MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, with a critical heuristic firing for a malicious redirector. The primary malicious URL identified is 'https://ttraff.ru/pify?keyword=finder+forcibly+guided+contacts'. The document body, though heavily obfuscated, also contains this URL, suggesting a lure to external malicious content. The presence of numerous links to external PDFs, many hosted on Shopify, indicates a link farm strategy, likely to improve search engine ranking for malicious content or to obscure the true destination.
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=finder+forcibly+guided+contacts
- http://sakur.promalvacations.com/uploads/1/3/1/6/131637309/xusebazo-zinuwowenediv-netolinamedidu-tesaxu.pdf
- http://files.blaearlychildhoodcoalition.org/uploads/1/3/0/8/130873983/zupaso-wipigololodap-warato.pdf
- http://files.cls-asia.net/uploads/1/3/1/4/131454436/77f72560d5.pdf
- https://cdn.shopify.com/s/files/1/0462/3794/1909/files/28399711004.pdf
- https://cdn.shopify.com/s/files/1/0429/5327/7589/files/93794603742.pdf
- https://cdn.shopify.com/s/files/1/0432/1814/1347/files/xegesesozokumop.pdf
- https://cdn.shopify.com/s/files/1/0440/7469/6856/files/7586755526.pdf
- https://cdn.shopify.com/s/files/1/0429/9807/1450/files/40987441718.pdf
- https://cdn.shopify.com/s/files/1/0438/6009/9222/files/4673354203.pdf
- https://cdn.shopify.com/s/files/1/0427/6345/2583/files/51499578549.pdf
- https://cdn.shopify.com/s/files/1/0429/8643/8807/files/merozizok.pdf
- https://cdn.shopify.com/s/files/1/0428/2191/0687/files/the_vmas_2015_full_show.pdf
- https://cdn.shopify.com/s/files/1/0429/8761/8463/files/daxipu.pdf
- https://cdn.shopify.com/s/files/1/0435/9385/9231/files/96991978252.pdf
- https://cdn.shopify.com/s/files/1/0432/5661/0976/files/puliwokidaribebutiwuselik.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_off000047d6.bin2f3eab24d55c013cc45db1a5f55655d8f7f6b2b544be56c278ffe8e6f8d194e0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x47D6 | 5388 bytes |
font_01_sfnt_off00005a37.bin0fdc2f94e8a9d8f96c49cad271d8111c620a9c3b1c1baaec267e1cae9428d8f5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A37 | 9880 bytes |
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