MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains a URL that matches the malicious redirector, suggesting the primary purpose is to lure users to malicious sites.
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=not+enough+items+1.+13.+2
- http://files.gilchristwhatnot.com/uploads/1/3/1/8/131856991/wepesebenemitaf.pdf
- http://files.builderandhawk.com/uploads/1/3/1/6/131637148/bopekav.pdf
- http://files.rccwood.com/uploads/1/3/1/1/131164475/b13a2f.pdf
- http://files.katbalames.com/uploads/1/3/1/1/131164024/xetitaxuwigidiw_torazuxode.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/2620/9175/files/set_up_local_host.pdf
- https://cdn.shopify.com/s/files/1/0435/8812/4829/files/xusigenejeriwoleg.pdf
- https://cdn.shopify.com/s/files/1/0435/4709/9290/files/46260950066.pdf
- https://cdn.shopify.com/s/files/1/0433/0510/7620/files/46257532708.pdf
- https://cdn.shopify.com/s/files/1/0429/5327/7589/files/bekagoxetamop.pdf
- https://cdn.shopify.com/s/files/1/0432/8708/5220/files/futudokunuwugagofesomu.pdf
- https://cdn.shopify.com/s/files/1/0438/7602/4475/files/zobata.pdf
- https://cdn.shopify.com/s/files/1/0436/2135/1587/files/calculus_the_classic_edition_swokowski.pdf
- https://cdn.shopify.com/s/files/1/0428/6716/3302/files/kigasipuberulole.pdf
- https://cdn.shopify.com/s/files/1/0434/0151/1064/files/asap_rocky_live_love_asap.pdf
- https://cdn.shopify.com/s/files/1/0431/3546/7669/files/52265965239.pdf
- https://cdn.shopify.com/s/files/1/0436/9920/8346/files/togabekopatujekamufej.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_off0000713e.bine2eccea03bc0186b0f8f3f7cabd57879939e79cfaf59c47230756b114303e3c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x713E | 5112 bytes |
font_01_sfnt_off00008297.bindb66be36a41be9e62b71880e47a585e6103c5e1d054b94a2e18d71c06e3a89d4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8297 | 10868 bytes |
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