MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.com/pify?keyword=car+rental+application+form+pdf'. This URL, combined with the PDF structure and numerous embedded links to external PDFs, suggests a phishing or malware distribution attempt. The document body, though heavily corrupted, contains text related to a 'car rental application form', reinforcing the lure. The ML classifier also strongly flagged this PDF as malicious.
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.com/pify?keyword=car+rental+application+form+pdf In PDF document text
- http://xefulugog.emilyjaneart.co.uk/uploads/1/3/0/8/130814328/4524714.pdfIn PDF document text
- http://files.madisonmedium.com/uploads/1/3/2/7/132710627/6161071.pdfIn PDF document text
- http://files.cpr-instructorclasses.com/uploads/1/3/1/3/131380295/5617529.pdfIn PDF document text
- http://fexur.coipuganda.org/uploads/1/3/2/3/132303027/4854596.pdfIn PDF document text
- http://zipez.windowproductsinc.com/uploads/1/3/2/6/132682883/gupituxenopakupopi.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/1/0432/3137/9618/files/xusepod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4929/5776/files/2120903490.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1609/3849/files/31284747862.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4628/1120/files/bulova_marine_star_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29331550606.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0586/9213/files/comparing_and_ordering_decimals_worksheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7713/1683/files/alphabet_activity_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0461/7119/files/98652957023.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8393/7432/files/72074099783.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7389/6602/files/70834106048.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jegatakufiritejat.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0445/5782/8260/files/circle_of_willis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6846/5053/files/variwujutixigijaruranap.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_off00007834.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7834 | 5028 bytes |
SHA-256: b7388901835434c5fdaf61ecac7f3e25a43294f5d343bbcb50846ff4122dfb53 |
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font_01_sfnt_off00008932.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8932 | 10304 bytes |
SHA-256: 6c6e497fbe0c977815edc0f53f01dcb1134c62b7f91c83f743ff40c3021b6e0d |
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