MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.com'. This suggests a link farm or SEO poisoning tactic to distribute malware. The document body, though partially corrupted, contains the target URL, indicating an attempt to trick users into visiting a malicious site under the guise of educational content. No scripts were extracted, but the presence of the malicious redirector is a strong indicator of malicious intent.
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=large+numbers+worksheet+for+class+6
- http://pukigixa.standrewslutherangoldcoast.com/uploads/1/3/1/1/131164278/mulezu.pdf
- http://nizuja.bfstrings.com/uploads/1/3/0/8/130814328/3324.pdf
- http://pajowop.lovepositivecounseling.com/uploads/1/3/1/4/131453329/8890898.pdf
- http://kenewefe.gosportstiming.com/uploads/1/3/1/4/131482975/vabaribetedunoti.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/13002849425.pdf
- https://cdn.shopify.com/s/files/1/0430/3811/3955/files/bipaxaluvevukebaga.pdf
- https://cdn.shopify.com/s/files/1/0448/7417/0535/files/afro_house_instrumental_beats.pdf
- https://cdn.shopify.com/s/files/1/0434/6786/6265/files/informer_song_daddy_yankee.pdf
- https://cdn.shopify.com/s/files/1/0428/0070/9791/files/kubota_zd21_parts_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/3078/8758/files/ccloud_tv_addon.pdf
- https://cdn.shopify.com/s/files/1/0439/1321/6168/files/paladin_leveling_guide.pdf
- https://cdn.shopify.com/s/files/1/0438/8657/5771/files/43234250755.pdf
- https://cdn.shopify.com/s/files/1/0434/0196/9820/files/74671869278.pdf
- https://cdn.shopify.com/s/files/1/0439/6256/4766/files/culture_betsileo.pdf
- https://cdn.shopify.com/s/files/1/0435/7737/6936/files/fidagijelugitarig.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_off00005d71.binb3806c81b208e1570173a4b684d91fc3b19b2f7c20055b9d9a61d1678fc763ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D71 | 5684 bytes |
font_01_sfnt_off000070b1.bin67010dbde75815308ebb40e2e1a0a52c7e3daf25623dfb0fa994d36829647c05 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70B1 | 10132 bytes |
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