MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass of external links, with a critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=abstract+nature+of+mathematics+pdf', suggesting a lure to a malicious site. The presence of numerous PDF links, many hosted on cdn.shopify.com, indicates a link farm designed to distribute malicious content or phish users.
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=abstract+nature+of+mathematics+pdf
- http://nokumod.erasmuspeak.com/uploads/1/3/1/6/131606349/dawiferije_nilumad.pdf
- http://vagefasi.thelongwellfiles.com/uploads/1/3/1/3/131384401/zetiguj_ziraduwuzure_muxexe_gaxefobukivof.pdf
- http://files.nuclearwarfare.de/uploads/1/3/2/6/132695601/8713041.pdf
- https://cdn.shopify.com/s/files/1/0430/4135/7973/files/19435142549.pdf
- https://cdn.shopify.com/s/files/1/0431/1810/0637/files/jexori.pdf
- https://cdn.shopify.com/s/files/1/0429/5249/1159/files/ziledagasedavimipuzaza.pdf
- https://cdn.shopify.com/s/files/1/0431/0256/8599/files/17565100744.pdf
- https://cdn.shopify.com/s/files/1/0431/2655/4780/files/seventh_day_adventist_fundamental_beliefs_28.pdf
- https://cdn.shopify.com/s/files/1/0429/2093/5590/files/63414940046.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jokesinoximirupabujikupoj.pdf
- https://cdn.shopify.com/s/files/1/0430/9159/1317/files/25727186457.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/92835403356.pdf
- https://cdn.shopify.com/s/files/1/0434/8579/0365/files/85283849500.pdf
- https://cdn.shopify.com/s/files/1/0429/5032/8486/files/add_blank_page_into.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_off00005afe.bin83a635fee34d77bb74a91889e87ff0b9881c4628b31166a4bedf831d1a73db2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5AFE | 5492 bytes |
font_01_sfnt_off00006d6e.binf068974d1f7996c44407e180fb2b5be6ed119d78b50c2a257ab9bf61a930df43 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D6E | 10412 bytes |
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