MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass of external links, including a critical redirector link to ttraff.cc. The document body, though heavily obfuscated, contains the same title as the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier strongly supports the malicious verdict.
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=chapter+10+cell+cycle+and+mitosis+worksheet
- http://xenope.horseshelpingpeople.net/uploads/1/3/1/6/131637016/c43faf851.pdf
- http://pijitepa.the8blockfitnessstudio.com/uploads/1/3/1/6/131637021/1196684.pdf
- http://files.cindysampson.com/uploads/1/3/1/8/131858045/9923091.pdf
- http://gefipave.centrecollegialalberta.com/uploads/1/3/1/4/131407668/b73b8a.pdf
- https://cdn.shopify.com/s/files/1/0430/1045/7753/files/donolebexivozaxox.pdf
- https://cdn.shopify.com/s/files/1/0431/2340/9057/files/pijuwofinunitew.pdf
- https://cdn.shopify.com/s/files/1/0432/0346/1283/files/javebefizijitasexoturav.pdf
- https://cdn.shopify.com/s/files/1/0427/7298/8071/files/60695623721.pdf
- https://cdn.shopify.com/s/files/1/0436/9599/7096/files/informal_letter_writing_topics_for_class_7.pdf
- https://cdn.shopify.com/s/files/1/0436/7482/8953/files/genidigaxu.pdf
- https://cdn.shopify.com/s/files/1/0433/0756/5214/files/jemawogaxutaxupulojemu.pdf
- https://cdn.shopify.com/s/files/1/0439/3821/8152/files/carpentry_and_joinery_handbook.pdf
- https://cdn.shopify.com/s/files/1/0440/8098/8325/files/frecuencia_cardiaca_unam.pdf
- https://cdn.shopify.com/s/files/1/0434/1514/2551/files/kakapusiwiximagozamozat.pdf
- https://cdn.shopify.com/s/files/1/0438/1684/5469/files/kirefepapurixotekofeveja.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_off0000655a.binc7271dfba06a3718ca615c0edfb96158495663cbf9037fadfae64db8c190b7e7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x655A | 5668 bytes |
font_01_sfnt_off0000788d.binf9c1cb4341b5afb696bfa99f82a9ca7f9cae5e91034aef9daa21a99c3fe4334f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x788D | 9816 bytes |
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