MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a significant number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier also strongly flagged this PDF as malicious. The embedded document body text, though partially corrupted, contains a URL that mirrors the structure of many other extracted URLs, suggesting a coordinated effort to direct users to a large number of external resources. The primary goal appears to be SEO manipulation or the distribution of further malicious content via these numerous links.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://switalia.com/uploads/1/3/0/8/130814293/130814293.html#como+hacer+cuadros+comparativos+en+word+2016
- http://dreamboxrecords.com/uploads/1/3/0/5/130588611/jivoduteduvolej.pdf
- http://cyberaffairs.com/uploads/1/3/1/0/131070431/sotedikiva.pdf
- http://hatetoship.com/uploads/1/3/0/5/130550976/3991925.pdf
- http://stsbuildersllc.com/uploads/1/3/1/1/131163664/sibege.pdf
- http://leishmanmews.com/uploads/1/3/0/7/130738555/0ab422.pdf
- http://butterflybeautyuk.com/uploads/1/3/0/5/130589277/9584441.pdf
- http://cornonthecobaz.com/uploads/1/3/0/3/130379377/8830170.pdf
- http://auxsaveursdantan.com/uploads/1/3/0/2/130287939/5558719.pdf
- http://wirelessearphones.org/uploads/1/3/0/2/130287852/2747519.pdf
- http://farnorthaviation.com/uploads/1/3/0/6/130621127/nirukez.pdf
- http://renovchalet.fr/uploads/1/3/0/7/130776875/malif.pdf
- http://hibernianadvisors.com/uploads/1/3/0/3/130323620/3340039.pdf
- http://marleerussell.com/uploads/1/3/0/6/130622059/9393213.pdf
- http://brazilianzsteakhouse.com/uploads/1/3/0/6/130604782/9e2730e8fd21.pdf
- http://mccookchurchofchrist.org/uploads/1/3/0/4/130435499/5394814.pdf
- http://swflhandyman.com/uploads/1/3/0/5/130541186/nokinomozakewaziv.pdf
- http://alice-paul.com/uploads/1/3/0/7/130775505/c75563c1.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_off00006bd3.binddde1d0ebdf2bbcedfeb2f101aea8b115dc1e201fb568f20fda1c93013365e52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BD3 | 8116 bytes |
font_01_sfnt_off00008995.binbf240dba55bd678b3a0b569e59ac32fbecc48c1f838ec67b252a2537cac9010d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8995 | 1984 bytes |
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