MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document exhibits characteristics of a link farm, embedding a large number of external URLs. The heuristic 'PDF_SEO_LINK_FARM' specifically flags this behavior, indicating a potential attempt to manipulate search engine results or redirect users to malicious content. The ML classifier also strongly supports a malicious verdict. No scripts were extracted from this sample, but the extensive list of embedded URLs suggests a primary function of directing users to potentially harmful external resources.
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://universeoftoronto.com/uploads/1/3/1/4/131437683/131437683.html#aquella+orilla+nuestra+rese%C3%B1a
- http://ophsclassof1999.com/uploads/1/3/0/6/130621124/4191aa55c.pdf
- http://chinesephoenixarts.com/uploads/1/3/0/7/130775071/e1916b6393f00.pdf
- http://fcs.scot/uploads/1/3/0/2/130274256/5ea24.pdf
- http://kite-klinik.com/uploads/1/3/1/0/131070993/bilojujumunadoj.pdf
- http://impactgoalie.com/uploads/1/3/0/5/130551782/7622486.pdf
- http://haam.info/uploads/1/3/0/7/130775920/weloresotipe.pdf
- http://riodelsolinn.com/uploads/1/3/1/0/131069824/jakagu-folikuduvozuzub-vupizunasik.pdf
- http://awarenessforthebetter.net/uploads/1/3/0/2/130271207/mojibusezi.pdf
- http://endemicaco.com/uploads/1/3/0/9/130969854/0192ab8b.pdf
- http://furnitureimportexportinc.com/uploads/1/3/0/8/130814225/e3f4183749a30.pdf
- http://td3homeimprovements.com/uploads/1/3/1/4/131408620/korididu-rololipupa-fisaguzovadakan-separitisi.pdf
- http://giayphepvsattp.com/uploads/1/3/0/5/130539049/1404877.pdf
- http://globalgroupmgt.com/uploads/1/3/0/5/130552097/e0f08d7d8.pdf
- http://genealogisttoolbox.com/uploads/1/3/0/4/130488583/6775271.pdf
- http://azstrut.us/uploads/1/3/0/4/130477201/d77af83dd27ef3.pdf
- http://dougpickeringfurniture.com/uploads/1/3/0/3/130313728/pumiforezawujofit.pdf
- http://collettemandolino.com/uploads/1/3/0/4/130476385/4ffb014.pdf
- http://officespaceinmarietta.com/uploads/1/3/0/4/130476896/vemonotu.pdf
- http://blythenotables.com/uploads/1/3/0/5/130550783/db4f6f3a6f.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_off00007dca.binb1f8bfa5f902b66b128f1756c94a686e9527c54568a84832bb3dfbd42de9344d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DCA | 10100 bytes |
font_01_sfnt_off0000a1a5.bin779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA1A5 | 16036 bytes |
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