MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF was flagged as malicious due to its inclusion of a link farm containing numerous external links, with one specifically pointing to known malicious redirector infrastructure. The embedded URL 'https://ttraff.cc/pify?keyword=academic+word+list+english+german+pdf' is a primary indicator of this malicious activity. The document body, though heavily obfuscated, contains this URL, reinforcing the attack pattern. The presence of multiple Shopify-hosted PDF links suggests an attempt to create SEO spam or a deceptive content delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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://ttraff.cc/pify?keyword=academic+word+list+english+german+pdf In PDF document text
- http://files.accomplishedteachingny.org/uploads/1/3/1/4/131453465/2143170.pdfIn PDF document text
- http://files.teresacarosa.com/uploads/1/3/1/4/131483830/tixuwaw-zebeto.pdfIn PDF document text
- http://files.gillysalmon.com/uploads/1/3/1/4/131452840/7e497ecee388.pdfIn PDF document text
- http://files.silversmithminiaturehorses.com/uploads/1/3/1/4/131405977/3559431.pdfIn PDF document text
- http://files.pitchervillesoap.com/uploads/1/3/1/3/131398555/2392687.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0433/8073/files/10_000_reasons_bless_the_lord_chords.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8139/1514/files/kigudulonafupape.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8113/6296/files/bapepezivak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6431/0425/files/66579304717.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0791/6707/files/bolotalif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9966/7099/files/wusupixedilanivo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5639/0559/files/xusegogixef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9739/1261/files/26462206081.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9030/3381/files/oxford_dictionary_english_to_bengali_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6758/8252/files/40189580090.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7106/2684/files/37492354837.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7106/8577/files/college_physics_etkina_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4790/2623/files/bioreactor_system_design_asenjo.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000da93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA93 | 5652 bytes |
SHA-256: 75bb9d10fd8c8fc2c93ed66e1155520fa9c19362041de06a78a252f6d5953287 |
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font_01_sfnt_off0000edb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDB1 | 10172 bytes |
SHA-256: 345a2203239c0f69abd2f9d55cc49216b93797603ac0143eb42e7aacd13d33dd |
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