MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'Manually install android sdk mac', suggesting a lure. The presence of a link farm with numerous PDFs hosted on Shopify further indicates an attempt to distribute malicious content or conduct phishing. The ML classifier strongly flagged this PDF as malicious.
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/wb?keyword=manually%20install%20android%20sdk%20mac
- http://vogifela.yusofgajahlingard.com/uploads/1/3/2/8/132814170/78742be2.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/6262/4405/files/remotubivexopanozeneku.pdf
- https://cdn.shopify.com/s/files/1/0449/4861/9419/files/development_economics_book.pdf
- https://cdn.shopify.com/s/files/1/0435/8176/7841/files/nolaki.pdf
- https://cdn.shopify.com/s/files/1/0429/7362/6524/files/zufukirem.pdf
- https://cdn.shopify.com/s/files/1/0434/0852/3416/files/74270711002.pdf
- https://cdn.shopify.com/s/files/1/0431/6862/8892/files/bimutadapekutunit.pdf
- https://cdn.shopify.com/s/files/1/0427/9389/4044/files/bloodletters_and_badmen.pdf
- https://cdn.shopify.com/s/files/1/0433/4796/8149/files/english_reading_comprehension_grade_6.pdf
- https://cdn.shopify.com/s/files/1/0433/6789/1094/files/41816857381.pdf
- https://cdn.shopify.com/s/files/1/0429/4826/4089/files/11528387110.pdf
- https://cdn.shopify.com/s/files/1/0435/3451/6376/files/78764648728.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_off00006b06.binfa5e39b1251739bb448733252f78f885f13d086bb8bfedaf17677420c65655b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B06 | 5256 bytes |
font_01_sfnt_off00007cd6.bine7479714c67505c23dc85fec7798dfdd93c303655601651183494ae2eaa5febc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CD6 | 10264 bytes |
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