MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, a common tactic for SEO poisoning and redirecting users to malicious sites. One such link, 'https://ttraff.me/wix?keyword=autodesk+inventor+2015+manual+pdf', is flagged as a malicious redirector. The document body, though heavily obfuscated, contains references to the target URL and appears to be designed to mimic a software manual to entice clicks.
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.me/wix?keyword=autodesk+inventor+2015+manual+pdf In 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/1/0434/6730/9206/files/sofakupatepabo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4567/5420/files/12087913825.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8164/4697/files/reference_letter_for_rental_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4166/7734/files/bogeyman_crossword_answers.pdfIn PDF document text
- https://static.usrfiles.com/ugd/d6b5da_5ad3a9181d8343deab3be589d846671c.pdfIn PDF document text
- https://static.usrfiles.com/ugd/c0fca2_74f95191227a4386979ff49868e6d590.pdfIn PDF document text
- https://static.usrfiles.com/ugd/5a4c69_7cfcf143984d40188f7c23684f771867.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1655/2605/files/3906516432.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2537/5130/files/net_framework_4._7_1_developer_pack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3001/2316/files/vajakuzolowub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4921/2311/files/25383866069.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7102/0960/files/vogue_magazine_covers_2019.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9282/8579/files/one_piece_bounty_rush_apk_mod_2019.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2943/6315/files/sokesajadarumavotipap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7378/8321/files/92570512031.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000063e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63E3 | 5588 bytes |
SHA-256: c2312f9d33a5d797d283fd9e96fd5d63c4ed7bd4ffebc89e3df1323b0e89083c |
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font_01_sfnt_off00007770.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7770 | 5752 bytes |
SHA-256: ad87ac59d82982f9d2c765c260661ac6a17cc5765958275954e3cb0d639b01e2 |
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font_02_sfnt_off00008afa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8AFA | 10876 bytes |
SHA-256: 41a006594f68ceec0ce60de309cd90664553e011072760f2ba4f6b6ae48461a8 |
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