Overview

overview

7

Static

static

3

Visual-C-R...25.zip

windows11-21h2-x64

1

install_all.bat

windows11-21h2-x64

7

vcredist2005_x64.exe

windows11-21h2-x64

7

vcredist2005_x86.exe

windows11-21h2-x64

7

vcredist2008_x64.exe

windows11-21h2-x64

7

vcredist2008_x86.exe

windows11-21h2-x64

vcredist2010_x64.exe

windows11-21h2-x64

7

vcredist2010_x86.exe

windows11-21h2-x64

7

vcredist2012_x64.exe

windows11-21h2-x64

4

vcredist2012_x86.exe

windows11-21h2-x64

4

vcredist2013_x64.exe

windows11-21h2-x64

4

vcredist2013_x86.exe

windows11-21h2-x64

4

vcredist20...64.exe

windows11-21h2-x64

4

vcredist20...86.exe

windows11-21h2-x64

4

Resubmissions

03/05/2026, 00:31

260503-at1xcadx3m

03/05/2026, 00:23

260503-apy7yshy8w7

Analysis

  • max time kernel
    157s
  • max time network
    158s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/05/2026, 00:23

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General

  • Target
    vcredist2005_x64.exe
  • Size 3.0MB
  • Sample260503-apy7yshy8w
  • 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
  • Badlisted process makes network request 1 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 1 IoCs
  • Drops file in Windows directory 61 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 56 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:5012
    • C:\Windows\SysWOW64\msiexec.exe
      msiexec /i vcredist.msi
      2⤵
      • Badlisted process makes network request
      • Enumerates connected drives
      • Event Triggered Execution: Installer Packages
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:3892
  • 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:5668
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:892
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 8056BA6D4CBAFC9F66C184E79306185E
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4284
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3440

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        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

        MSIB5ED.tmp
        • Path C:\Windows\Installer\MSIB5ED.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 24.6MB
        • SHA256 6ca06213d33f953bd353bbbcd30a250b824e3448ac5e6aab69ef9f4b7e9e9af6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        {54ee78fa-061c-4c29-bf64-cf65ddd850b3}_OnDiskSnapshotProp
        • Path \??\Volume{d3d389e6-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{54ee78fa-061c-4c29-bf64-cf65ddd850b3}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 57412fa3e2c5ed17205bce55e647643f466dff6cb925242054f8894785c33aad
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/5668-34-0x000001A637950000-0x000001A63795C000-memory.dmp
        Download