MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Phishing: Spearphishing Attachment
T1204.002 Malicious File: Malicious Link
The PDF file was flagged as malicious by a machine learning classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. It also exhibits characteristics of a PDF SEO link farm, embedding numerous external links, many hosted on cdn.shopify.com. The primary malicious URL identified is https://ttraff.com/pify?keyword=damn+good+advice+pdf, which is likely used for redirection. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the specific lure.
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=damn+good+advice+pdf
- http://files.harveyhensley.com/uploads/1/3/1/0/131069978/sefexixakilivag_jatel_mojafezef_pixewepokipu.pdf
- https://cdn.shopify.com/s/files/1/0431/2884/8538/files/65810522513.pdf
- https://cdn.shopify.com/s/files/1/0428/3056/1436/files/basic_pronunciation_exercises.pdf
- https://cdn.shopify.com/s/files/1/0428/9911/2099/files/fuzoru.pdf
- https://cdn.shopify.com/s/files/1/0431/3631/9639/files/lurisajezajixakuzev.pdf
- https://cdn.shopify.com/s/files/1/0450/5151/0936/files/shazam_trailer_2019.pdf
- https://cdn.shopify.com/s/files/1/0432/6267/3054/files/pawujapivamisexufapon.pdf
- https://cdn.shopify.com/s/files/1/0432/9416/3102/files/map_of_africa_countries.pdf
- https://cdn.shopify.com/s/files/1/0434/7294/5312/files/58830993294.pdf
- https://cdn.shopify.com/s/files/1/0434/0118/3384/files/wozebuvalujodafo.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/70282461387.pdf
- https://cdn.shopify.com/s/files/1/0463/1258/7429/files/bob_marley_songs_masstamilan.pdf
- https://cdn.shopify.com/s/files/1/0466/3869/4565/files/15107706873.pdf
- https://cdn.shopify.com/s/files/1/0438/6773/4171/files/30863039604.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_off00006481.bina64f4fd579e948a3eb9707472cf9e5876d3e1ef8742b41d0c90b8898fabb17ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6481 | 5228 bytes |
font_01_sfnt_off0000764b.bin0a60aeab8e39853676c8cfb8c6dbe49e6b46b64276ff88e96121ca0a41e8dd5a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x764B | 9856 bytes |
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