MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, with one critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body itself is heavily obfuscated but contains URLs that are likely part of a link farm or SEO manipulation scheme. The primary malicious intent appears to be directing users to external, potentially harmful, content through these numerous links.
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.com/pify?keyword=penetration+of+bituminous+materials+pdf
- http://files.happycentric.com/uploads/1/3/1/4/131453387/didekonor-fiwitegizabinot-tugubube-lovumi.pdf
- http://files.lowellmagenealogy.com/uploads/1/3/1/3/131383916/0c79b02dc.pdf
- http://files.piedrasvivasiglesia.org/uploads/1/3/1/3/131381682/zuzemep.pdf
- https://cdn.shopify.com/s/files/1/0436/7728/6565/files/telecharger_attestation_pole_emploi_cesu.pdf
- https://cdn.shopify.com/s/files/1/0431/7170/9092/files/lejifow.pdf
- https://cdn.shopify.com/s/files/1/0437/9426/8320/files/60595747539.pdf
- https://cdn.shopify.com/s/files/1/0431/5083/5878/files/impacto_del_neoliberalismo_en_mexico.pdf
- https://cdn.shopify.com/s/files/1/0434/6006/7480/files/vopide.pdf
- https://cdn.shopify.com/s/files/1/0433/2729/1544/files/gulab.pdf
- https://cdn.shopify.com/s/files/1/0433/5822/4549/files/3295058921.pdf
- https://cdn.shopify.com/s/files/1/0428/8161/3987/files/antiinflamatorios_aines.pdf
- https://cdn.shopify.com/s/files/1/0437/2257/1930/files/bienvenue_en_france_tome_2.pdf
- https://cdn.shopify.com/s/files/1/0428/5733/2895/files/83367885141.pdf
- https://cdn.shopify.com/s/files/1/0440/4117/5190/files/lirox.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_off00009d71.bin7ae44f3397eeaa21b94dc483cacb3896ff1286e244d1457b977415ae5d061024 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D71 | 5328 bytes |
font_01_sfnt_off0000af67.bin1958de5e661e2af2698443088d8181171fe326a83fb575ad853d60a0a47eb0d6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF67 | 11084 bytes |
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