MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, which is the primary attack vector. The document body, though heavily obfuscated, contains text related to financial statements and a URL that mirrors the malicious redirector. The presence of numerous external PDF links, many pointing to benign content on Shopify, suggests a link farm or SEO poisoning tactic to mask the malicious redirector. No scripts were extracted from this sample.
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.link/wix?keyword=projected+balance+sheet+format+for+proprietor
- https://cdn.shopify.com/s/files/1/0437/5507/7786/files/accounting_equation_problems_and_solutions.pdf
- https://cdn.shopify.com/s/files/1/0434/1553/5774/files/golijedetujidapibufud.pdf
- https://cdn.shopify.com/s/files/1/0428/2079/6583/files/31011216227.pdf
- https://cdn.shopify.com/s/files/1/0432/0156/0737/files/17977508911.pdf
- https://cdn.shopify.com/s/files/1/0438/4774/5698/files/63345953563.pdf
- https://cdn.shopify.com/s/files/1/0433/1926/3397/files/apache_jmeter_3._3_free.pdf
- https://cdn.shopify.com/s/files/1/0430/8788/8535/files/wilezuxazuredepimibategif.pdf
- https://cdn.shopify.com/s/files/1/0431/2802/9345/files/75676653148.pdf
- https://cdn.shopify.com/s/files/1/0432/4445/4056/files/cie_o_level_biology_notes.pdf
- https://cdn.shopify.com/s/files/1/0430/9506/4730/files/organ_systems_of_the_human_body_and_their_functions.pdf
- https://cdn.shopify.com/s/files/1/0428/5412/1635/files/bojonufuxujivo.pdf
- https://static.usrfiles.com/ugd/a1fb72_eefe9f8fc5dc4e398cd92789d13d46eb.pdf
- https://static.usrfiles.com/ugd/9c58c5_1eaf578fef8f40fa8dc46d41199f56ef.pdf
- https://static.usrfiles.com/ugd/c1c462_53bda01ff9ff4f5d8b190f32205dfdfe.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_off00007d02.bindd7b880f1c6958317b71933e3175eb4154b1281d355b69180e4ce829e506ee21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D02 | 2828 bytes |
font_01_sfnt_off000086fc.bin64668497b8016b11307afb8c68e0d3c026c6a0671ab31d8df0cee3014ed3eaf5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86FC | 5612 bytes |
font_02_sfnt_off000099e1.bin5b0799fd8f83136658e86d0a6a9e7f931f66ad65acbc225694b4fc75579a4dce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99E1 | 10328 bytes |
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