MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link that redirects to a malicious domain, identified by the 'PDF_MALICIOUS_REDIRECTOR_LINK' heuristic. The document body, though heavily obfuscated, contains the same malicious URL. The presence of numerous external PDF links suggests a link farm or SEO abuse tactic. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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 https://ttraff.cc/pify?keyword=dihybrid+cross+packet+answer+key
- http://files.saraswatiadornments.com/uploads/1/3/1/3/131380612/monoxozo.pdf
- http://files.neksscottishrite.com/uploads/1/3/0/7/130775432/tasobogadedidul.pdf
- http://files.sobla.net/uploads/1/3/1/4/131483138/nukusunuvep.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/2504/7463/files/femabixolumifaluzanawi.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/16175378270.pdf
- https://cdn.shopify.com/s/files/1/0433/6920/1832/files/duvifapilubunevobasedutu.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/75726012558.pdf
- https://cdn.shopify.com/s/files/1/0434/9670/2104/files/tarunawonudejupoxar.pdf
- https://cdn.shopify.com/s/files/1/0438/7130/5896/files/tobenoxikizodumulitipam.pdf
- https://cdn.shopify.com/s/files/1/0431/3019/2039/files/30605042630.pdf
- https://cdn.shopify.com/s/files/1/0430/5498/9466/files/renesiwudakineguboxi.pdf
- https://cdn.shopify.com/s/files/1/0440/6332/6358/files/95705078033.pdf
- https://cdn.shopify.com/s/files/1/0430/5335/1066/files/european_journal_of_medical_genetics_case_report.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://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009cba.bin85b692c1c636aed9ab1240d2a7361179fdd6c0849396a06064984f922e967b4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9CBA | 2828 bytes |
font_01_sfnt_off0000a6b4.bin6688b7e429087895bfc63f556d1faf7d8e5ec313d7dfbd32a7ffed4502349c6b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6B4 | 5524 bytes |
font_02_sfnt_off0000b97c.binb1b4f2028362e2e391d977bc12012b9322720230f2600aad91a789b383135a09 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB97C | 10768 bytes |
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