MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.ru'. The document body, though heavily obfuscated, contains text related to learning to read PDFs and includes the malicious URL. This suggests a lure to a malicious site, likely for phishing or malware distribution.
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.ru/pify?keyword=apprendre+a+lire+pdf
- http://files.blissmake-upandsfx.com/uploads/1/3/1/8/131856012/gumubezikip.pdf
- http://files.shaareitorahcincinnati.org/uploads/1/3/1/3/131380558/nidajofusavuxej_giwuzomur_genowi_kaxoredijujip.pdf
- http://files.stunningspacesstaging.com/uploads/1/3/1/4/131406849/fudulexixenasenu.pdf
- http://files.williammonaguenativeart.com/uploads/1/3/0/7/130739747/vunidegote.pdf
- https://cdn.shopify.com/s/files/1/0432/6057/5894/files/47163124351.pdf
- https://cdn.shopify.com/s/files/1/0434/9411/3446/files/sireginowawemabijokefo.pdf
- https://cdn.shopify.com/s/files/1/0431/6450/0122/files/51105253332.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mapitawaluzosamorexub.pdf
- https://cdn.shopify.com/s/files/1/0429/6281/3084/files/jejenivomibaxebopov.pdf
- https://cdn.shopify.com/s/files/1/0435/1731/3176/files/52751626553.pdf
- https://cdn.shopify.com/s/files/1/0433/2371/9845/files/tiwagibavidozunedu.pdf
- https://cdn.shopify.com/s/files/1/0430/8038/4674/files/vovodureja.pdf
- https://cdn.shopify.com/s/files/1/0431/4539/6386/files/21668290790.pdf
- https://cdn.shopify.com/s/files/1/0434/8733/0464/files/pokemon_xd_action_replay_codes.pdf
- https://cdn.shopify.com/s/files/1/0435/1341/3786/files/80739623986.pdf
- https://cdn.shopify.com/s/files/1/0431/1157/9809/files/masuzavuludasabux.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_off00006cf0.bin6f0fa23127be4d7b8ade7cae03e0e8be64d9fb4c6beebd1cdae676f0f3ef4a92 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CF0 | 4848 bytes |
font_01_sfnt_off00007d7b.bin89939b802ea41557f078a3037fff2e5b06d83980fcd0808c62a884190881f72e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D7B | 12272 bytes |
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