MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm designed to appear as search engine results, with the primary link leading to a known malicious redirector. The document body, though heavily obfuscated, contains the text 'Andersen storm door closer manual' and the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier strongly supports the malicious nature of this PDF.
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.ru/pify?keyword=andersen+storm+door+closer+manual
- http://files.rossrubino.com/uploads/1/3/1/3/131381332/7886641.pdf
- http://files.shemewe.com.au/uploads/1/3/2/3/132302913/686152.pdf
- http://files.myfutra.com/uploads/1/3/1/3/131384018/netax.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/sasexenumufuxa.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80170273674.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/futikuzazojexopuvenewipu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/51906755497.pdf
- https://cdn.shopify.com/s/files/1/0429/2853/7753/files/guniwilur.pdf
- https://bukusuj.files.wordpress.com/2020/06/79083220329.pdf
- https://lotodirod.files.wordpress.com/2020/06/9328407337.pdf
- https://saxevana.files.wordpress.com/2020/07/47709839111.pdf
- https://cdn.shopify.com/s/files/1/0428/8859/3571/files/99723881087.pdf
- https://cdn.shopify.com/s/files/1/0431/4185/7448/files/zuwubotodivinedadolida.pdf
- https://cdn.shopify.com/s/files/1/0432/8413/6086/files/gixamewufedugisegopatig.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/12410546401.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/71860998709.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xazome.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/loxidunadubufurepetiverox.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_off00004732.binc5776e99339271034f95e637a3389d67e95902a9ee6c18a8a3a018bb5b9d0d1a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4732 | 4908 bytes |
font_01_sfnt_off000057b9.bin43a695e4af227c4dd749f39b90813f624084efa26c161330b9dcddc31dece581 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57B9 | 9784 bytes |
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