MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, and one critical link to a known malicious redirector at ttraff.ru. The document body, though heavily obfuscated, contains references to the malicious URL and potentially misleading content related to 'Adobe indesign cs3 tutorial pdf'. This suggests a social engineering tactic to drive traffic to malicious infrastructure.
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=adobe+indesign+cs3+tutorial+pdf
- http://jodojel.wathistory.com/uploads/1/3/1/3/131381428/4566471.pdf
- http://files.redesignforwholefamilies.com/uploads/1/3/1/8/131857193/jowudakavesof-rusodisoton-zofokizubolas.pdf
- http://files.tcmphoto.com/uploads/1/3/2/7/132740873/regaputukem-dopura-fofojapozigu-narekaxapipiwe.pdf
- http://numag.ninaperezreed.com/uploads/1/3/1/0/131070786/418368.pdf
- http://files.birthrootmidwifery.net/uploads/1/3/1/3/131380741/24ee5a.pdf
- https://cdn.shopify.com/s/files/1/0430/6891/5863/files/worusesulowafot.pdf
- https://cdn.shopify.com/s/files/1/0432/2741/4696/files/ode_to_my_car.pdf
- https://cdn.shopify.com/s/files/1/0440/4481/2438/files/92622114766.pdf
- https://cdn.shopify.com/s/files/1/0433/1097/3083/files/348376191.pdf
- https://cdn.shopify.com/s/files/1/0431/0145/4500/files/vakifadividigasubita.pdf
- https://cdn.shopify.com/s/files/1/0430/3070/8375/files/lutisedopagewekeli.pdf
- https://cdn.shopify.com/s/files/1/0435/0741/7253/files/13465112327.pdf
- https://cdn.shopify.com/s/files/1/0429/1752/7715/files/vuxajakotuzakojilakoladi.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/32296476761.pdf
- https://cdn.shopify.com/s/files/1/0440/7905/5000/files/kuravuritosugujivifudovu.pdf
- https://cdn.shopify.com/s/files/1/0428/7404/4579/files/duxur.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_off00006561.bin8b03504be7d390471c1dddbbbc1568d6b04c2071cda175e393c605150b0b1e42 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6561 | 5616 bytes |
font_01_sfnt_off00007888.bin8284a42560615367cab31c1f5693c520af80cde68324408b4796dc364fc4a7c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7888 | 10052 bytes |
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