MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to malicious infrastructure, specifically a URL designed for SEO-based phishing. The document body, though heavily obfuscated, contains a URL that appears to be part of this lure. The presence of numerous external PDF links further suggests an attempt to manipulate search engine results for malicious purposes.
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=atlas+copco+air+compressor+maintenance+manual+pdf In PDF document text
- http://files.drjaygrossman.com/uploads/1/3/1/4/131453588/marivawilerumo_radiletifef_sofukat.pdfIn PDF document text
- http://junalidog.bakersfieldcustomsigns.com/uploads/1/3/1/6/131637136/94b1d1dbc83.pdfIn PDF document text
- http://files.karenhalpern.net/uploads/1/3/1/4/131407406/5973e0db8.pdfIn PDF document text
- http://bogatok.eimanelgibreen.com/uploads/1/3/1/3/131380485/xulatono_vupaf_zubim_valufubavogo.pdfIn PDF document text
- http://files.hanna-jang.com/uploads/1/3/0/7/130738918/222be96f1f3.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/5358/0441/files/19649573742.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1374/1471/files/43479755367.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/64143080377.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5530/0249/files/ielts_academic_task_2_vocabulary.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pexigubozorabavajodumixi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8945/3473/files/89531547141.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1617/4243/files/sovizafaxoloxilajode.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3486/9921/files/tapoxorimarasabopod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8859/3567/files/65323627547.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8085/2383/files/4663703139.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8280/0542/files/gapipadufesonapifibej.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c370.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC370 | 2828 bytes |
SHA-256: a17885b4fd577e0298a64705d5055d2ac7c2363fd7008e9cf236b3df412a17d8 |
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font_01_sfnt_off0000cd6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD6A | 5172 bytes |
SHA-256: 767aadf159b4b8da4fff618a3dda51dc5fd67bc676f071e52ad5931856c420c3 |
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font_02_sfnt_off0000ded9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDED9 | 9848 bytes |
SHA-256: 9be6f5488dac8379fb2fd529eb53971d1a7a56dfa060bbce4826ca63a21a9abc |
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font_03_sfnt_off0001006a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1006A | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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