MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple critical heuristics indicating malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The primary malicious URL, https://ttraff.cc/pify?keyword=schema+ampli+audio+a+transistor, is part of a redirector infrastructure. The document body contains numerous embedded URLs, many pointing to shopify.com, but the presence of the malicious redirector link suggests a phishing or malware distribution attempt.
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=schema+ampli+audio+a+transistor
- http://files.msgreenoughsvirtualguidanceoffice.ca/uploads/1/3/1/8/131857421/9358062.pdf
- http://rimifip.montrealmusiciansexchange.com/uploads/1/3/1/4/131483603/toluximo.pdf
- http://files.zenlockyt.com/uploads/1/3/2/6/132682233/madadali.pdf
- https://cdn.shopify.com/s/files/1/0428/2174/6847/files/xajomopuxebojixanuw.pdf
- https://cdn.shopify.com/s/files/1/0433/6975/8874/files/les_chevaliers_du_ciel_soundtrack.pdf
- https://cdn.shopify.com/s/files/1/0434/0596/7527/files/10_characteristics_of_an_entrepreneur.pdf
- https://cdn.shopify.com/s/files/1/0437/9249/8850/files/bi_triangle.pdf
- https://cdn.shopify.com/s/files/1/0438/0616/3104/files/count_duplicates_in_array_javascript.pdf
- https://cdn.shopify.com/s/files/1/0429/9676/0730/files/wowekexevunaku.pdf
- https://cdn.shopify.com/s/files/1/0428/4484/8295/files/14805412522.pdf
- https://cdn.shopify.com/s/files/1/0437/7785/1550/files/2004_yamaha_road_star_1700_manual.pdf
- https://cdn.shopify.com/s/files/1/0429/5789/7882/files/online_video_er_apple.pdf
- https://cdn.shopify.com/s/files/1/0462/0097/9606/files/amma_amma_telugu_naa_songs.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_off00005e67.bin7c71ec292d3d944070c1ddbdfd15dc0c93c826e49eeba262828afd21f21f8d94 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E67 | 5416 bytes |
font_01_sfnt_off000070a0.bincfd25d254ee4a40b810f543b909dbc1a5db3a18e551a7952b719f77251179d46 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70A0 | 10080 bytes |
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