MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, including one pointing to a known malicious redirector at 'https://ttraff.ru/pify?keyword=genetics+from+genes+to+genomes+5th+edition+pdf+free'. This indicates a social engineering attempt to trick users into visiting a malicious site, likely for credential harvesting or further malware delivery. The document body, though heavily obfuscated, contains the same URL, reinforcing the lure.
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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.ru/pify?keyword=genetics+from+genes+to+genomes+5th+edition+pdf+free In PDF document text
- http://files.homegrownpillows.com/uploads/1/3/1/4/131453432/2886875.pdfIn PDF document text
- http://nufoja.justjig.com/uploads/1/3/0/8/130814017/detisitenijikumir.pdfIn PDF document text
- http://files.capitolhillhealingartscollective.com/uploads/1/3/2/8/132814848/433077.pdfIn PDF document text
- http://xofame.gatherph.com/uploads/1/3/0/9/130969060/7049800.pdfIn PDF document text
- http://files.polowl.com/uploads/1/3/0/7/130775834/gegiresaz.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/1/0434/8523/3318/files/exercise_simple_present_tense.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6095/2229/files/62058924553.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2567/7982/files/rujob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2929/1427/files/sinofeju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9459/8047/files/lawoxinaponutatakukubugoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4325/8522/files/kisologe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0715/6128/files/bankers_adda_august_month_current_affairs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/56325204281.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5928/1048/files/25052335879.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7926/2615/files/99863957298.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5813/3152/files/25186952889.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_off0000f430.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF430 | 5484 bytes |
SHA-256: db6520e2569fbca2d7144655854f7694060e5f2734ada9b8b962cbf3c077cb13 |
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font_01_sfnt_off000106b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106B7 | 15164 bytes |
SHA-256: 3cf14f5fe421e73b7cab131a449e99c82a9fcc547ec63deafd7790e1e90317a5 |
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