MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a redirector service known for malicious activity. The document body, though heavily obfuscated, contains a URL that appears to be a lure for "free antivirus software", suggesting a phishing or scam attempt. The presence of multiple SEO-optimized PDF links further indicates an attempt to distribute malicious content through deceptive means.
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=best+free+antivirus+for+android+tv In PDF document text
- http://files.ontargetmolecules.com/uploads/1/3/1/6/131607103/94da171b.pdfIn PDF document text
- http://kaxudar.catryanmedium.com/uploads/1/3/1/0/131070356/samigokujamegobo.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/1/0431/7370/7925/files/damubuxefefugoluw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5047/5413/files/suzomijejewadesafupogaku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8951/7973/files/nekefulepavomuzon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2229/3920/files/90219993765.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0327/3628/files/cariotipo_unam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1524/1891/files/medicinal_chemistry_mcq_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/4074/1275/files/5_day_workout_routine_for_weight_loss.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3266/4481/files/bomelofutuse.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4877/1488/files/o_rly_owl.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0577/7832/files/ballade_pour_adeline_partition.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
🗂 Part of campaign:
ontargetmolecules.com
6 samples
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000627c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x627C | 4860 bytes |
SHA-256: 4c005b4e358936b75eca6aef4f53afabaa11f9ea973bfe19aaa336e98b60140c |
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font_01_sfnt_off00007310.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7310 | 9996 bytes |
SHA-256: e34da4159b3850dc93b68f22eef455efcd470241c348b777d582e654085aa061 |
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font_02_sfnt_off00009551.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9551 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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