MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link disguised as an '8th grade comparative adjectives worksheet' that redirects to a known malicious domain (ttraff.cc). The document also contains a large number of embedded links, many of which point to PDFs hosted on cdn.shopify.com and static.usrfiles.com, suggesting a link farm or redirection strategy. 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/pify?keyword=comparative+adjectives+worksheet+8th+grade
- https://static.usrfiles.com/ugd/74a852_5f1359aef67e4dc5833e53cf849a9975.pdf
- https://static.usrfiles.com/ugd/b8c837_ecdd369a514c4b62820ed775c77ba857.pdf
- https://static.usrfiles.com/ugd/b8c837_de519511f77a4c08a3ccf7fc9737d993.pdf
- https://cdn.shopify.com/s/files/1/0432/1034/2564/files/61568855873.pdf
- https://cdn.shopify.com/s/files/1/0432/7781/1867/files/bawazurulidivilupibabi.pdf
- https://cdn.shopify.com/s/files/1/0429/8250/6647/files/children_s_catechism.pdf
- https://cdn.shopify.com/s/files/1/0434/2788/9303/files/wapolonibizezipuga.pdf
- https://cdn.shopify.com/s/files/1/0438/8736/2216/files/exemple_d_avant_propos_de_mmoire.pdf
- https://static.usrfiles.com/ugd/71fd01_6291f88f81024787a649961dafa7f35e.pdf
- https://static.usrfiles.com/ugd/b8c837_9111885aa33d4c6ead162a81e014f658.pdf
- https://static.usrfiles.com/ugd/b8c837_35eddabeec164694aa16ed90af27fc0c.pdf
- https://static.usrfiles.com/ugd/89c6ad_3a2cd9855bef45ef9603968ba5935c29.pdf
- https://cdn.shopify.com/s/files/1/0429/1048/2588/files/vuwosuv.pdf
- https://cdn.shopify.com/s/files/1/0435/2199/9003/files/92311546839.pdf
- https://cdn.shopify.com/s/files/1/0433/3862/9270/files/magofaxeroxodosiweber.pdf
- https://cdn.shopify.com/s/files/1/0432/6676/9054/files/98205027629.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_off00004713.bin9f06bb496a843c09ce10405167106aee9d4b85c8b2d71c85f38d8419955c3724 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4713 | 5844 bytes |
font_01_sfnt_off00005ae7.bin521baeeba6f42c5b591407374edf860654e99f49f02eedbda337ae6403616085 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5AE7 | 9172 bytes |
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