Overview

overview

5

Static

static

1

PDFSnap.exe

windows10-2004-x64

5

PDFSnap.exe

windows11-21h2-x64

5

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/05/2026, 12:15

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General

  • Target
    PDFSnap.exe
  • Size 3.6MB
  • Sample260525-pe9chaft2k
  • SHA256 cfca124c2141b4171cebad48cc286751910b408aec69767db2bc3af38f277a06
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10
discoverypersistenceprivilege_escalation

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Drops file in Program Files directory 60 IoCs
  • Executes dropped EXE 15 IoCs
  • Modifies system executable filetype association 2 TTPs 8 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 10 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PDFSnap.exe
    "C:\Users\Admin\AppData\Local\Temp\PDFSnap.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1784
    • C:\Program Files\WinRAR\uninstall.exe
      "C:\Program Files\WinRAR\uninstall.exe" /setup
      2⤵
      • Drops file in Program Files directory
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3852
  • C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
    1⤵
      PID:3816
    • C:\Program Files\WinRAR\WinRAR.exe
      "C:\Program Files\WinRAR\WinRAR.exe"
      1⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      PID:3456
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
      1⤵
        PID:3896
      • C:\Program Files\WinRAR\WinRAR.exe
        "C:\Program Files\WinRAR\WinRAR.exe"
        1⤵
        • Executes dropped EXE
        PID:4012
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
        1⤵
          PID:2284
        • C:\Program Files\WinRAR\WinRAR.exe
          "C:\Program Files\WinRAR\WinRAR.exe"
          1⤵
          • Executes dropped EXE
          • Suspicious behavior: GetForegroundWindowSpam
          PID:4952
        • C:\Windows\system32\NOTEPAD.EXE
          "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
          1⤵
            PID:4272
          • C:\Program Files\WinRAR\WinRAR.exe
            "C:\Program Files\WinRAR\WinRAR.exe"
            1⤵
            • Executes dropped EXE
            • Modifies registry class
            • Suspicious behavior: GetForegroundWindowSpam
            PID:4180
          • C:\Windows\system32\NOTEPAD.EXE
            "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
            1⤵
              PID:1492
            • C:\Program Files\WinRAR\WinRAR.exe
              "C:\Program Files\WinRAR\WinRAR.exe"
              1⤵
              • Executes dropped EXE
              • Modifies registry class
              PID:3728
            • C:\Windows\system32\NOTEPAD.EXE
              "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
              1⤵
                PID:1596
              • C:\Program Files\WinRAR\WinRAR.exe
                "C:\Program Files\WinRAR\WinRAR.exe"
                1⤵
                • Executes dropped EXE
                • Modifies registry class
                • Suspicious behavior: GetForegroundWindowSpam
                PID:708
              • C:\Windows\system32\NOTEPAD.EXE
                "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                1⤵
                  PID:4364
                • C:\Program Files\WinRAR\WinRAR.exe
                  "C:\Program Files\WinRAR\WinRAR.exe"
                  1⤵
                  • Executes dropped EXE
                  • Modifies registry class
                  • Suspicious behavior: GetForegroundWindowSpam
                  PID:2008
                • C:\Windows\system32\NOTEPAD.EXE
                  "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                  1⤵
                    PID:4552
                  • C:\Program Files\WinRAR\WinRAR.exe
                    "C:\Program Files\WinRAR\WinRAR.exe"
                    1⤵
                    • Executes dropped EXE
                    • Modifies registry class
                    • Suspicious behavior: GetForegroundWindowSpam
                    PID:1204
                  • C:\Windows\system32\NOTEPAD.EXE
                    "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                    1⤵
                      PID:1488
                    • C:\Program Files\WinRAR\WinRAR.exe
                      "C:\Program Files\WinRAR\WinRAR.exe"
                      1⤵
                      • Executes dropped EXE
                      PID:4408
                    • C:\Windows\system32\NOTEPAD.EXE
                      "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                      1⤵
                        PID:2228
                      • C:\Program Files\WinRAR\WinRAR.exe
                        "C:\Program Files\WinRAR\WinRAR.exe"
                        1⤵
                        • Executes dropped EXE
                        • Modifies registry class
                        • Suspicious behavior: GetForegroundWindowSpam
                        PID:764
                      • C:\Windows\system32\NOTEPAD.EXE
                        "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                        1⤵
                          PID:3328
                        • C:\Program Files\WinRAR\WinRAR.exe
                          "C:\Program Files\WinRAR\WinRAR.exe"
                          1⤵
                          • Executes dropped EXE
                          PID:2740
                        • C:\Windows\system32\NOTEPAD.EXE
                          "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                          1⤵
                            PID:4524
                          • C:\Program Files\WinRAR\WinRAR.exe
                            "C:\Program Files\WinRAR\WinRAR.exe"
                            1⤵
                            • Executes dropped EXE
                            • Suspicious behavior: GetForegroundWindowSpam
                            PID:3396
                          • C:\Windows\system32\NOTEPAD.EXE
                            "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                            1⤵
                              PID:5080
                            • C:\Program Files\WinRAR\WinRAR.exe
                              "C:\Program Files\WinRAR\WinRAR.exe"
                              1⤵
                              • Executes dropped EXE
                              • Modifies registry class
                              • Suspicious behavior: GetForegroundWindowSpam
                              PID:4156
                            • C:\Windows\system32\NOTEPAD.EXE
                              "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\WinRAR\WhatsNew.txt
                              1⤵
                                PID:1080
                              • C:\Program Files\WinRAR\WinRAR.exe
                                "C:\Program Files\WinRAR\WinRAR.exe"
                                1⤵
                                • Executes dropped EXE
                                • Suspicious behavior: GetForegroundWindowSpam
                                PID:4612

