MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which, 'https://ttraff.com/pify?keyword=grapple+pathfinder+guide', is identified as a malicious redirector. The document body, though heavily obfuscated, contains text fragments suggesting a lure related to a 'Grapple pathfinder guide'. The presence of numerous external PDF links, many hosted on Shopify, indicates a link farm strategy, likely to improve search engine ranking for malicious content or to obscure the ultimate destination. The ML classifier strongly flagged this PDF as malicious.
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=grapple+pathfinder+guide
- http://files.bernardinthecity.com/uploads/1/3/0/9/130969624/96fd67543482333.pdf
- http://files.attorneytmorton.com/uploads/1/3/0/7/130739169/114dae9.pdf
- http://nidewaw.en.agiteysirva.com/uploads/1/3/2/8/132814930/9c4eb.pdf
- http://files.themagap.com/uploads/1/3/1/3/131380985/8da4ee.pdf
- https://cdn.shopify.com/s/files/1/0429/6628/6490/files/lelemasizanurewanabe.pdf
- https://cdn.shopify.com/s/files/1/0428/4809/2323/files/97403824575.pdf
- https://cdn.shopify.com/s/files/1/0435/9480/9512/files/venous_malformation_botched.pdf
- https://cdn.shopify.com/s/files/1/0431/7695/1957/files/80649162476.pdf
- https://cdn.shopify.com/s/files/1/0431/1947/6896/files/kamevuzusevipuzuboj.pdf
- https://cdn.shopify.com/s/files/1/0434/6649/0006/files/23706946139.pdf
- https://cdn.shopify.com/s/files/1/0433/6871/0294/files/tropical_cuties_nude.pdf
- https://cdn.shopify.com/s/files/1/0434/4247/1064/files/elasticsearch_put_mapping.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_off00007a7e.binf4c27b681e5a47eec3320a038d88b3636b1d714e66e065c7e77dcd29dfb5ceab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A7E | 5156 bytes |
font_01_sfnt_off00008c0b.bin1d6a1e7f948cc4fad4f494681556948cc3e1bfee827aeefc6f38af1bc49196fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C0B | 10544 bytes |
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