MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link pointing to 'https://ttraff.ru/pify?keyword=atwinc1500+programming+guide'. It also exhibits characteristics of a PDF link farm, with numerous embedded links, many hosted on cdn.shopify.com. The document body, though heavily obfuscated, suggests a lure related to a programming guide. The ML classifier strongly indicates maliciousness.
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=atwinc1500+programming+guide
- http://files.barbarajtilly.com/uploads/1/3/1/4/131452841/xixofaku.pdf
- http://files.erminiogarotta.com/uploads/1/3/0/9/130969498/venijev.pdf
- http://files.shopmaggiemaeboutique.com/uploads/1/3/1/3/131380001/vamosureve.pdf
- https://cdn.shopi
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/buxigol.pdf
- https://cdn.shopify.com/s/files/1/0432/1820/6887/files/61692663014.pdf
- https://cdn.shopify.com/s/files/1/0438/9486/6088/files/sesunavezevepabofi.pdf
- https://cdn.shopify.com/s/files/1/0427/4513/5260/files/42924985158.pdf
- https://cdn.shopify.com/s/files/1/0432/7754/9728/files/tolewizorageroz.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rerivavegexem.pdf
- https://cdn.shopify.com/s/files/1/0429/5481/7690/files/lemisirowerevubaguvix.pdf
- https://cdn.shopify.com/s/files/1/0429/2873/4375/files/xinitoduvazivalaw.pdf
- https://cdn.shopify.com/s/files/1/0437/0595/8565/files/kalizuxitu.pdf
- https://cdn.shopify.com/s/files/1/0435/7164/2527/files/sekomakokaganudadatokuto.pdf
- https://cdn.shopify.com/s/files/1/0429/8558/6849/files/navukoputofabexap.pdf
- https://cdn.shopify.com/s/files/1/0429/0094/7103/files/wusamewafozijuvo.pdf
- https://cdn.shopify.com/s/files/1/0431/8117/9037/files/vedusiwugabofi.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_off00005a54.bin8b7d19cbd41c09c9dd14b4dca2b08c4b38f34f5350f103a8bfe52a25d8e7f308 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A54 | 5464 bytes |
font_01_sfnt_off00006cda.bin57b2ce24ed7aeb41360a7017753cd557a26bbfb523b79cb64ca9e413259dfe97 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CDA | 10344 bytes |
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