MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a redirector service known to host malicious content. The document body also contains a direct link to this redirector, suggesting an attempt to trick users into visiting potentially harmful sites. The ML classifier also strongly indicated maliciousness.
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=socomec+atys+d20+manual
- http://favukaf.lexialearners.com/uploads/1/3/1/4/131438397/985cd5b.pdf
- http://files.kelleygrantbooks.com/uploads/1/3/1/8/131856919/busemawen_jabam.pdf
- http://files.healthyvasquez.com/uploads/1/3/2/8/132814276/sumenikulutib.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/6224/8102/files/delitadokurexamutuze.pdf
- https://cdn.shopify.com/s/files/1/0430/6056/0021/files/muvusuxasegibewulokumu.pdf
- https://cdn.shopify.com/s/files/1/0431/4346/3074/files/16374263389.pdf
- https://cdn.shopify.com/s/files/1/0438/7468/0987/files/54235974345.pdf
- https://cdn.shopify.com/s/files/1/0433/7968/7587/files/9487941803.pdf
- https://cdn.shopify.com/s/files/1/0433/5812/6245/files/chander_pahar_bengali_download.pdf
- https://cdn.shopify.com/s/files/1/0434/0862/1719/files/abnormal_psychology_barlow_8th.pdf
- https://cdn.shopify.com/s/files/1/0435/1423/2996/files/vonenirubesajaxuga.pdf
- https://cdn.shopify.com/s/files/1/0438/5875/5749/files/building_design_and_drawing_book.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b139.bin2178ab0ca83f030c97bc33e916552f21d53902fce7b1948a44c11e8025e0462f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB139 | 5468 bytes |
font_01_sfnt_off0000c3ba.bin372d892618b7cff2bfd44d314c12cfbd73f22e62ebb92dd03f663b740531d6aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC3BA | 10540 bytes |
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