MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links, one of which, 'https://ttraff.com/pify?keyword=personification+exercises+with+answers+pdf', is identified as a malicious redirector. The document body, though heavily obfuscated, contains text suggesting it is a PDF related to 'personification exercises with answers', likely a lure to entice users to click the malicious link. The presence of numerous other links to Shopify-hosted PDFs suggests a link farm tactic to improve search engine visibility.
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.com/pify?keyword=personification+exercises+with+answers+pdf
- http://files.drhafezi.net/uploads/1/3/1/4/131407164/totobo.pdf
- http://files.mccordchapman.com/uploads/1/3/0/7/130738889/3236573.pdf
- http://files.revdanielgregoire.com/uploads/1/3/1/3/131398145/dakodeb_vivaxezafeperoz.pdf
- https://cdn.shopify.com/s/files/1/0434/8739/6004/files/boost_your_self_esteem.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8867/files/pujobizunedubonas.pdf
- https://cdn.shopify.com/s/files/1/0431/9127/1586/files/2589095819.pdf
- https://cdn.shopify.com/s/files/1/0438/9352/2587/files/47626206055.pdf
- https://cdn.shopify.com/s/files/1/0438/8506/8456/files/mugijox.pdf
- https://cdn.shopify.com/s/files/1/0434/4309/3660/files/92629020203.pdf
- https://cdn.shopify.com/s/files/1/0434/4181/5718/files/depoveruzaru.pdf
- https://cdn.shopify.com/s/files/1/0437/7945/7175/files/is_there_any_ps4_emulator_for_pc.pdf
- https://cdn.shopify.com/s/files/1/0437/9744/6818/files/73655442438.pdf
- https://cdn.shopify.com/s/files/1/0429/9590/8761/files/19107177399.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_off00005b18.bine559f8f51619d418eccc442451f869eec97b2aca086fcce0036ee36cfc3168c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B18 | 5372 bytes |
font_01_sfnt_off00006d64.bin851b129d92693cf82b6c03797d20d98a5159710207932a19c0f7c49ae84437ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D64 | 10024 bytes |
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