MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL. Additionally, a PDF link farm heuristic indicates the presence of numerous external links, with the primary one leading to a Shopify domain. The ML classifier strongly flagged this PDF as malicious.
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.com/pify?keyword=vande+mataram+lyrics+in+tamil In PDF document text
- http://files.knickknacknook.org/uploads/1/3/1/6/131636903/5636613.pdfIn PDF document text
- http://difokutu.durhamcontractorstx.com/uploads/1/3/2/7/132740961/nowebedipodamonotu.pdfIn PDF document text
- http://wubodoka.webproxyforfree.com/uploads/1/3/1/8/131871395/nedurime_pinenates_zopukevup.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
- https://cdn.shopify.com/s/files/1/0432/6562/2184/files/crunchyroll_android_tv_app_not_working.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5369/4626/files/linked_list_c_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/52733892229.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3203/4980/files/41597819683.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7952/4759/files/mind_on_statistics_5th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8699/3816/files/principales_agentes_economicos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/72518400380.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0799/1195/files/46510383457.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5381/8790/files/63647163246.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2724/9826/files/25410594559.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8831/3506/files/70353003881.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
- http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_007_off0001035b.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x1035B | 11260 bytes |
SHA-256: dc027ba0e2236aedfc1f9d881864ba2f40f58eeb63d53d9ef20aa4d05b5db174 |
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font_00_sfnt_off0000adf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADF2 | 5152 bytes |
SHA-256: 64e83e2f19a2f8adef7019f8f7c95313f3105cbb21a3bf0d85e74423cc431ab4 |
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font_01_sfnt_off0000bf5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF5D | 9832 bytes |
SHA-256: 4ce8d24015ce18b0682f2f0a26bf67352abd2dba2689a1f94f7c3f29ec80fe2f |
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font_02_sfnt_off0000deaf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEAF | 11120 bytes |
SHA-256: 9bc6cf7cfd2afcbf7bb46913c179a3da086b850fb514802e934a945279dbc308 |
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