MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which, https://ttraff.cc/pify?keyword=sql+server+2008+r2+express+iso, is identified as a malicious redirector. The document body, though heavily obfuscated, appears to reference software downloads, suggesting a lure to trick users into clicking the malicious link. The presence of a large number of external PDF links also indicates a link farm, likely for SEO poisoning or to distribute 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=sql+server+2008+r2+express+iso In PDF document text
- http://zitifedak.gpanm.org/uploads/1/3/0/7/130738779/nalemaxubix.pdfIn PDF document text
- http://files.childrensbridgefoundation.com/uploads/1/3/0/7/130740465/673926fd732.pdfIn PDF document text
- http://lujez.communityproblemsolvingday.com/uploads/1/3/1/3/131398140/0b38e8cb.pdfIn PDF document text
- http://files.thelifelinechurch.org/uploads/1/3/0/7/130740069/8181346.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/1/0437/7706/5121/files/61835285824.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/42539854631.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6229/6725/files/11181265335.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8421/8532/files/11222627598.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6876/7907/files/amarok_v6_specs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7356/7901/files/95752049854.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32773531818.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7963/8942/files/vigufixenijobof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8180/1629/files/84512078302.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2761/8209/files/18606822339.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2820/0096/files/84658487958.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8954/2809/files/sogofukos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4754/2175/files/suvaxafow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9456/4250/files/educational_psychology_slavin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6917/6985/files/sakakoroviwoxijes.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_off00009f6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F6C | 5428 bytes |
SHA-256: 61fa9ecf8b9c73816dc82c35332529a78f3ce0e747485b30d3c074ddc4eefdb9 |
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font_01_sfnt_off0000b209.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB209 | 15204 bytes |
SHA-256: 4016c81d4e1b5b09e1d73ceb233603a883fee71119e705fac103f9da43cfbfb4 |
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