MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The PDF file contains a large number of external links to other PDF documents hosted on various domains. This behavior is indicative of a link farm, often used for SEO manipulation or to distribute malicious payloads. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of specific content.
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://host2.creativedatainc.com/uploads/1/3/0/7/130776074/130776074.html#jk+agrarian+reforms+act+1976+pdf
- http://canbabaoglu.com/uploads/1/3/0/5/130545087/bulafiwajib.pdf
- http://newportheightsmc.com/uploads/1/3/0/5/130550732/tugim-puzow-roxetu.pdf
- http://stlouistriathlon.com/uploads/1/3/0/7/130738701/4341409.pdf
- http://southafricanwineandfood.com/uploads/1/3/0/3/130323222/lalevajeda.pdf
- http://keystoneconcealment.com/uploads/1/3/0/3/130313403/fetepojiralos_kavikura_varujovovazig_budemadara.pdf
- http://led-ombouwset.nl/uploads/1/3/0/6/130640047/5133951.pdf
- http://timtucker.tv/uploads/1/3/0/5/130539979/sirexufiz.pdf
- http://brucepeninsulaadventure.com/uploads/1/3/0/3/130379479/4f7a8c0b.pdf
- http://lachlanvalleyroofing.com/uploads/1/3/0/4/130476628/vuzevuranufixes.pdf
- http://www.shopalittltesomethingph.com/uploads/1/3/0/7/130739053/rofarujuj.pdf
- http://2020videoreviews.com/uploads/1/3/0/2/130289354/fopigojiki_pekarefizimuba_feranoluxodidi_neputal.pdf
- http://www.legitlease.com/uploads/1/3/0/7/130739664/317991232c.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009b76.binb095009e1aa7b679086a2dd093949a1e2bfdfa179c83d9e64a20210f199a406d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B76 | 1544 bytes |
font_01_sfnt_off0000a2e6.bin74f76e304d78deefe3c1430a34dccfc6d7c5df340c1081fd84dd991883eb0de4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA2E6 | 8524 bytes |
font_02_sfnt_off0000c3a1.bin779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3A1 | 16036 bytes |
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