MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, which is also present in the document body as a lure for a "12th zoology book in english pdf". The link redirects to `https://ttraff.cc/pify?keyword=12th+zoology+book+in+english+pdf`, indicating a phishing or scam attempt. The presence of a mass external PDF link farm further supports the malicious intent, likely for SEO poisoning or distributing malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=12th+zoology+book+in+english+pdf In PDF document text
- http://xumowe.georgecedwardsiii.com/uploads/1/3/0/8/130874254/07f46f.pdfIn PDF document text
- http://files.soundsliketwotrx.com/uploads/1/3/1/6/131606552/vekesenarefe.pdfIn PDF document text
- http://files.amazingdownunder.com/uploads/1/3/2/7/132712206/bezulozobufij.pdfIn PDF document text
- http://fedorahosted.org/lohitIn 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/1/0434/0239/5813/files/50125571530.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2173/7882/files/31551425151.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5732/2903/files/honda_gcv160_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5319/5165/files/cabin_in_the_woods_online.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5399/6442/files/2020_basic_english_words.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/3847/8229/files/dijabofifidiwalosaxigav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5652/8541/files/xolojinemuxojevalamezofu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0938/4345/files/a_level_chemistry_e_n_ramsden.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/19194700937.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6544/2457/files/fepuvofilizugirowe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1795/3702/files/iterative_inorder_traversal.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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off00007e7f.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x7E7F | 16552 bytes |
SHA-256: 0bc2951014633c49ddddcac624331b800f761c57d1aa491ff268a6f940645022 |
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font_00_sfnt_off00006ca8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CA8 | 5232 bytes |
SHA-256: 03f54dd10529323564bfa0152814c04ff3def450bdd98da8072e69cc9255afe4 |
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font_02_sfnt_off0000a3f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA3F7 | 1852 bytes |
SHA-256: cefa93ab99268b9387626336cc8aeb986d802f3a091f6156c231f0642977bfab |
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font_03_sfnt_off0000acd2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xACD2 | 10092 bytes |
SHA-256: fe7d35a387e8b00a776c5c8bea3b3c8e8990eebfdfed3ce557cdb3bd5171129a |
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font_04_sfnt_off0000cf33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF33 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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