MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body contains obfuscated text and a URL that appears to be part of the link farm, suggesting a phishing or malware distribution 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.cc/pify?keyword=angularjs+convert+form+data+to+json
- http://files.bikramstjohns.com/uploads/1/3/1/4/131453133/2af34f3fba6.pdf
- http://files.thecountryboutiquefl.com/uploads/1/3/0/8/130874588/zenonupa.pdf
- http://files.actioncomputerservice.com/uploads/1/3/1/4/131482931/fafuruxegagufa_lenokogazeraziw.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/6280/4136/files/dalubopedoladowurigazow.pdf
- https://cdn.shopify.com/s/files/1/0435/0348/5092/files/clicker_heros_cheats.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/57032902602.pdf
- https://cdn.shopify.com/s/files/1/0433/4957/3784/files/hero_bike_spare_parts_list.pdf
- https://cdn.shopify.com/s/files/1/0431/5735/6695/files/rsum_bel_ami_maupassant.pdf
- https://cdn.shopify.com/s/files/1/0431/9461/3924/files/92859714914.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/garul.pdf
- https://cdn.shopify.com/s/files/1/0434/7274/8710/files/sales_and_marketing_books.pdf
- https://cdn.shopify.com/s/files/1/0434/6737/4758/files/tajur.pdf
- https://cdn.shopify.com/s/files/1/0447/9015/3365/files/44867369066.pdf
- https://cdn.shopify.com/s/files/1/0432/4445/4056/files/betobewokinowawawajimu.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_off00009643.bina5f2224b68b0f8ae5c7764a71f4b912f65c1f6f0973aba1d951d6e7c0e7ea09f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9643 | 5464 bytes |
font_01_sfnt_off0000a8cd.bin02a197c7110a69b7b6304a94b1e47d81b0d3cd8b0e638665ba94836dc76451c9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8CD | 14232 bytes |
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