MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one prominent URL leading to a malicious redirector. The document body, though heavily obfuscated, contains text suggesting it is a textbook, likely a lure. The presence of embedded links and the malicious redirector indicate an attempt to direct users to harmful content, potentially for phishing or malware distribution.
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=comprehensive+agricultural+science+text+book+pdf
- http://funuluba.laffertyanimalclinic.com/uploads/1/3/0/8/130813528/8506200.pdf
- http://janelo.zioncitycogic.org/uploads/1/3/0/8/130874431/juvupafegix.pdf
- http://vanosuz.forhisgloryballet.com/uploads/1/3/2/8/132814930/linekodedizisa_wevofexaledejar_jodivola_sawokeguxelanu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/9569/4239/files/4122018400.pdf
- https://cdn.shopify.com/s/files/1/0428/0126/6851/files/85651643001.pdf
- https://cdn.shopify.com/s/files/1/0438/5384/0534/files/antigona_rozbor.pdf
- https://cdn.shopify.com/s/files/1/0431/9464/6689/files/xafiwedasopusaf.pdf
- https://cdn.shopify.com/s/files/1/0437/4121/6929/files/mujelufixotetenevuduzix.pdf
- https://cdn.shopify.com/s/files/1/0432/0083/9841/files/wubokin.pdf
- https://cdn.shopify.com/s/files/1/0438/7209/2315/files/buvevapow.pdf
- https://cdn.shopify.com/s/files/1/0437/9593/9488/files/bod_incubator_sop.pdf
- https://cdn.shopify.com/s/files/1/0437/4275/7029/files/70156233149.pdf
- https://cdn.shopify.com/s/files/1/0437/9482/5376/files/pofelezodegogoneragegun.pdf
- https://cdn.shopify.com/s/files/1/0430/0183/9775/files/fe_review_manual_2014.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_off00004c82.bin06830c05621b0375a42d2fa6399677a4f5f996ae5277f29ed807220e96caed57 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4C82 | 5808 bytes |
font_01_sfnt_off0000601f.bin78eab0126fd4a49c2f8a3cbeb00b635729d078414d25fc0ec4da8f97e34b1e47 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x601F | 9972 bytes |
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