MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic identifying a malicious redirector. The primary malicious URL, https://ttraff.cc/pify?keyword=mil+std+810e+pdf, is designed to redirect users to potentially harmful content. The document body, though heavily obfuscated, contains references to the same malicious URL and other Shopify links, suggesting a link farm or SEO poisoning tactic to distribute malicious content. The presence of multiple external PDF links further supports the idea of a content distribution network for malicious files.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.cc/pify?keyword=mil+std+810e+pdf In PDF document text
- http://files.mayfieldwoodsorchestra.com/uploads/1/3/1/0/131070374/jisekabiwuzo.pdfIn PDF document text
- http://files.cooperlaifineart.com/uploads/1/3/0/7/130739309/xekonaxawit_moxerisa.pdfIn PDF document text
- http://files.singingbowlservices.com/uploads/1/3/0/8/130814124/zokutiwe.pdfIn PDF document text
- http://files.maskandbauble.org/uploads/1/3/1/4/131407214/donosaze.pdfIn PDF document text
- http://files.wearewnc.org/uploads/1/3/1/4/131406698/9117c95ed5.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0434/7278/1478/files/jifazi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/81256704061.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9314/8313/files/36958728469.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6443/3566/files/dumowelifubovamopazijope.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9316/4181/files/21155102480.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5122/9089/files/totinudukaso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0107/7142/files/jamunox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9925/0081/files/wexabimemapurasuxenumowoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0087/9510/files/57156220209.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4376/6950/files/milalogexevoraxafawekejib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5179/5107/files/mozed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0378/8960/files/basokevifuxufavizikuk.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007dde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DDE | 4696 bytes |
SHA-256: eef982b0e2739d92311dbe58b5b581785c13b15471020dd9112dc1ef70d01ade |
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font_01_sfnt_off00008de5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DE5 | 9988 bytes |
SHA-256: 00a4eeee654b40ede1fb2a68c485614ea65c2484213c6d656bb3c4b5aab58a9b |
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font_02_sfnt_off0000b024.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB024 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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