MALICIOUS
214
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, appears to reference a 'Chevy cruze rs manual for sale', suggesting a lure to entice users to click on the malicious links. The presence of a 'PDF_SEO_LINK_FARM' heuristic further indicates a large number of outbound links, likely for SEO manipulation or to distribute malicious content. The 'SE_CALLBACK_LURE' heuristic suggests a potential callback phishing or tech-support scam context.
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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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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/wb?keyword=chevy%20cruze%20rs%20manual%20for%20sale In PDF document text
- http://files.gsm-inc.com/uploads/1/3/0/7/130776812/4198161.pdfIn PDF document text
- http://files.nmbseminar-sd.org/uploads/1/3/0/9/130969403/kebonulivafib.pdfIn PDF document text
- http://files.thatdrummerguy.com/uploads/1/3/1/3/131383982/4183514.pdfIn PDF document text
- http://files.mshamsi.com/uploads/1/3/0/7/130740193/f82cfb923e0e1.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/1/0432/3049/4878/files/53514727925.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1488/0405/files/poraku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6987/5111/files/gumujojagewugenotugiwito.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6902/2109/files/79438441084.pdfIn PDF document text
- https://pakelito68704891.files.wordpress.com/2020/07/wijaweros.pdfIn PDF document text
- https://surizesudipu.files.wordpress.com/2020/07/lizujabojifakosinemogalaj.pdfIn PDF document text
- https://debemid.files.wordpress.com/2020/07/25193114807.pdfIn PDF document text
- https://wekunupapire.files.wordpress.com/2020/07/bovejelijabaf.pdfIn PDF document text
- https://viluxifapu.files.wordpress.com/2020/07/1597260145.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/taniseraguvifololesugom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3349/3655/files/mivigobosafovajefu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7518/2485/files/11433560142.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8986/3580/files/48515877883.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rumifagekesodurelakalon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9065/6924/files/desedup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1227/5870/files/lukozogodalusemez.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9037/8903/files/57456932313.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/ganisififado.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_off00007d76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D76 | 5112 bytes |
SHA-256: 1d65565b745983582e1554e1326d4edc5a9d739f2c38652c4979ecac7c431608 |
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font_01_sfnt_off00008ec3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8EC3 | 9924 bytes |
SHA-256: 34fde9c1fce3b039762e69551a93d0709c23b2081a8626c948f01fdc566ecc91 |
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