MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of external links, many of which follow a similar pattern of numeric slugs and hostnames associated with SEO link farms. The document body, though heavily obfuscated, contains references to these URLs, suggesting a lure to a network of potentially malicious websites. No scripts were extracted from this sample.
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://rtcommunications.org/uploads/1/3/0/5/130551467/130551467.html#bath+tangle+pdf PDF link annotation
- http://joeyvijayam.com/uploads/1/3/0/5/130550951/xexojofalarev.pdfIn PDF document text
- http://ravenstede.com/uploads/1/3/0/6/130639905/64bb1a8dae9d.pdfIn PDF document text
- http://lindberghlightstheway.org/uploads/1/3/0/2/130288348/zimevo-sefekikegam-nomafa.pdfIn PDF document text
- http://jonathanjbell.com/uploads/1/3/0/5/130551247/6972839.pdfIn PDF document text
- http://geoenginc.ca/uploads/1/3/2/6/132695332/leteji.pdfIn PDF document text
- http://endoflifecompanions.org/uploads/1/3/1/6/131607103/tubonowofoxa-niwusotoj.pdfIn PDF document text
- http://sophistable.com/uploads/1/3/1/3/131383646/lifozasaj.pdfIn PDF document text
- http://mta-sts.mx.erainnawinnett.com/uploads/1/3/1/0/131069961/leduzijugav-kilejid-wejunamatefe-gukarujax.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off00005624.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5624 | 4708 bytes |
SHA-256: 640491d21d97bfd650b0b6b3950f85ffec4d87e7a06e5e0af387436a5ff7c326 |
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font_01_sfnt_off00006620.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6620 | 10280 bytes |
SHA-256: 7dc79f47814e04983ac2e54b1fce6a1727b2da4eb67e59d246725deaaf6b78b1 |
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