MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text related to 'adding subtracting integers worksheets pdf' and the malicious URL. This suggests a social engineering lure to drive traffic to a malicious site, likely for further exploitation or credential harvesting.
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=adding+subtracting+integers+worksheets+pdf
- http://files.inspectnj.net/uploads/1/3/2/6/132680967/3928339.pdf
- http://files.themadamestusk.com/uploads/1/3/0/7/130739366/konudijo_fewaxinuja_xuluxot_bubitaf.pdf
- https://cdn.shopify.com/s/files/1/0432/7650/1147/files/16716985794.pdf
- https://cdn.shopify.com/s/files/1/0429/1896/9507/files/cbit_placements.pdf
- https://cdn.shopify.com/s/files/1/0432/5428/4450/files/convert_base64_to_jquery.pdf
- https://cdn.shopify.com/s/files/1/0433/8280/0542/files/21462276156.pdf
- https://cdn.shopify.com/s/files/1/0445/3682/3972/files/verb_dictionary_english_to_marathi.pdf
- https://cdn.shopify.com/s/files/1/0437/6369/5770/files/time_and_work_aptitude_problems.pdf
- https://cdn.shopify.com/s/files/1/0431/3425/5258/files/8191970807.pdf
- https://cdn.shopify.com/s/files/1/0429/2860/3295/files/kovupugixivojodujedevo.pdf
- https://cdn.shopify.com/s/files/1/0430/3051/1779/files/dozujituvepama.pdf
- https://cdn.shopify.com/s/files/1/0429/2739/0887/files/15893983032.pdf
- https://cdn.shopify.com/s/files/1/0450/9014/4421/files/momotibaruderi.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_off00006af7.bin1469ec81a759cfb00a46bcef309360e4c37731c1f4101f0199021836448bb6a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AF7 | 5672 bytes |
font_01_sfnt_off00007e3d.bin40d78e5b58076cb8c5710f6a9cbbb9810fa0081b776e7c15443ee1f4af9fe030 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E3D | 14212 bytes |
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