MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a redirector service (ttraff.cc) known for malicious activity. The ML classifier strongly indicates maliciousness. The document body itself is heavily obfuscated and appears to contain the URLs, suggesting a lure to external malicious content.
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=file+%25C4%2591u%25C3%25B4i+pdf+l%25C3%25A0+g%25C3%25AC In PDF document text
- http://files.marywillock.net/uploads/1/3/1/8/131857421/6faa43c60cee.pdfIn PDF document text
- http://files.ororossodelmonferrato.com/uploads/1/3/1/4/131406182/latodapata.pdfIn PDF document text
- http://files.dallasbrunchclub.com/uploads/1/3/0/7/130776447/tofubovaw-tuvovabunatabep-purigokobezelad-turanamoj.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/1/0430/9018/2304/files/49573300155.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4245/5197/files/44848327789.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/6117/8521/files/simpsons_tapped_out_donut_hack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9183/6566/files/dofematepijizefuwebosi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2785/5522/files/tevudufijevot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1960/7962/files/12722204982.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/savowogofoxifonikili.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5883/9203/files/xazujixakidopijadudu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0163/4201/files/wedupatelefapizud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8011/2545/files/fexofabezusagufodaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5982/9149/files/tivif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0521/3847/files/43272131949.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7959/8229/files/adobe_photoshop_trial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4731/3827/files/39584896328.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000066af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66AF | 5268 bytes |
SHA-256: 4b819aa3fcf695e3a9fe4839fc87c2738cd02df5a9ba543df7c292cb27cdeebe |
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font_01_sfnt_off00007858.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7858 | 10144 bytes |
SHA-256: 84b1fae1b9f6aa9a910e1ca2470bf82caf7e104b33a33e113eb49919999498a7 |
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font_02_sfnt_off00009b45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B45 | 16376 bytes |
SHA-256: bc7e3f6831be34686de02ce7be2a06b9f1fa2b1a298201cd6e3dc3baf4672bf7 |
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