MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a document about "bituminous pavement construction". The ML classifier strongly indicates maliciousness. The embedded URL points to a redirector service, which is a common technique for delivering malware or phishing pages. No scripts were extracted, limiting the analysis of the payload delivery mechanism.
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=bituminous+pavement+construction+pdf
- http://fizupape.rcmcm.com/uploads/1/3/0/7/130738732/lugabaf_sevepivofematum.pdf
- http://files.vonfenja.com/uploads/1/3/0/7/130776887/982665.pdf
- http://files.leighandbloo.com/uploads/1/3/0/7/130775623/d1a3850.pdf
- https://cdn.shopify.com/s/files/1/0430/4614/2106/files/pthon_use_remainder_to_find_date.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ruwofejimu.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vixegenosevisime.pdf
- https://cdn.shopify.com/s/files/1/0434/1458/5509/files/collections_grade_8_teacher_edition.pdf
- https://cdn.shopify.com/s/files/1/0429/6422/2101/files/xunepenukoxutupavoxu.pdf
- https://cdn.shopify.com/s/files/1/0429/0982/7231/files/zeditekalanot.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/96672573922.pdf
- https://cdn.shopify.com/s/files/1/0444/6637/2775/files/math_worksheets_grade_7.pdf
- https://cdn.shopify.com/s/files/1/0438/8939/3816/files/aeneid_latin.pdf
- https://cdn.shopify.com/s/files/1/0431/4107/1016/files/datawuwabemetixomizodim.pdf
- https://cdn.shopify.com/s/files/1/0438/7612/2779/files/service_marketing_concepts_strategies_and_cases.pdf
- https://cdn.shopify.com/s/files/1/0432/4474/8950/files/novugabonalevavutenum.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_off0000a568.bin1f53419aa7bc70de90498685de28468f43093adf5c2756db25cc5a2b440fc67c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA568 | 5376 bytes |
font_01_sfnt_off0000b7a5.bin845ec26f6fb36c0839f5d547b610908c53466ea8449efd51d19ec43595feea77 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7A5 | 10208 bytes |
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