MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK pointing to 'ttraff.com'. Another critical heuristic, PDF_SEO_LINK_FARM, indicates a mass of external PDF links, with 'cdn.shopify.com' being a dominant host. The ML classifier also strongly flagged this PDF as malicious. The document body, though heavily obfuscated, appears to be a lure related to EPA air pollution technology.
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.com/pify?keyword=epa+air+pollution+technology+fact+sheet
- http://files.thejazzyjewelzstudio.com/uploads/1/3/1/3/131379262/268d5e3fef3.pdf
- http://files.whatsnextreport.com/uploads/1/3/1/4/131438418/7253195.pdf
- http://files.ddtpphinc.com/uploads/1/3/0/7/130739810/b019ec0270e08.pdf
- http://files.benevaanimalhospital.com/uploads/1/3/1/8/131856232/texijesatosu.pdf
- http://files.ddtpphinc.com/uploads/1/3/0/7/1307
- https://cdn.shopify.com/s/files/1/0438/9978/1275/files/lezidexiru.pdf
- https://cdn.shopify.com/s/files/1/0428/8941/2764/files/burekodibigamukagu.pdf
- https://cdn.shopify.com/s/files/1/0429/5491/6003/files/jalopifimekavukofodutajek.pdf
- https://cdn.shopify.com/s/files/1/0438/4571/4077/files/nufijuxikusipa.pdf
- https://cdn.shopify.com/s/files/1/0438/5813/3152/files/39581577223.pdf
- https://cdn.shopify.com/s/files/1/0437/5586/4222/files/58664430392.pdf
- https://cdn.shopify.com/s/files/1/0430/7448/6421/files/sukewosijopebalagitudug.pdf
- https://cdn.shopify.com/s/files/1/0436/0133/0339/files/27881566791.pdf
- https://cdn.shopify.com/s/files/1/0427/8091/7926/files/mesom.pdf
- https://cdn.shopify.com/s/files/1/0429/2942/2499/files/kuwufogexomadurilisakede.pdf
- https://cdn.shopify.com/s/files/1/0428/0093/9164/files/wudonerotifuzudan.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_off00007fbe.bin7bcdabec58d45d01ec4ad536e63dd45cb1af56f6e50eec7155fb922be6c426ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FBE | 5216 bytes |
font_01_sfnt_off00009185.bin1e4e894405ee5ee038e0ff9e1340c6ce206da1a6890e4660bb8c28ae78765e9b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9185 | 15124 bytes |
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