                              Network

                                    MITRE ATT&CK Enterprise v16

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                                    Downloads

                                    Rar.exe
                                    • Path C:\Program Files\WinRAR\Rar.exe
                                    • Size 816KB
                                    • SHA256 2ce9d9f8cd10e8ceb3a943e1464938ecab682313f8e4525df17068b3eae5b05b
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    Rar.txt
                                    • Path C:\Program Files\WinRAR\Rar.txt
                                    • Size 110KB
                                    • SHA256 c6eb9a85f529808571cd04e3d752b5269d3b7be0b3f2f1cbac011942b326103e
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    RarExtInstaller.exe
                                    • Path C:\Program Files\WinRAR\RarExtInstaller.exe
                                    • Size 218KB
                                    • SHA256 eefc81979f082c8dbab05ff3a68930501f2226a7e2688903b2806e2eb6837a5a
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    UnRAR.exe
                                    • Path C:\Program Files\WinRAR\UnRAR.exe
                                    • Size 547KB
                                    • SHA256 e785a0c0dcf79385f0483c1eb2242e3937d0447f6b21dd158906e92757b46542
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    Uninstall.exe
                                    • Path C:\Program Files\WinRAR\Uninstall.exe
                                    • Size 402KB
                                    • SHA256 926df1506082e88f388f394f4c9d190a23b21e1519acf03d0e474528bb920c8b
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    WhatsNew.txt
                                    • Path C:\Program Files\WinRAR\WhatsNew.txt
                                    • Size 61KB
                                    • SHA256 5ec6594b8e544fe47985ddf252f895af17c5db5e4655b6bdb7c45e890844b513
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    WinRAR.chm
                                    • Path C:\Program Files\WinRAR\WinRAR.chm
                                    • Size 321KB
                                    • SHA256 3f63a1c62f171902906e0b0bd720259aafe4786ddc5078953da73ac77f9ffea4
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    WinRAR.exe
                                    • Path C:\Program Files\WinRAR\WinRAR.exe
                                    • Size 3.3MB
                                    • SHA256 b3a8469d2b132391d206d0799b34c563c0bdf6e7166a378e249f45848f5f1cb8
                                    • MD5 SHA1 SHA512 SSDEEP TLSH
                                    Submit Download

                                    version.dat
                                    • Path C:\Users\Admin\AppData\Roaming\WinRAR\version.dat
                                    • Size 12B
                                    • SHA256 7a53a43d23c317843b9d14b094f14b432adadd96b2d305b75ff4b424f3e5df05
                                    • MD5 SHA1 SHA512
                                    Submit Download