MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious Link
T1566.002 Spearphishing Attachment
The PDF contains a significant number of external links, many pointing to domains associated with link farms and SEO manipulation. One critical heuristic identified a link to a known malicious redirector, suggesting an attempt to funnel users to malicious content. The presence of a "download" call-to-action further supports a lure-based attack pattern. No scripts were extracted, but the link farm and redirector heuristics strongly indicate a malicious intent to direct users to harmful sites.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.ru/wix?keyword=inboxdollars+hack+apk+download In PDF document text
- http://ranedug.keewahla.com/uploads/1/3/1/4/131407440/f4b91d5f.pdfIn PDF document text
- http://donowipe.amongmountains.com/uploads/1/3/0/9/130969352/7082156.pdfIn PDF document text
- http://files.lorenasantacruz.com/uploads/1/3/1/4/131407144/8c5301c5de1464.pdfIn PDF document text
- http://files.novahtrp.com/uploads/1/3/1/4/131437978/rosovenuwa.pdfIn PDF document text
- http://rurejase.fbcoflizton.com/uploads/1/3/2/8/132814930/riwof-fazevidepoduta-bisotajipimi-mozeg.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/1/0436/8682/2053/files/pumati.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/0193/6033/files/9935628852.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4842/6920/files/metroid_nes_tourian_walkthrough.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9164/7894/files/jipenop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1044/9820/files/93196317787.pdfIn PDF document text
- https://2bf37940-a350-42c8-a659-4aad8f1a295b.filesusr.com/ugd/50988c_d5e168186cb2482d9cf19a2882ed2f54.pdf?index=trueIn PDF document text
- https://dc1eabe8-b70d-4b06-b7d1-fd0ec6fca573.filesusr.com/ugd/5b5da7_e94dd28e98f84862b7ba1268d4e57b45.pdf?index=trueIn PDF document text
- https://53275f76-08b2-42f3-bb02-5b7f38d28344.filesusr.com/ugd/cf9ff1_969f84ad9d014742b10b24d387c883a7.pdf?index=trueIn PDF document text
- https://a51c16f8-b10d-4d8b-98f1-446b67219a41.filesusr.com/ugd/b41a9a_3a279e41e54347258b1898f3799c3b44.pdf?index=trueIn PDF document text
- https://0949b12d-41d8-4b1f-8b69-070fa6290c06.filesusr.com/ugd/6924eb_a056b32726de4d408c34e6ea25f448bc.pdf?index=trueIn PDF document text
- https://156bf388-540e-45ba-95e7-7e3573f7540b.filesusr.com/ugd/d93890_169e9b84224c473c9e112abc4719ebcf.pdf?index=trueIn PDF document text
- https://d1d6e7ca-daf9-4656-b2df-35dc97b8bed9.filesusr.com/ugd/55e2c6_9b3dcc8053f346629135881a23730c68.pdf?index=trueIn 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_off000060ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60EC | 5464 bytes |
SHA-256: 4552c81d474a84d5a0a23376294801d1bb276053ffe410de11b87209471d3acd |
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font_01_sfnt_off00007387.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7387 | 10760 bytes |
SHA-256: ff5307a400f477d8f7281ab763c9f20ddbb19be6405f4d860e34a8283c023127 |
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