MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document employs SEO link farming techniques to distribute malicious content, masquerading as a user manual. It contains numerous links to external PDF files, many of which are hosted on domains designed for SEO manipulation. The primary redirector URL, https://ttraff.cc/wb?keyword=audi%20a3%202017%20user%20manual, suggests a lure for users searching for specific vehicle information.
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/wb?keyword=audi%20a3%202017%20user%20manual In PDF document text
- http://files.fauxmesticgoddess.com/uploads/1/3/1/8/131856381/gevaxil.pdfIn PDF document text
- http://files.ckumaresan.com/uploads/1/3/0/7/130739343/f25f408c3e74.pdfIn PDF document text
- http://files.geeveemeyer.com/uploads/1/3/0/9/130969431/2438.pdfIn PDF document text
- http://files.conjunctionmedia.com/uploads/1/3/1/4/131409761/8780520.pdfIn PDF document text
- http://files.vmartfilipinostore.com/uploads/1/3/1/3/131381553/totebom_wumizeduzel.pdfIn PDF document text
- http://files.arippleeffect.ca/uploads/1/3/1/3/131380546/79e8d0.pdfIn PDF document text
- http://files.wisewomanliving.net/uploads/1/3/1/4/131453623/625741.pdfIn PDF document text
- http://files.crafterafterhours.com/uploads/1/3/1/1/131164002/kadirorepaji.pdfIn PDF document text
- http://files.5oclocktravelandcruise.com/uploads/1/3/0/9/130969260/ridinodupunorutufije.pdfIn PDF document text
- http://files.thenewschoolpreschool.com/uploads/1/3/0/7/130739452/satevepumebu-garovuretetafok-bonazet-gimoxe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://nonepagok.files.wordpress.com/2020/07/78547367304.pdfIn PDF document text
- https://surefab.files.wordpress.com/2020/07/zapebogilugadunaragusabe.pdfIn PDF document text
- https://desowodor.files.wordpress.com/2020/07/24529310100.pdfIn PDF document text
- https://xomabife.files.wordpress.com/2020/07/64110006738.pdfIn PDF document text
- https://nizulaxowamo181495606.files.wordpress.com/2020/07/50943974305.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5174/5442/files/vujagopevixu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3973/6487/files/vusemugaxamexibevobutox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8184/3353/files/gilelut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2898/7547/files/52124624252.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kixekitigatozodevejale.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5162/2306/files/dukaxal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7372/4825/files/sivogopekixup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1340/5850/files/xiluluzipariseladaf.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_off00005f79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F79 | 5224 bytes |
SHA-256: 3af0bf619d464b8df24a63204c6f9cea3f3d77b79b5dab0952f01b6493618cc4 |
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font_01_sfnt_off0000710d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x710D | 9684 bytes |
SHA-256: 385f2a675b73141d4a9373cd6ee561cfe300ab66c9047d7ee3be1e5baca9605b |
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