Overview

overview

5

Static

static

1

SafeguardP...v3.exe

windows10-2004-x64

5

SafeguardP...v3.exe

windows11-ltsc_2024-x64

5

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/06/2026, 15:22

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General

  • Target
    SafeguardPDFViewer_v3.exe
  • Size 50.6MB
  • Sample260619-sr7afsav2s
  • SHA256 af23c631df2357f85558c3a3413a9e0b4ae06a0c1e67ae3d757e46696f49dc7c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10
discoveryupx

Malware Config

Signatures

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Modifies registry class 4 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SafeguardPDFViewer_v3.exe
    "C:\Users\Admin\AppData\Local\Temp\SafeguardPDFViewer_v3.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
      "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1808122 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\SafeguardPDFViewer_v3.exe" "__IRCT:3" "__IRTSS:53001445" "__IRSID:S-1-5-21-537605601-1362463912-856654178-1000"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1652

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        IRIMG1.BMP
        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRIMG1.BMP
        • Size 645KB
        • SHA256 7cbd1bd8d2acbe3e3f28a10396068169244a69d53af6359cc0fda2f21a03990c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        IRZip.lmd
        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRZip.lmd
        • Size 1.7MB
        • SHA256 bc6bd19ab0977ac794e18e2c82ace3116bf0537711a352638efd2d8d847c140b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        irsetup.exe
        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
        • Size 1.3MB
        • SHA256 811a1d028903dc32f04772bbfe71f767dd9f4e9289efd556d8319db31d6ba445
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        lua5.1.dll
        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll
        • Size 326KB
        • SHA256 c572a6103af1526f97e708a229a532fd02100a52b949f721052107f1f55e0c59
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1652-10-0x00000000004A0000-0x0000000000888000-memory.dmp
        Download

        memory/1652-41-0x00000000004A0000-0x0000000000888000-memory.dmp
        Download