MALICIOUS
128
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be part of a link farm designed to improve search engine ranking, potentially to lure unsuspecting users. The presence of a 'download button' heuristic further suggests a malicious workflow aimed at tricking the user into downloading further malware.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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/wix?keyword=high+school+biography+book+report+te
- https://static.usrfiles.com/ugd/b8c837_6336458b2b384417acd3f79f3e1a4aa3.pdf
- https://static.usrfiles.com/ugd/b8c837_2c9b3ba46b3143a5a3cb622ac9fb4cc7.pdf
- https://static.usrfiles.com/ugd/b8c837_abdb5ec905934ac38841caae9bb13ccf.pdf
- https://cdn.shopify.com/s/files/1/0435/5335/7985/files/zitobuvuzi.pdf
- https://cdn.shopify.com/s/files/1/0429/4659/2924/files/9345322097.pdf
- https://cdn.shopify.com/s/files/1/0430/8385/8073/files/28449038277.pdf
- https://cdn.shopify.com/s/files/1/0433/6753/0657/files/chrome_adblock_android_xda.pdf
- https://cdn.shopify.com/s/files/1/0441/1123/3176/files/types_of_agglomeration_economies.pdf
- https://static.usrfiles.com/ugd/756799_a76ffecd07864c158be55f48f2aa9821.pdf
- https://static.usrfiles.com/ugd/de60da_63ce26d120bd49f6bc0b27832e7c45b7.pdf
- https://cdn.shopify.com/s/files/1/0434/7848/3097/files/calculus_of_variations_free_download.pdf
- https://cdn.shopify.com/s/files/1/0434/7052/0470/files/48756226631.pdf
- https://cdn.shopify.com/s/files/1/0428/6421/4182/files/20404669240.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/61286624564.pdf
- https://cdn.shopify.com/s/files/1/0428/4550/3655/files/macos_catalina_patcher_guide.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006e5b.bin4f7848d94ee2f4443a075d8869f783c09db4aa0d66e2b5924e6832dfe91ac328 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E5B | 5144 bytes |
font_01_sfnt_off00007ff1.bin0eb9aa5dfbfa69273354f7a5dcc4260948a3bf8f9593637dc0001ea6fad0910d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FF1 | 10128 bytes |
font_02_sfnt_off0000a2a3.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA2A3 | 4324 bytes |
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