MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL that triggered this heuristic. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm designed to attract search engine traffic and potentially distribute further malicious content. The ML classifier also strongly indicated maliciousness.
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=win+tv+guide+launceston+tasmania
- http://kiwexo.capstonechiro.com/uploads/1/3/1/3/131380213/xunadujes.pdf
- http://zipejisuk.richmondbulldogs.org/uploads/1/3/1/4/131438110/d5edfa380.pdf
- http://files.fromnaturescanvas.com/uploads/1/3/1/3/131380728/sozukizakake.pdf
- https://cdn.shopify.com/s/files/1/0429/1769/1559/files/1918230847.pdf
- https://cdn.shopify.com/s/files/1/0437/2008/1563/files/fupakadokiz.pdf
- https://cdn.shopify.com/s/files/1/0431/6240/2965/files/mercenary_prismatic_trial_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/4411/8434/files/apun_ko_bhai_bolte_new_song.pdf
- https://cdn.shopify.com/s/files/1/0440/7050/2565/files/97879505822.pdf
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/50890681840.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/38746106010.pdf
- https://cdn.shopify.com/s/files/1/0433/3443/4969/files/retizikokefabizomasis.pdf
- https://cdn.shopify.com/s/files/1/0441/2047/3752/files/zirojoduwomivavedumetivug.pdf
- https://cdn.shopify.com/s/files/1/0428/7404/4579/files/14686415204.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_off00006b0b.binfea3999ebb55dfdb11abd3f333419db7e898db90a4fc97f1c205743d9e574697 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B0B | 5236 bytes |
font_01_sfnt_off00007cdb.bin106c6dea6cb025d58cb4d2a38ad3ab01b0a67f9c68600a7398f7605cd4985841 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CDB | 14656 bytes |
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