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vcredis1.cab
        • Size 312KB
        • SHA256 20a26ed9a1edf7763a9b515522c5e29720048a482c7fbc8b7ff6bbdd27e61038
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        vcredist.msi
        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vcredist.msi
        • Size 3.0MB
        • SHA256 200fef5d4994523a02c4daa00060db28eb289b99d47fc6c1305183101e72bdeb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        MSIDD2C.tmp
        • Path C:\Windows\Installer\MSIDD2C.tmp
        • Size 28KB
        • SHA256 f6e34a4550e499346f5ab1d245508f16bf765ff24c4988984b89e049ca55737f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        metadata-2
        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 24.1MB
        • SHA256 a56b703ed30ea507531d8f6202286ea5ff7a37e1d5a6ecf354f0d8b2dfac3b88
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        {b3329cb9-3db1-442b-af3d-d8e1de17e1ba}_OnDiskSnapshotProp
        • Path \??\Volume{73216430-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b3329cb9-3db1-442b-af3d-d8e1de17e1ba}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 67c8d3e7a4169693e873201e28ce96844fa8d7786b71de14ea2d39ba812a6715
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download