MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to appear as search engine results, with one prominent link leading to a known malicious redirector at 'https://ttraff.ru/pify?keyword=autocad+commands+3d+pdf'. The document body, though heavily obfuscated, contains this URL and other Shopify links, suggesting a lure to download further malicious content. The ML classifier strongly supports the malicious verdict.
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.ru/pify?keyword=autocad+commands+3d+pdf
- http://files.vonboeck.com/uploads/1/3/1/0/131070202/fa804f051066d00.pdf
- http://files.xofitnessstudio.com/uploads/1/3/1/3/131383648/0c6d0c493fd3d8.pdf
- http://files.cattailacres.com/uploads/1/3/2/3/132302998/5081388.pdf
- http://files.5ivezero.com/uploads/1/3/1/4/131437538/boxuzuzege-jamov-susaxozokusonir.pdf
- http://files.urgasconouranimalshelter.org/uploads/1/3/2/6/132696145/1296695.pdf
- https://cdn.shopify.com/s/files/1/0437/7382/1082/files/11428039203.pdf
- https://cdn.shopify.com/s/files/1/0428/3577/1558/files/17341358685.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51191810805.pdf
- https://cdn.shopify.com/s/files/1/0431/6663/0037/files/75354380399.pdf
- https://cdn.shopify.com/s/files/1/0437/0235/4070/files/jawosofemetov.pdf
- https://cdn.shopify.com/s/files/1/0438/9175/3115/files/balanceamento_quimico_9_ano.pdf
- https://cdn.shopify.com/s/files/1/0434/4204/5090/files/powewarowuwejitibam.pdf
- https://cdn.shopify.com/s/files/1/0437/0835/0615/files/84378336986.pdf
- https://cdn.shopify.com/s/files/1/0434/8156/3286/files/37198097568.pdf
- https://cdn.shopify.com/s/files/1/0438/6599/7472/files/47940662552.pdf
- https://cdn.shopify.com/s/files/1/0429/7129/9999/files/80549044023.pdf
- https://cdn.shopify.com/s/files/1/0438/8939/3816/files/vocabulary_meaning_in_marathi.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_off00007f33.bin0c010d20fff51fb186cb301bc6f67fae5407a7767d554dfe9086412ce7bc96c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F33 | 5328 bytes |
font_01_sfnt_off0000914c.binb560ddebbe798432e7fb257672effcd3403b6f45f4fbf73e5130187adcf0bee9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x914C | 14964 bytes |
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