MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristics indicating malicious redirection and a link farm, including a critical finding for a malicious redirector. The document body, though heavily obfuscated, contains a URL that points to a redirector service. This suggests the document is designed to trick users into visiting malicious websites, likely for phishing or malware distribution.
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.cc/pify?keyword=skin+smooth+brush+photoshop+cc In PDF document text
- http://nijekob.dutchesshousepatterns.com/uploads/1/3/2/8/132814930/b051f217eaf8d3.pdfIn PDF document text
- http://files.koalaremedies.com/uploads/1/3/1/6/131636654/nubuligimamopekupo.pdfIn PDF document text
- http://files.htradingpost.com/uploads/1/3/1/1/131163718/efdb086061.pdfIn PDF document text
- http://files.kevinportmann.com/uploads/1/3/1/4/131453610/nalado-galabujosafo-kisoxu.pdfIn PDF document text
- http://files.congregationofthemission-un-ngo.com/uploads/1/3/1/4/131437484/6d98c.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/1/0430/5915/1009/files/ryobi_4_cycle_trimmer_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2515/4716/files/d_d_5e_baby_bestiary.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2031/2991/files/4072354534.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6016/5797/files/19816362734.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6425/2826/files/korebukasowibiwaro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2821/5968/files/ayurvedic_cooking_for_self_healing_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3069/9414/files/javaruxolawizusero.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9423/5553/files/47919795109.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/1450/0006/files/sejotumib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5064/6169/files/doom_3_cheats_ps3.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9330/3204/files/70447536018.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/5674/1022/files/47094718215.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6021/3398/files/wodawuf.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_off000086f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86F2 | 5240 bytes |
SHA-256: 6c0f3664a4927b81f5b80891c69484dd7986f30e70ba7c62b09144faf58fe425 |
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font_01_sfnt_off0000988b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x988B | 13392 bytes |
SHA-256: 27c9559200c3696bc30fbedcb475116ea8f3ede66faafc430e5d6eeae615c6bf |
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