MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF document contains embedded links that redirect to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though partially corrupted, suggests a lure related to legal summons. The primary malicious IOC is the redirector URL, which is designed to lead users to harmful content.
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.ru/pify?keyword=form+to+answer+summons+complaint+california
- http://files.pnc1948.org/uploads/1/3/1/3/131398231/7524001.pdf
- http://files.winonahouseconcerts.com/uploads/1/3/1/4/131453316/3047006.pdf
- http://files.ewb-ur.org/uploads/1/3/2/6/132681976/bamemalaravuvop_zavazivabasefig_vagano.pdf
- http://files.ignitethehill.com/uploads/1/3/1/4/131408439/kajegojix.pdf
- https://cdn.shopify.com/s/files/1/0438/2900/2390/files/39607802353.pdf
- https://cdn.shopify.com/s/files/1/0435/9861/0589/files/9258415175.pdf
- https://cdn.shopify.com/s/files/1/0432/7574/7483/files/musabevopab.pdf
- https://cdn.shopify.com/s/files/1/0432/6601/5400/files/yale_acceptance_letter.pdf
- https://cdn.shopify.com/s/files/1/0431/2468/7014/files/71438027761.pdf
- https://cdn.shopify.com/s/files/1/0432/5552/9640/files/nibapi.pdf
- https://cdn.shopify.com/s/files/1/0434/8598/6982/files/dna_structure_and_replication_crash_course_answers.pdf
- https://cdn.shopify.com/s/files/1/0439/0027/2792/files/66757947925.pdf
- https://cdn.shopify.com/s/files/1/0439/8009/5646/files/pizoganosodila.pdf
- https://cdn.shopify.com/s/files/1/0435/1537/9880/files/bbc_english_grammar_book_free.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000064bc.bin053646b1495b7e9ca27147edb613d28348b50def39dc74c0755c0f9e0e30a3ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64BC | 1616 bytes |
font_01_sfnt_off00006cdb.bin09fc6f1a8a1d98f8de808f8f053464605b769c37da62a691b0ee45b137c729cb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CDB | 5208 bytes |
font_02_sfnt_off00007e89.bine284b69358bd30b1635f37d5e334022d0d19f53795bf92ee1f34155db9fb6b6f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E89 | 10156 bytes |
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