MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.com/pify?keyword=plc+fault+finding+guide'. It also exhibits characteristics of a PDF link farm, embedding numerous external links, many of which point to benign Shopify domains but include a malicious redirector. The document body, though heavily obfuscated, contains the title 'Plc fault finding guide' and the malicious URL, suggesting a lure to a malicious site.
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=plc+fault+finding+guide
- http://pekinu.kanehunamoku.org/uploads/1/3/1/4/131407164/xedelofaja-topejepijasano-mezenolapivute-sazajulil.pdf
- http://files.artbyjenniferharrington.com/uploads/1/3/1/3/131380995/xulibamojut.pdf
- https://cdn.shopify.com/s/files/1/0431/5768/4375/files/2017_hyundai_sonata_owners_manual.pdf
- https://cdn.shopify.com/s/files/1/0435/2425/9992/files/dusoj.pdf
- https://cdn.shopify.com/s/files/1/0438/2598/7734/files/adobe_reader_vista.pdf
- https://cdn.shopify.com/s/files/1/0431/7007/0690/files/similar_triangle_proofs_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0433/7673/8462/files/15624140593.pdf
- https://cdn.shopify.com/s/files/1/0432/4396/2532/files/fuliparevuzegu.pdf
- https://cdn.shopify.com/s/files/1/0432/9376/9894/files/sociolinguistics_spolsky_1998.pdf
- https://cdn.shopify.com/s/files/1/0430/5806/9655/files/xovaturuguguve.pdf
- https://cdn.shopify.com/s/files/1/0438/4718/8640/files/zibijutalunefolenuxukafo.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kepudanunakadop.pdf
- https://cdn.shopify.com/s/files/1/0433/3296/0409/files/espn_pga_scoreboard.pdf
- https://cdn.shopify.com/s/files/1/0432/5372/7387/files/75735337540.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_off00006679.bin78cfea9d6d4455db60475b1d419b9598679f94a88efca1446cf7b4d15f5de309 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6679 | 4916 bytes |
font_01_sfnt_off0000773e.bin3fd44aeb69683f03f8d6279c5fdff278297d14d3d2ae8d031b881d0d623fb2f6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x773E | 10056 bytes |
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