PDF malware analysis — malicious · 1280b5e9a407928f

MALICIOUS

PDF

42.0 KB Created: 2021-05-12 16:05:57 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04

MD5: 8633a045f71c8f92c7a7d45cf19e34a2 SHA-1: 1c406002e656fb3593458e7a3619082862a9bb79 SHA-256: 1280b5e9a407928fbcd7946f3669ff73aecb536dadd62f8c8be38c783a06908f

100 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF contains a link to a known malicious redirector, which is designed to lead users to download potentially unwanted or malicious software. The document body and embedded URLs suggest a lure related to game hacks and cheats, such as 'Coin Master' and 'Roblox'. No scripts were extracted, but the presence of a malicious redirector and the nature of the lures strongly indicate a malicious intent to distribute malware.

Machine Learning

Nyx PDF Classifier malicious score 0.9971

Heuristics 3

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL https://netcdn.xyz/app/406889139/coin-master-apk-hacked-3.5.26-game-hack In PDF document text
- http://whiteyaknepal.com/userfiles/files/free-roblox-card-codes_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/roblox-password-hacker_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/roblox-com-free-robux_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/roblox-free-body_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/free-robux-hack-no-human-verification_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/free-robux-group_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/bad-minecraft-free_GM479516143.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/free-robux-sites-that-work_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/roblox-sign-in-free_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/mcpe-116_GM479516143.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/free-robux-safe_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/minecraft-116-free_GM479516143.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/how-do-i-get-free-robux-on-roblox_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/free-spins-link-in-coin-master-2021_GM406889139.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/websites-that-give-free-robux_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/free-roblox-accounts-that-work_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/earn-robux-now_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/coin-master-free-spins-and-coins-generator_GM406889139.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/roblox-admin-hack_GM431946152.pdfIn PDF document text
- http://whiteyaknepal.com/userfiles/files/ways-to-get-free-robux-2021_GM431946152.pdfIn PDF document text
- http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00004909.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x4909	24380 bytes
SHA-256: `a7e25220963c86a364a989aba8faa75e9a3ca329d949e7d485ac96d5cc503711`
`font_01_sfnt_off00008046.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8046	18732 bytes
SHA-256: `eb6de58498ee2557ccb528b62e2a72b57045cb6521112ed3535261959c0adb45`

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