MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF file contains a mass of external links, many of which point to a redirector service (ttraff.com) that is known to host malicious content. The document body text, though garbled, includes the same search query as the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted from this sample.
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=b+arch+drawing+questions+with+solutions+pdf
- http://files.beyondthefinish.org/uploads/1/3/0/7/130739239/23c2af38a5d98b3.pdf
- http://files.moombaparkps.vic.edu.au/uploads/1/3/0/7/130775373/c5743df461ee.pdf
- http://files.soulop.com/uploads/1/3/0/7/130738806/guzujaburabifu.pdf
- https://cdn.shopify.com/s/files/1/0428/7230/7875/files/vesuviwedawanonelomalefe.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/10809735118.pdf
- https://cdn.shopify.com/s/files/1/0436/1139/0115/files/dowipexozaxoripadep.pdf
- https://cdn.shopify.com/s/files/1/0433/0097/8853/files/76913920344.pdf
- https://cdn.shopify.com/s/files/1/0434/4345/4102/files/26744866161.pdf
- https://cdn.shopify.com/s/files/1/0427/8845/4559/files/58634421083.pdf
- https://cdn.shopify.com/s/files/1/0429/5199/9637/files/canon_pixma_pro_100_manual.pdf
- https://cdn.shopify.com/s/files/1/0439/3828/3678/files/sokanemufo.pdf
- https://cdn.shopify.com/s/files/1/0436/3006/7865/files/60150031583.pdf
- https://cdn.shopify.com/s/files/1/0434/2985/5393/files/citizen_eco_drive_watch_manual.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/5578033559.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_off00006fb0.bin152d51be43e396e21aedc54ee9d4ba10a0dd8e4cedca2daf8b8648dcdb7c929b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FB0 | 5684 bytes |
font_01_sfnt_off0000830c.bin213e906151e07364b3a9719350a604415fb40e71632ea009348bd45666ab9b47 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x830C | 10648 bytes |
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