MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous embedded links, many of which point to a link farm designed for SEO manipulation. One prominent link redirects to 'ttraff.cc', known malicious redirector infrastructure, disguised with a keyword related to learning German. The ML classifier strongly flagged this PDF as malicious, indicating a high likelihood of malicious intent. No scripts were extracted, but the presence of a malicious redirector and a link farm suggests an attempt to lead users to malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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=learning+german+language+pdf+ebook
- http://files.elizabethkilcoyne.net/uploads/1/3/2/3/132303278/8a64d1d527f52.pdf
- http://files.agiteysirva.com/uploads/1/3/1/4/131455475/vuleveka_degug_lekidami_wuvomamefegowe.pdf
- http://files.neurovestibular.com/uploads/1/3/0/8/130874633/ripulenu_kamofilozenewew_xibafur.pdf
- http://files.arborsenior.com/uploads/1/3/0/7/130740012/5468469.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/5672/5153/files/lanesamofomanotubu.pdf
- https://cdn.shopify.com/s/files/1/0433/0032/3478/files/tejowekelezodesirosi.pdf
- https://cdn.shopify.com/s/files/1/0433/5517/7109/files/93127814803.pdf
- https://cdn.shopify.com/s/files/1/0429/1185/8855/files/42347685173.pdf
- https://cdn.shopify.com/s/files/1/0436/4979/4213/files/sea_lantern_crafting_recipe.pdf
- https://cdn.shopify.com/s/files/1/0432/3128/1312/files/bixurok.pdf
- https://cdn.shopify.com/s/files/1/0433/3764/6245/files/35844489142.pdf
- https://cdn.shopify.com/s/files/1/0429/5124/5987/files/28699943707.pdf
- https://cdn.shopify.com/s/files/1/0431/7573/9560/files/duputirubukukedaba.pdf
- https://cdn.shopify.com/s/files/1/0438/6743/9259/files/tufumasekizajomovuve.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_off00006af4.binba773e9abcd887f7d7bc0815e2f3a593e2dd6c0603b49f236d934f8cfa734bdf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AF4 | 5328 bytes |
font_01_sfnt_off00007d01.bina0bcffad464d4e5440ead227dbcbf7ef19f8d8a2826b66218febfdaa4a372121 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D01 | 9948 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.