MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.ru'. This indicates the document's primary purpose is to lure users to a potentially harmful site. The presence of numerous embedded links, many pointing to Shopify domains hosting PDFs, suggests a link farm or SEO poisoning tactic to increase visibility and traffic to the malicious redirector. The ML classifier also strongly flagged this PDF as malicious.
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=advantages+and+disadvantages+of+database+management+system+pdf
- http://files.oetprep.com/uploads/1/3/1/4/131454024/boninojavugesiwa.pdf
- http://files.stagecoachtrailers.com/uploads/1/3/2/6/132682564/rikugorumanowi_muwulovatobur_pibuzozona.pdf
- http://files.drsusankentarce.com/uploads/1/3/1/4/131438392/217936eee3a2ee.pdf
- http://files.sedistrictpaha.com/uploads/1/3/0/8/130813781/0c8e3bac.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/0595/8565/files/zivawabeb.pdf
- https://cdn.shopify.com/s/files/1/0437/4121/6919/files/52174446399.pdf
- https://cdn.shopify.com/s/files/1/0427/4490/5884/files/tupegesuzepanaxojabiforax.pdf
- https://cdn.shopify.com/s/files/1/0430/2995/4721/files/47263262940.pdf
- https://cdn.shopify.com/s/files/1/0437/7162/5634/files/29580459574.pdf
- https://cdn.shopify.com/s/files/1/0432/6857/1294/files/miwix.pdf
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/15503747574.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/50751207741.pdf
- https://cdn.shopify.com/s/files/1/0433/7870/4549/files/zorabepewo.pdf
- https://cdn.shopify.com/s/files/1/0434/3506/5510/files/80989648793.pdf
- https://cdn.shopify.com/s/files/1/0430/8526/7097/files/88016405487.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_off00007965.bineda5c8514afa8fbf2cbd28bf29fb371429785d233854e6ae73fc70bbd1825df4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7965 | 5312 bytes |
font_01_sfnt_off00008b71.bin4f1700dcca114c873c482e71e69ad891f22f1c73300639681d8c90af4102da3d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B71 | 10436 bytes |
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