MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass of external links, with one prominent link redirecting to a known malicious infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=rectification+in+physics+pdf', which is flagged as a malicious redirector. This suggests the document's primary purpose is to redirect users to malicious content, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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=rectification+in+physics+pdf In PDF document text
- http://files.servantconferences.com/uploads/1/3/0/8/130874520/9804619.pdfIn PDF document text
- http://remum.centerpointschool.org/uploads/1/3/1/1/131164250/bazomokowijuvif.pdfIn PDF document text
- http://lexip.peomna.org/uploads/1/3/1/1/131164250/2133172.pdfIn PDF document text
- http://kugivivog.ritecookware.com/uploads/1/3/1/4/131453960/f43badd.pdfIn PDF document text
- http://files.schuttvision.com/uploads/1/3/0/7/130738822/4775714.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6702/3259/files/37419422208.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7146/3831/files/pilivimerosojedavefuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3564/0476/files/kewuniloti.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6332/0471/files/jexukapojubojuxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0956/3034/files/access_fine_location_permission_android_6.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4302/7106/files/sojepurabapij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2598/7734/files/86164935466.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4796/0232/files/power_function_c.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3183/0421/files/27737988724.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2191/0687/files/12767822120.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5833/0786/files/enable_trim_yosemite.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0758/0072/files/xatiwoziketeludif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3298/4222/files/90221325465.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8097/4490/files/b_pharmacy_syllabus_download.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000610e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x610E | 5224 bytes |
SHA-256: 3ab81e8c5428e1556b839e67a9dfa695e0b64ab4f8eba11ef0f51e1f63fbb9c9 |
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font_01_sfnt_off000072db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72DB | 10404 bytes |
SHA-256: 831674425399c947122ed645bd38f3fc9b0bdd4dcf0ec76f680e942b8ff1e26c |
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