MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to Shopify domains but are likely part of a link farm designed to improve search engine rankings for malicious content. The primary redirector URL, 'https://ttraff.cc/pify?keyword=statistical+geography+methods+and+applications+pdf', is flagged as malicious. The ML classifier strongly indicates maliciousness, and the document body, though heavily obfuscated, contains references to the malicious URL and other potentially benign-looking PDF links.
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=statistical+geography+methods+and+applications+pdf
- http://files.johntherev.com/uploads/1/3/2/6/132682335/7006093.pdf
- http://files.hocosoccer.com/uploads/1/3/1/3/131398076/6112176.pdf
- http://files.mygraceboutique.com/uploads/1/3/1/3/131379113/sazuge.pdf
- https://cdn.shopify.com/s/files/1/0432/5860/9817/files/46625193377.pdf
- https://cdn.shopify.com/s/files/1/0429/9980/8149/files/51752064454.pdf
- https://cdn.shopify.com/s/files/1/0435/8275/0881/files/89234273959.pdf
- https://cdn.shopify.com/s/files/1/0431/3323/9457/files/ulcerative_colitis_diet_book.pdf
- https://cdn.shopify.com/s/files/1/0431/9143/5422/files/63687818066.pdf
- https://cdn.shopify.com/s/files/1/0430/8038/4674/files/mupowijizexapo.pdf
- https://cdn.shopify.com/s/files/1/0433/6576/1176/files/73342084991.pdf
- https://cdn.shopify.com/s/files/1/0430/0328/1571/files/zerukamuwirotoxi.pdf
- https://cdn.shopify.com/s/files/1/0428/4389/8019/files/90028364721.pdf
- https://cdn.shopify.com/s/files/1/0428/2161/5775/files/54394675102.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_off00005f6b.bin1ca73fd72b5f3450dcced8e7d2e42aedc0870e33b473a2758ef0f9dc9b50684d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F6B | 5776 bytes |
font_01_sfnt_off000072f3.binf14f8aac796c49c357d7edc078aef553369880d6e5f98ca7b712c0f2ececba6d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72F3 | 10204 bytes |
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