MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which points to a known malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure for 'analogy questions pdf'. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning attempt to distribute malicious content. No scripts were extracted, but the primary malicious behavior observed is the redirection to a harmful URL.
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=analogy+questions+pdf
- http://files.qalimayu.com/uploads/1/3/0/9/130969801/rowomenerotif.pdf
- http://files.fungusfanaticus.com/uploads/1/3/1/3/131381721/18bb6527d122434.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/7423/9129/files/38946547105.pdf
- https://cdn.shopify.com/s/files/1/0428/7044/0095/files/303018125.pdf
- https://cdn.shopify.com/s/files/1/0431/5797/9304/files/6620148127.pdf
- https://cdn.shopify.com/s/files/1/0432/0968/7208/files/nupiravutu.pdf
- https://cdn.shopify.com/s/files/1/0441/1057/7816/files/72763741039.pdf
- https://cdn.shopify.com/s/files/1/0433/8286/6083/files/divixif.pdf
- https://cdn.shopify.com/s/files/1/0433/1231/6584/files/mukow.pdf
- https://cdn.shopify.com/s/files/1/0429/6255/0940/files/gaxajitinumeve.pdf
- https://cdn.shopify.com/s/files/1/0437/6828/3294/files/tofepiv.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mizamolapo.pdf
- https://cdn.shopify.com/s/files/1/0431/6646/6216/files/alternating_current_class_12_questions.pdf
- https://cdn.shopify.com/s/files/1/0428/5346/6271/files/sigesituwizexiranixino.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_off00006016.bin03680eb47ddd5e8d47b3ecc30e57a38f3091789831e2f58e777e77af8d53b768 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6016 | 5328 bytes |
font_01_sfnt_off00007250.bine79b641db48f5f17a19f8a1753a5e3b149a3f5afef51323ce64fbe200cb2929f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7250 | 10068 bytes |
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