MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF file contains multiple heuristics indicating malicious intent, specifically a redirector link and a link farm. The primary malicious URL identified is 'https://ttraff.cc/pify?keyword=eyewitness+report+meaning', which is flagged as a known malicious redirector. The document body, though heavily obfuscated, contains references to the redirector URL and appears to be generated by wkhtmltopdf, suggesting a programmatic approach to creating lure documents. The presence of numerous external PDF links, many hosted on shopify.com, further supports the link farm heuristic.
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=eyewitness+report+meaning In PDF document text
- http://files.spiritcreekfarm.com/uploads/1/3/1/3/131384436/9062587.pdfIn PDF document text
- http://files.miisteamhaititeachers.com/uploads/1/3/1/0/131071196/lexanisuzipe_tukol.pdfIn PDF document text
- http://vasonom.akmaritimejobs.com/uploads/1/3/1/8/131871717/5da4f6afde12.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/1/0437/0527/0437/files/encyclopedia_of_philosophy_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5196/5855/files/tipos_de_carcinogenos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2820/0096/files/xenulumobuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0456/4464/4519/files/oracle_fusion_intercompany_reconciliation_report.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3342/0195/files/72048517963.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6150/2362/files/52307175564.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2246/5699/files/ludelemibejisiviwab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8022/7747/files/36280681284.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3900/6632/files/funivigiwurotoguzerixib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3127/3365/files/potomixukagawet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/4676/8535/files/catalogo_eudora_ciclo_5.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gijamibumiji.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_off00007379.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7379 | 5260 bytes |
SHA-256: 169c35cc64d6a81c34e1292ee3ff3dd3385ade8417eb6af110d19ce85221b5fc |
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font_01_sfnt_off00008560.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8560 | 10312 bytes |
SHA-256: 8053e1ae91fbae232b71724224b053215f133f9516ff0d7e28ababbdf7aff1cf |
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