MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, which is also present in the document body. This link, 'https://ttraff.cc/pify?keyword=arizer+extreme+q+user+manual', likely serves as a lure to redirect the user to malicious content. The document also exhibits characteristics of a PDF link farm, with numerous embedded links, many pointing to benign Shopify URLs, but some to unknown domains. The ML classifier 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=arizer+extreme+q+user+manual
- http://files.indiangrovechurch.com/uploads/1/3/0/7/130776118/9981949.pdf
- http://files.pilates4womenonly.com/uploads/1/3/2/6/132682110/68bbd884.pdf
- https://cdn.shopify.com/s/files/1/0428/0428/1511/files/anthropology_study_guide_answers.pdf
- https://cdn.shopify.com/s/files/1/0431/6332/0469/files/muwanugupipokuna.pdf
- https://cdn.shopify.com/s/files/1/0433/8761/7436/files/zikinifowumutidinefobitu.pdf
- https://cdn.shopify.com/s/files/1/0429/1995/2550/files/96267375044.pdf
- https://cdn.shopify.com/s/files/1/0436/1990/9794/files/77483041457.pdf
- https://cdn.shopify.com/s/files/1/0433/4904/9499/files/62513266169.pdf
- https://cdn.shopify.com/s/files/1/0436/2534/9273/files/61625670758.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/87913440599.pdf
- https://cdn.shopify.com/s/files/1/0435/3651/5224/files/1463062332.pdf
- https://cdn.shopify.com/s/files/1/0437/6428/5601/files/jakejulesumopiwapuravelu.pdf
- https://cdn.shopify.com/s/files/1/0431/6397/5835/files/73754407262.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_off00007b68.bin5b169966cdc1232dd05ae71b4bbd4bc7439435cb59050a0bfaa9dcb43b12018c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B68 | 5064 bytes |
font_01_sfnt_off00008c91.bin1cfcc13a68e87bc942480693c5f7870f35c967faf323911869a4aaebae7b91c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C91 | 10680 bytes |
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