MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, many of which point to a link farm designed to host other PDFs. One prominent link directs to a known malicious redirector, suggesting a phishing or malware distribution attempt. The document body, though heavily obfuscated, contains text related to a PDF download lure and the malicious URL itself.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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://ggtraff.ru/strik?keyword=molecular+biology+principles+of+genome+function+2nd+edition+pdf+download
- https://site-1036820.mozfiles.com/files/1036820/lufonugo.pdf
- https://site-1040277.mozfiles.com/files/1040277/foravewopana.pdf
- https://site-1042884.mozfiles.com/files/1042884/zodofuximifofakuwavirop.pdf
- http://files.flashfoto.com.au/uploads/1/3/1/6/131637014/jupumajugol-kaguvo-sefosaj-vajabena.pdf
- http://files.crackodawnfarm.com/uploads/1/3/1/4/131408340/9676635.pdf
- http://mefase.chbcdunlap.com/uploads/1/3/1/8/131856819/ferupumipewo.pdf
- http://jezafirab.beachstreetboutiqueapparel.com/uploads/1/3/2/6/132695351/f231285a99f.pdf
- http://files.desainbangunan.com/uploads/1/3/1/3/131383297/107506.pdf
- http://tefol.victoriagrayphotography.com/uploads/1/3/1/4/131406950/jiwuva.pdf
- https://uploads.strikinglycdn.com/files/a20548d7-14c4-42cc-9be6-f5d5501b76e3/kufazuzivowunixalo.pdf
- https://uploads.strikinglycdn.com/files/306c354d-7f98-4b79-9381-bcb9edb67d66/nifazi.pdf
- https://uploads.strikinglycdn.com/files/f50c0c13-bb0f-4770-af2f-8e1dffc952db/bakukudoru.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000045e9.bine1970cbadd654378921e3db7eba22fc2cddab0ededcb67adf69aa9d42187d5b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x45E9 | 5948 bytes |
font_01_sfnt_off00005a34.bin28848308b4df7a18136e014b5a111c522117e095ce45f926434ba08d68b3093e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A34 | 9588 bytes |
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