MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
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 'Astm a572 pdf free' and the malicious URL, suggesting a lure for users seeking technical documents. The presence of a link farm further supports a malicious intent to drive traffic to potentially harmful sites.
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=astm+a572+pdf+free
- http://files.seanlynchbooks.com/uploads/1/3/0/7/130775567/lagosufuxiwasif.pdf
- http://files.sldreads.com/uploads/1/3/1/3/131398406/bawetunoretunu-zajavukonaz-fusuzaro-vuvevi.pdf
- http://files.bottlealleytheatre.com/uploads/1/3/2/6/132682607/junowufetawilamana.pdf
- http://pekajaxeb.countryhealthworks.ca/uploads/1/3/0/7/130775934/60cee8d6.pdf
- https://cdn.shopify.com/s/files/1/0433/7077/4693/files/kobujelewezezo.pdf
- https://cdn.shopify.com/s/files/1/0439/4775/3640/files/xidurubarewezebokomor.pdf
- https://cdn.shopify.com/s/files/1/0434/3886/6593/files/wazuwolixogimedipodonawa.pdf
- https://cdn.shopify.com/s/files/1/0440/5955/8053/files/fixepavesirifukipi.pdf
- https://cdn.shopify.com/s/files/1/0439/0735/0696/files/moliv.pdf
- https://cdn.shopify.com/s/files/1/0439/4346/1032/files/bokezabogafotumiv.pdf
- https://cdn.shopify.com/s/files/1/0449/0254/7611/files/cancer_de_seno_fisiopatologia.pdf
- https://cdn.shopify.com/s/files/1/0429/7919/7081/files/45244004298.pdf
- https://cdn.shopify.com/s/files/1/0430/1560/2339/files/mutum.pdf
- https://cdn.shopify.com/s/files/1/0435/1285/6731/files/moderncraft_texture_pack.pdf
- https://cdn.shopify.com/s/files/1/0434/6616/2341/files/magus_pathfinder_guide.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_off00012f15.bin024701c7f239e56aaae0d8992bca1f52d053847714cf98b0c471925690e7b3a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F15 | 5480 bytes |
font_01_sfnt_off000141b6.binc035a691b6c6a561a5b65193689dc6aac59910c047238ffbf2004c9bef4ada4e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x141B6 | 15484 bytes |
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