MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm and a malicious redirector URL, indicating an attempt to drive traffic to a malicious site. The document body, though heavily obfuscated, contains text related to 'free worksheets on verbs for first grade' and the malicious redirector URL, suggesting a lure to trick users into clicking the link. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=free+worksheets+on+verbs+for+first+grade
- https://cdn.shopify.com/s/files/1/0428/9173/9295/files/tediwipisuwapa.pdf
- https://cdn.shopify.com/s/files/1/0437/7378/8321/files/suneladepipamevitidag.pdf
- https://cdn.shopify.com/s/files/1/0433/3305/8710/files/3017024117.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/87678197609.pdf
- https://cdn.shopify.com/s/files/1/0461/8810/1785/files/youcam_3_full_free_download.pdf
- https://cdn.shopify.com/s/files/1/0437/1863/9771/files/karupolenasevupakure.pdf
- https://cdn.shopify.com/s/files/1/0436/9963/4326/files/discord_audio_not_working.pdf
- https://static.usrfiles.com/ugd/bca722_ade0adc654e143acbcec027a608a3e63.pdf
- https://static.usrfiles.com/ugd/9e41f0_92396deb277645f79f66b5349c601a4b.pdf
- https://static.usrfiles.com/ugd/37321e_769439d99d6b4fb9a02820faa7ccc8a4.pdf
- https://static.usrfiles.com/ugd/286fb8_e61a02cb69d94609b2bd4ced8c837fb9.pdf
- https://static.usrfiles.com/ugd/ca300b_556ab96c1fb94aea80306d1e5d874b80.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/palafasejuzanuz.pdf
- https://cdn.shopify.com/s/files/1/0430/9843/9837/files/5243980064.pdf
- https://cdn.shopify.com/s/files/1/0430/7730/4481/files/everstart_jump_starter_manual.pdf
- https://cdn.shopify.com/s/files/1/0432/7194/6398/files/wowebagetagen.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xugufu.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_off0000641d.bine573fec51e4f80d3d7fcb9b197c74dcb3ae9093fbf5adcd75f4d9b4b68172c71 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x641D | 5448 bytes |
font_01_sfnt_off000076bb.bine74aff8977753827e3952be033c1b05fe13217acde13b2fea319957e31ad6fd5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76BB | 10120 bytes |
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