Malicious PDF — malware analysis report

Static analysis result for SHA-256 341a1e02dbe6da4e…

MALICIOUS

PDF

37.1 KB Created: 2021-05-24 04:14:39 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: d4af4e1decd07792660fc7c8f8b5b593 SHA-1: 2dfb9874cebc9ca6419c4ad6d68b6f98b78d47cf SHA-256: 341a1e02dbe6da4e9c2d9b5a5989edd40cd57452a8e42f90b2f1a00be8d2e611
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains multiple links to redirectors and known malicious infrastructure, masquerading as 'free generator' or 'game hack' lures. The document body explicitly contains the URL 'https://netcdn.xyz/app/835599320/tiktok-free-views-game-hack' and a call to action 'CLICK HERE TO ACCESS TIKTOK GENERATOR', indicating a phishing or social engineering attempt to trick users into downloading further malware. The presence of multiple PDF-specific heuristics related to malicious redirectors reinforces this assessment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7095

Heuristics 4

  • PDF links to a 'free generator / game hack' redirector critical PDF_GAME_HACK_REDIRECT_LURE
    PDF's clickable action targets a redirector of the form /app/<id>/<slug>-game-hack — the landing-page shape of a large SEO 'free spins / generator / game hack' lure family that funnels victims through rotating disposable hosts to a malware/scam payload. The multi-link variants also trip ML/link-farm rules; this catches the single-link variants that otherwise score clean. CRITICAL on its own: the /app/<id>/<slug>-game-hack path shape is unambiguous scam infra, and the host rotates so a host-list match can't be relied on.
  • 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/835599320/tiktok-free-views-game-hack In PDF document text
    • http://pdapanache.com/images/get-free-robux-com_GM431946152.pdfIn PDF document text
    • http://pdapanache.com/images/free-robux-games-on-roblox_GM431946152.pdfIn PDF document text
    • http://pdapanache.com/images/coin-master-free-cards_GM406889139.pdfIn PDF document text
    • http://pdapanache.com/images/play-minecraft-pocket-edition-for-free_GM479516143.pdfIn PDF document text
    • http://pdapanache.com/images/cm-daily-spins_GM406889139.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off00002d2a.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2D2A 24876 bytes
SHA-256: 17ac52ce7212da749672c1e966d8b858a58f301352dc354487b0894d9adc757b
font_01_sfnt_off00006560.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6560 3284 bytes
SHA-256: ef8868779e8bd301c045a22e5c345cdda85194034059658d3e163037b7ababf2
font_02_sfnt_off000070ae.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x70AE 17752 bytes
SHA-256: c0458c8281c5f614ec80a73af60f82da894f7f0cb4b38fcd4688d4eb1216e853

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