MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=practice+act+tests+pdf', suggesting a lure to external content. The presence of a link farm and a malicious redirector indicates an attempt to lead the user to malicious infrastructure, likely for further exploitation or phishing.
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=practice+act+tests+pdf
- http://files.clarencelam.com/uploads/1/3/1/4/131484328/1908241.pdf
- http://files.np2c.co.nz/uploads/1/3/0/7/130739783/02fbf.pdf
- http://files.fitnessbyfortitude.com/uploads/1/3/1/4/131437306/jemitusufosuba.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0433/8896/0933/files/65493472380.pdf
- https://cdn.shopify.com/s/files/1/0437/5537/2695/files/58644686205.pdf
- https://cdn.shopify.com/s/files/1/0431/5290/0250/files/17053693511.pdf
- https://cdn.shopify.com/s/files/1/0440/1538/6774/files/napa_battery_charger.pdf
- https://cdn.shopify.com/s/files/1/0428/7676/4327/files/67026197256.pdf
- https://cdn.shopify.com/s/files/1/0440/8947/5237/files/78016747383.pdf
- https://cdn.shopify.com/s/files/1/0434/9306/4870/files/15968987740.pdf
- https://cdn.shopify.com/s/files/1/0429/8797/8913/files/berukekovikuzaju.pdf
- https://cdn.shopify.com/s/files/1/0434/1855/0439/files/74712201462.pdf
- https://cdn.shopify.com/s/files/1/0429/7375/7603/files/binejuzitixeto.pdf
- https://cdn.shopify.com/s/files/1/0433/0248/6180/files/75565516385.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_off00007272.binced34869fd92e387222bcf0bace3a00d5fd31d561b0f759b9953ef97ef7c5b13 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7272 | 4688 bytes |
font_01_sfnt_off0000826e.bincc947fb9d40f2842b863783a7e91be25b3591a1948ac4461f6e9a57b4130fa03 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x826E | 10380 bytes |
font_02_sfnt_off0000a5e5.bin1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA5E5 | 4324 bytes |
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