MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one to a known malicious redirector at ttraff.com. The document body, though obfuscated, contains text related to a dictionary and the malicious URL, suggesting a lure to a phishing or malware distribution site. The ML classifier strongly indicated maliciousness, and the presence of a link farm further supports a malicious intent to redirect users to potentially harmful content.
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=dictionary+of+synonyms+and+antonyms+alan+spooner+pdf
- http://files.hoffmannlabradors.com/uploads/1/3/2/6/132682892/vamigid.pdf
- http://files.kiuyanran.com/uploads/1/3/2/7/132740435/liris.pdf
- http://files.drlashawndenisewitt.com/uploads/1/3/0/9/130969986/2209446.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0435/1187/3695/files/wetapijofovigamejomubotav.pdf
- https://cdn.shopify.com/s/files/1/0431/6535/2093/files/xotepiwixisovebokix.pdf
- https://cdn.shopify.com/s/files/1/0435/7586/9599/files/96608243876.pdf
- https://cdn.shopify.com/s/files/1/0438/6262/2358/files/pedawezotezatofubo.pdf
- https://cdn.shopify.com/s/files/1/0429/5049/2316/files/tadokagube.pdf
- https://cdn.shopify.com/s/files/1/0433/3663/0422/files/git_list_remote_tags.pdf
- https://cdn.shopify.com/s/files/1/0434/3214/9148/files/vipam.pdf
- https://cdn.shopify.com/s/files/1/0430/3175/6957/files/lusamexo.pdf
- https://cdn.shopify.com/s/files/1/0430/3080/6679/files/zokapalodoxagesaf.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000067d7.binc56f18f7bbd8b42705707f15814cbe4e7f5c292cb4a5a82978fcfec76635ffbb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67D7 | 5192 bytes |
font_01_sfnt_off0000796e.bin6abd336fa0f1219a3ea42d4462cbbdf98bbac37a1b30abe1cbf664d826d1e69f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x796E | 15744 bytes |
font_02_sfnt_off0000a9dc.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA9DC | 4324 bytes |
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