MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector infrastructure at `https://ttraff.com/pify?keyword=ios+background++crash`. The document body, though heavily obfuscated, also contains this URL and references to 'ios background crash', suggesting a lure for users seeking information on this topic. The presence of a large number of external PDF links, many hosted on `cdn.shopify.com`, indicates a link farm strategy, likely to improve search engine ranking and distribute malicious content.
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=ios+background++crash
- http://files.thebettajivereview.com/uploads/1/3/1/4/131437242/wibuganaforiwu.pdf
- https://cdn.shopify.com/s/files/1/0432/4468/3419/files/bandit_s_moon.pdf
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/karemogupurujoruwi.pdf
- https://cdn.shopify.com/s/files/1/0430/3591/8489/files/42553314841.pdf
- https://cdn.shopify.com/s/files/1/0430/2422/0321/files/batogoj.pdf
- https://cdn.shopify.com/s/files/1/0431/5811/0363/files/ninja_blade_game.pdf
- https://cdn.shopify.com/s/files/1/0433/6012/5080/files/tewevemodamujoz.pdf
- https://cdn.shopify.com/s/files/1/0435/2026/2308/files/52651808695.pdf
- https://cdn.shopify.com/s/files/1/0433/2149/1621/files/pdf_bestand_verkleinen_om_te_mailen.pdf
- https://cdn.shopify.com/s/files/1/0434/0691/7799/files/batopijumupafudido.pdf
- https://cdn.shopify.com/s/files/1/0435/9025/4749/files/age_hardening_process.pdf
- https://cdn.shopify.com/s/files/1/0430/4768/2201/files/82058191915.pdf
- https://cdn.shopify.com/s/files/1/0449/2269/9943/files/72960963713.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_off00005bd1.binc9be9008688ad636c5b6fbe05aba08c82858ee3017552bbd579749a6651fc5cf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BD1 | 5308 bytes |
font_01_sfnt_off00006dd7.bine5aca1bbd4fefcbba6d9c3bc6a72d3ba18397e81c82207b04aad29ab3054374c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DD7 | 14256 bytes |
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