MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a prominent link disguised as a download for a "synonyms dictionary". This link redirects to `ttraff.com`, which is flagged as a malicious redirector. The document also exhibits characteristics of a link farm, with numerous embedded links pointing to PDFs hosted on various domains, including Shopify. This suggests a social engineering tactic to drive traffic to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.com/pify?keyword=synonyms+dictionary+free+download+pdf In PDF document text
- http://files.rabbitmountainlavender.com/uploads/1/3/1/0/131070072/gatuxalufof-sodakogixigabo-wisolatifomuziz.pdfIn PDF document text
- http://files.downingcpa.com/uploads/1/3/1/8/131856065/tobibavamujifas.pdfIn PDF document text
- http://files.bouvier.org/uploads/1/3/2/6/132682610/1fe8f4ac951c1.pdfIn PDF document text
- http://files.kaptive8photo.com/uploads/1/3/2/6/132681316/wimawejopati_kiwawiriretopun.pdfIn PDF document text
- http://files.disfrutaelmundo.com/uploads/1/3/1/4/131438501/189948.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0437/2224/4246/files/al_dente_corso_italiano.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6244/3683/files/mamobuxogepigekoxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4071/8496/files/99909259101.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9506/4730/files/76792634609.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0453/2423/9003/files/access_control_technologies.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8577/4502/files/airplane_crash_reports.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1036/5339/files/12069616153.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6012/4061/files/rufiwonagefok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4479/7607/files/ball_bearing_price_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4277/4935/files/53999033774.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_off0000529f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x529F | 5384 bytes |
SHA-256: a4f7ba902df2180eccd97cb45dc481327cf4293d60ffdc6b1681238bc1390c9e |
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font_01_sfnt_off000064df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64DF | 10308 bytes |
SHA-256: 6f730323767cc1bf971bf17b98bd9057e8e99131b0f155a1400234eaf0a76bb5 |
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font_02_sfnt_off000087bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87BD | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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