Malicious PDF — malware analysis report

Static analysis result for SHA-256 c9e0274b7bfc7b04…

MALICIOUS

PDF

36.1 KB Created: 2021-05-22 16:11:46 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2026-06-04
MD5: fc21168b76cb1001fbf8dc36ab0773fd SHA-1: e16e31c470dfe5741bbcf1c95afbb4febbb52702 SHA-256: c9e0274b7bfc7b04f3aa259dafbe27b1efdd7740c18da9ff6ca64de2577a9801
200 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains multiple embedded links that redirect to malicious infrastructure, masquerading as a free Minecraft generator. The lure impersonates the Microsoft brand, suggesting an attempt at credential phishing. While no scripts were explicitly extracted, the PDF structure and embedded URLs strongly indicate a malicious intent to redirect users to potentially harmful sites.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9492

Heuristics 5

  • 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.
  • Brand-impersonation credential phishing lure high SE_BRAND_CREDENTIAL_PHISH
    Document impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: call-to-action link host does not match the impersonated brand: https://netcdn.xyz/app/479516143/free-minecraft-worlds-game-hack.
  • 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/479516143/free-minecraft-worlds-game-hack In PDF document text
    • http://www.htc.edu.au/images/minecraft-pocket-edition-free-download_GM479516143.pdfIn PDF document text
    • http://www.htc.edu.au/images/minecraft-pe-hack-client-ios_GM479516143.pdfIn PDF document text
    • http://www.htc.edu.au/images/how-to-get-java-minecraft-free_GM479516143.pdfIn PDF document text
    • http://www.htc.edu.au/images/game-toolbox_GM479516143.pdfIn PDF document text
    • http://www.htc.edu.au/images/free-robux-generator-com-roblox-hack_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.

FilenameKindSourceSize
stream_002_off00003379.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x3379 25068 bytes
SHA-256: 20b598e53e1ba6105d2aec9661f6ba9ab386fb4f29b4ef24e58d7254abcadbf9
font_01_sfnt_off00006c18.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6C18 18156 bytes
SHA-256: 664c7195a075aff6dcec565529a8f8eee0b73719923e2c76767f815b88d63ca4

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