MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass external link farm, with one critical link pointing to a known malicious redirector infrastructure. The document body text, though heavily obfuscated, contains keywords like 'Siemens bq breaker pdf' and embedded URLs, suggesting a lure to disguise the malicious intent. The ML classifier strongly supports the malicious verdict.
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.cc/pify?keyword=siemens+bq+breaker+pdf
- http://files.deinehandwerker.ch/uploads/1/3/1/8/131857419/1394938359.pdf
- http://files.talkingaac.org/uploads/1/3/0/9/130969169/mawupufofijifepiduso.pdf
- http://files.mskhor.com/uploads/1/3/2/6/132682570/fewogedawox-xabuguj-dajelenudunexo.pdf
- https://cdn.shopify.com/s/files/1/0429/6838/3641/files/sosumasegopizanik.pdf
- https://cdn.shopify.com/s/files/1/0428/6509/8908/files/87526736717.pdf
- https://cdn.shopify.com/s/files/1/0431/2494/9153/files/16314396108.pdf
- https://cdn.shopify.com/s/files/1/0433/8289/8840/files/42019672084.pdf
- https://cdn.shopify.com/s/files/1/0433/4800/0927/files/hhgregg_corporate_office.pdf
- https://cdn.shopify.com/s/files/1/0435/9972/4702/files/xomiwutezanebawagafabin.pdf
- https://cdn.shopify.com/s/files/1/0431/7321/6411/files/48338543398.pdf
- https://cdn.shopify.com/s/files/1/0433/8044/1238/files/tigobare.pdf
- https://cdn.shopify.com/s/files/1/0433/2378/5370/files/denegew.pdf
- https://cdn.shopify.com/s/files/1/0433/1218/5494/files/pneumonia_kongenital_adalah.pdf
- https://cdn.shopify.com/s/files/1/0427/4146/5244/files/hp_office_5610_drivers.pdf
- https://cdn.shopify.com/s/files/1/0429/9830/0823/files/fatelenofazez.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/14985018959.pdf
- https://cdn.shopify.com/s/files/1/0431/5221/2130/files/metode_argentometri.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_off00004b06.bin275470c613f48b9778f9f3e8cc80f4df4aca27755b26c9afd9ede16637317c3f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B06 | 5588 bytes |
font_01_sfnt_off00005de2.bin4ba88f31e017096c5afb2b3db1ffd0ca1cdac130753dd7e0ff25a2704fa29957 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DE2 | 11356 bytes |
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