MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by an ML classifier and contains a significant number of embedded links. One critical heuristic identified a link to known malicious redirector infrastructure, specifically 'https://ttraff.cc/pify?keyword=annavaram+cinema+naa+songs'. Another heuristic indicated a PDF link farm with numerous external links, many hosted on Shopify. The document body contains garbled text but also includes the malicious redirector URL and several Shopify-hosted PDF links, suggesting a lure or content hosting mechanism.
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.cc/pify?keyword=annavaram+cinema+naa+songs
- http://files.profeditenglishservices.com/uploads/1/3/0/7/130775817/danenet.pdf
- http://files.headhuntersltd.co.uk/uploads/1/3/1/0/131070116/9415496.pdf
- https://cdn.shopify.com/s/files/1/0436/1604/3168/files/5505402887.pdf
- https://cdn.shopify.com/s/files/1/0428/0313/4627/files/grade_5_math_worksheets_philippines.pdf
- https://cdn.shopify.com/s/files/1/0438/6082/0133/files/20713966887.pdf
- https://cdn.shopify.com/s/files/1/0447/9080/8737/files/download_australian_passport_renewal_form.pdf
- https://cdn.shopify.com/s/files/1/0431/3723/7146/files/vemivarixadifenob.pdf
- https://cdn.shopify.com/s/files/1/0433/8096/5534/files/76502274769.pdf
- https://cdn.shopify.com/s/files/1/0432/2839/7728/files/64249848072.pdf
- https://cdn.shopify.com/s/files/1/0459/2192/7319/files/bahubali_2_songs_free_doregama.pdf
- https://cdn.shopify.com/s/files/1/0431/0056/9751/files/best_d_d_5e_character_sheet_app.pdf
- https://cdn.shopify.com/s/files/1/0431/6453/2900/files/pdf_to_word_file_converter_online_free_download.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_off000041ad.bin6bd196871f6c2bbe50f304b479b3301622c017aac399f6e83c019f98bf226b1e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x41AD | 5136 bytes |
font_01_sfnt_off0000530d.bin98986e3100bb310566c19864fb5e959ca8549ed36c9917aa7a376a110f7b4541 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x530D | 9560 bytes |
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