MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links, identified as a 'PDF link farm'. This suggests a tactic to manipulate search engine results or to distribute malicious content. While no scripts were directly extracted, the presence of numerous external URLs points towards a potential phishing or content distribution vector. The ML classifier strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://webdisk.bay-net.org/uploads/1/3/0/6/130604641/130604641.html#chaine+d%2527+%25C3%25A9nergie+exercice+corrig%25C3%25A9
- http://yowza-online.com/uploads/1/3/0/4/130476079/norewa.pdf
- http://herbalholistics.net/uploads/1/3/1/3/131383619/993393.pdf
- http://opcgivethegiftofart.com/uploads/1/3/0/5/130588573/aa292ccd672.pdf
- http://wrenchmonster.org/uploads/1/3/0/7/130775612/d53a414.pdf
- http://stellaboyd.com/uploads/1/3/0/5/130590375/bedofatowidaju_verosefe.pdf
- http://livingthepondlife.org/uploads/1/3/0/5/130541077/zofovabijax_viveju.pdf
- http://x0917202xstreamtravel.xsideas.com/uploads/1/3/1/3/131381961/4173744.pdf
- http://thistlerose.com.au/uploads/1/3/1/3/131382320/5bef0.pdf
- http://mail.outonthetowntransportation.com/uploads/1/3/1/3/131383548/9244288.pdf
- http://host139.coedsportswear.com/uploads/1/3/0/5/130550824/tuxuzavivej-bujure-dodafakuz.pdf
- http://endoftenancycleanplymouth.com/uploads/1/3/1/6/131637148/desukipipudexob.pdf
- http://securetest.ekeskogs-ridingacademy.com/uploads/1/3/0/6/130604748/5720106.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://jemoxevirez.files.wordpress.com/2020/06/90382469871.pdf
- https://dilupojuze.files.wordpress.com/2020/06/lofukupirasizipajise.pdf
- https://fufejuf.files.wordpress.com/2020/06/zavijufod.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/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off0000de69.bin2bd3ac60495473170a681e0c7d380a76bd73866d2b90d44cda669882f66df69b |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xDE69 | 20840 bytes |
font_00_sfnt_off0000ad98.bin53582aba051e94065dd35e0d33453ed02ee5134cd36fe62c4736c4d8d31523b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD98 | 16092 bytes |
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