MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL that triggered this finding. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs pointing to external resources, many of which are benign Shopify links, but one critical link leads to a malicious redirector.
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.com/pify?keyword=calisthenics+workout+routines+pdf
- http://files.newfypoozoo.net/uploads/1/3/2/3/132302924/bacf41.pdf
- http://files.thesilkfamilyproject.com/uploads/1/3/1/4/131437740/livig.pdf
- http://files.csiiopenlearning.com/uploads/1/3/0/8/130813601/kezigotozafob_rejanefurevug_rodajomosivi_javidi.pdf
- https://cdn.shopify.com/s/files/1/0429/9702/2879/files/linkin_park_somewhere_i_belong_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0431/1423/4017/files/maworeb.pdf
- https://cdn.shopify.com/s/files/1/0430/3516/4835/files/adobe_membership_cancel.pdf
- https://cdn.shopify.com/s/files/1/0430/8071/2343/files/65607073660.pdf
- https://cdn.shopify.com/s/files/1/0430/0885/2117/files/31230067766.pdf
- https://cdn.shopify.com/s/files/1/0429/6628/6490/files/nawafif.pdf
- https://cdn.shopify.com/s/files/1/0432/6083/8050/files/43244154385.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/safuginogatujato.pdf
- https://cdn.shopify.com/s/files/1/0437/4095/4773/files/adventure_time_ice_king.pdf
- https://cdn.shopify.com/s/files/1/0437/6569/4613/files/maneritedawu.pdf
- https://cdn.shopify.com/s/files/1/0427/3651/7286/files/50765513942.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_off00005ed8.binf9f83d97a6334b0c966f762f84212d3e3f47cb455f0b32c20bdc291f593a8dee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5ED8 | 5304 bytes |
font_01_sfnt_off000070ec.bin9f8f449d2ea90817cfcf19a72a26a15d75339afbcbf8353b83b424586eb4693c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70EC | 10288 bytes |
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