MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service known to host malicious content. The document body, though heavily obfuscated, contains a URL that appears to be part of this link farm, suggesting an attempt to drive traffic to malicious sites. 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=worksheets+on+earth%2527+s+rotation+and+revolution
- http://files.mcclure-insurance.com/uploads/1/3/1/4/131437123/venivofogel_vadifamozuxe_lanolijumoguda_duben.pdf
- http://files.dheifetz.com/uploads/1/3/1/3/131384777/vazokarewitadisudo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/4729/6924/files/78668910868.pdf
- https://cdn.shopify.com/s/files/1/0433/5943/6968/files/apple_beta_developer_profile.pdf
- https://cdn.shopify.com/s/files/1/0431/7839/3749/files/abdomen_agudo_medigraphic.pdf
- https://cdn.shopify.com/s/files/1/0430/6383/6834/files/pretty_ricky_grind_with_me.pdf
- https://cdn.shopify.com/s/files/1/0427/6859/7158/files/what_is_nfo_file.pdf
- https://cdn.shopify.com/s/files/1/0434/8693/7248/files/80746163028.pdf
- https://cdn.shopify.com/s/files/1/0431/5545/6164/files/dokenidurotogib.pdf
- https://cdn.shopify.com/s/files/1/0431/1020/3556/files/kesupulujaguxisegukaze.pdf
- https://cdn.shopify.com/s/files/1/0435/4162/7029/files/bonuba.pdf
- https://cdn.shopify.com/s/files/1/0430/8657/7828/files/bbg_weeks_13-_24_noholita.pdf
- https://cdn.shopify.com/s/files/1/0433/0445/2246/files/17906842390.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004491.bin561c592da8f12ca50b08a8030efc72fa4d4849ee4b688bd22f7aeefb9b5cba84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4491 | 5084 bytes |
font_01_sfnt_off000055ea.bin834c44394f589db8bcb1e655ceeb0962faa4873e8f8fb472496b3106afeddc1b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x55EA | 9680 bytes |
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