MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, with one identified as a malicious redirector. The ML classifier also flagged this PDF as malicious. The document body appears to be obfuscated or corrupted, preventing a clear understanding of its specific lure, but the presence of a malicious redirector and link farm strongly suggests a phishing or spamming attempt.
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.ru/pify?keyword=making+soap+pre+lab+answers
- http://files.bayoubugjigs.com/uploads/1/3/1/4/131483184/6b3a49e.pdf
- http://files.bowentherapywithann.org/uploads/1/3/1/4/131409090/lobezesolime.pdf
- http://files.whoisnecessityschild.com/uploads/1/3/0/7/130776607/jokolulo-wodupitine-kowefewiguwex.pdf
- http://files.chiswickconcretecoatings.com/uploads/1/3/0/8/130813897/3663233.pdf
- http://files.activatinggraphics.org/uploads/1/3/0/9/130969254/cb29534.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/0041/4883/files/87993118421.pdf
- https://cdn.shopify.com/s/files/1/0436/7027/4201/files/powukexulul.pdf
- https://cdn.shopify.com/s/files/1/0431/4585/5137/files/15501165426.pdf
- https://cdn.shopify.com/s/files/1/0431/7547/7416/files/nilezujodezuruxiwilote.pdf
- https://cdn.shopify.com/s/files/1/0430/9748/9572/files/nobixomemowavubapuzasapa.pdf
- https://cdn.shopify.com/s/files/1/0432/7161/8723/files/piwevimesomo.pdf
- https://cdn.shopify.com/s/files/1/0428/7404/4579/files/14686415204.pdf
- https://cdn.shopify.com/s/files/1/0433/4672/2974/files/6880012588.pdf
- https://cdn.shopify.com/s/files/1/0430/8772/4704/files/58708711358.pdf
- https://cdn.shopify.com/s/files/1/0437/4423/1575/files/57377404545.pdf
- https://cdn.shopify.com/s/files/1/0435/2340/8032/files/larisetuxipigukax.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000092a3.bin5fbcde2b8ae4c95fc4b3d027c5db50329618bb903986f7baaa83d03d8f4f712a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92A3 | 4996 bytes |
font_01_sfnt_off0000a3b5.bin0a84c8fb66ba91e79d25b5fcafc5403b6fde4a974ad278e5e561c272abb5cf52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA3B5 | 10096 bytes |
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