MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, many of which point to known malicious redirectors or suspicious domains. The document body, though partially obfuscated, includes a URL that is also flagged as malicious. The presence of a large number of external PDF links suggests a link farm or SEO poisoning tactic to drive traffic to malicious sites. The ML classifier strongly indicated maliciousness.
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=preschool+all+about+me+worksheet+pdf
- http://files.aliromanow.com/uploads/1/3/1/4/131452811/3d3c15999d21.pdf
- http://files.umweltschutzverein.de/uploads/1/3/1/4/131438059/tatiraridolome.pdf
- http://files.rockabuybaby.shop/uploads/1/3/0/8/130874594/bilufupebewa.pdf
- http://files.thanksforeverything.shop/uploads/1/3/1/3/131398091/8095537.pdf
- http://files.mindyschaper.com/uploads/1/3/1/8/131856271/cb206202fa7.pdf
- https://cdn.shopify.com/s/files/1/0430/8454/6209/files/addie_emoji_movie.pdf
- https://cdn.shopify.com/s/files/1/0431/4431/5029/files/vikusituluvam.pdf
- https://cdn.shopify.com/s/files/1/0428/4504/4892/files/demenajejowegute.pdf
- https://cdn.shopify.com/s/files/1/0436/8770/6774/files/57095951779.pdf
- https://cdn.shopify.com/s/files/1/0435/0722/0644/files/97722020347.pdf
- https://cdn.shopify.com/s/files/1/0428/6955/5359/files/dimopamimoburu.pdf
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/mubimazikameduduraluzizo.pdf
- https://cdn.shopify.com/s/files/1/0430/5109/0071/files/gapezagaxiralere.pdf
- https://cdn.shopify.com/s/files/1/0432/8184/2341/files/vevijagaxej.pdf
- https://cdn.shopify.com/s/files/1/0438/7300/9819/files/61441887655.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_off0000688c.bin58e90c98dea3ae68fdab2a20d4ab3a461e14c8112cd2ae7ff51ad61865c02cf8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x688C | 5692 bytes |
font_01_sfnt_off00007bcd.bin7d9a936f4c608a2ba2995fd93fcbdaa3ea6ec69269cd8761f1f189c526488294 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BCD | 10180 bytes |
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