MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a redirector, which is a common tactic for delivering malicious payloads or phishing pages. The document body text, though heavily corrupted, contains a URL that appears to be a lure for downloading software, specifically related to 'icloud unlock zip'. The presence of numerous external PDF links, many pointing to Shopify, suggests a link farm used for SEO poisoning or distributing further malicious content. 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/wix?keyword=how+to+download+icloud+unlock+zip
- https://cdn.shopify.com/s/files/1/0435/8576/5535/files/vasalitop.pdf
- https://cdn.shopify.com/s/files/1/0433/7667/2918/files/mowinubozore.pdf
- https://cdn.shopify.com/s/files/1/0434/4204/5090/files/rewupirejazudanoxupi.pdf
- https://static.usrfiles.com/ugd/f1780b_c695958c75304ac4be344faa035decbe.pdf
- https://static.usrfiles.com/ugd/2f3ac6_352f1ec0882e464bb98a057c6d4d9c64.pdf
- https://static.usrfiles.com/ugd/c75f60_a6fc63b4b03c49f1ab729f3420998fbf.pdf
- https://static.usrfiles.com/ugd/b8c837_24841f9d180540919a1375c8fd60701a.pdf
- https://static.usrfiles.com/ugd/c12414_f7c719667ef749bdab2d3d33d6316755.pdf
- https://static.usrfiles.com/ugd/b8c837_13904c4f41c241c282d43c591d4faf7b.pdf
- https://static.usrfiles.com/ugd/a2e20a_b18594b858d4466aa3a7e7263dcf1375.pdf
- https://static.usrfiles.com/ugd/f1780b_7a56fe0fe24b429d86e222ed991d0ac7.pdf
- https://static.usrfiles.com/ugd/b8c837_89ba8acef18a416eab540a220f16fe61.pdf
- https://static.usrfiles.com/ugd/b8c837_e9949b50c03744fc9e4eac8629827ea3.pdf
- https://static.usrfiles.com/ugd/b8c837_e89481e684a14465a2f29f9b678df186.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_off00005e8d.bin86cf3848b41cc826fd40383bca7e83018caebdd34cd8ee2a33d435609ff4f9c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E8D | 4960 bytes |
font_01_sfnt_off00006f99.bin2b21ea415d091a9fbbd525c502e67341040618fb004c4db58fe0330b3fc730b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F99 | 10136 bytes |
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