MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a mass external link farm, with many links pointing to Shopify domains, likely for SEO manipulation. One critical heuristic identified a PDF redirector link to 'ttraff.cc', which is known malicious infrastructure. The document body contains the phrase 'Full form of bsf' and the malicious URL, suggesting a lure to a phishing or malware distribution site.
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.cc/pify?keyword=full+form+of+bsf In PDF document text
- http://files.ohiooutdoorstructures.com/uploads/1/3/1/6/131606965/rejibubezad_visabojaniw.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0437/1234/8315/files/types_of_commercial_aircraft.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5197/3799/files/beauty_and_the_beast_piano.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7224/0293/files/fedewivifawarun.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3502/5831/files/ccs_medical_attendance_rules_1944.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2996/9561/files/l_adjectif_possessif_exercices.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9275/5103/files/daguv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5361/2199/files/towetovameruzedavifuke.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7364/1379/files/agonia_significado.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1350/5185/files/push_git_to_github.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0571/4338/files/baruwajo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0462/6746/5890/files/baby_sleeping_bag_guide_nhs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4646/8769/files/45892158153.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5491/3950/files/malusowutusiwukusosabum.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000614b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x614B | 4328 bytes |
SHA-256: 421f15132842bbee14f19a5d0e94354006981ea14bb2e60b4c35c13c3be33ecd |
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font_01_sfnt_off00006ff0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FF0 | 10488 bytes |
SHA-256: 8d5b8297ceff20132129027ed93bc5e8fa7d544da7baef27b6aed10acd2148d5 |
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font_02_sfnt_off000093e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93E6 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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