MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'Forex trading tutorial pdf' and the malicious URL, suggesting a lure to a phishing or malware distribution site. The presence of multiple Shopify and static.usrfiles.com links indicates a link farm strategy, likely to improve SEO for malicious 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.com/wix?keyword=forex+trading+tutorial+pdf
- https://cdn.shopify.com/s/files/1/0431/6243/5739/files/acca_manual_s.pdf
- https://cdn.shopify.com/s/files/1/0454/8503/1576/files/tense_helping_verb_chart.pdf
- https://cdn.shopify.com/s/files/1/0436/0133/0339/files/baccharis_dracunculifolia.pdf
- https://cdn.shopify.com/s/files/1/0434/6393/4105/files/mysql_safe_update_mode.pdf
- https://cdn.shopify.com/s/files/1/0432/8531/5744/files/88221649004.pdf
- https://cdn.shopify.com/s/files/1/0434/7694/3000/files/chemistry_for_engineering_students.pdf
- https://static.usrfiles.com/ugd/374ce0_aef7ed01a0c04fa49bc8337c1a263ce4.pdf
- https://static.usrfiles.com/ugd/e23fbb_239b95d1faee477fa94cfe3326038164.pdf
- https://static.usrfiles.com/ugd/77941b_741986ce531b43b5ad80933673c93f0f.pdf
- https://static.usrfiles.com/ugd/b8c837_d4aa6b52ad8c4f63ba4bd253b9a4b068.pdf
- https://static.usrfiles.com/ugd/b8c837_92f61fd7709348829d26cdb77bbda20c.pdf
- https://static.usrfiles.com/ugd/b8c837_fc8c2cb50eb44ad7bc8a04a14cb559bd.pdf
- https://static.usrfiles.com/ugd/a01749_9b4c96d964124cf6ad546338bd77c797.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_off0000645d.bin76c5a14d2f2e42f83da5c66f61b2f20270582c5f15e85d6d78370985bb83deb7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x645D | 5056 bytes |
font_01_sfnt_off000075a8.bin64fd5a2914b7c207301185913449600acf7d6a57b4985e6f39719c6795f839c4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75A8 | 10308 bytes |
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