MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=estados+financieros+pdf+tesis'. Additionally, it exhibits a PDF link farm heuristic, indicating a large number of external links, with 'https://cdn.shopify.com/s/files/1/0435/4909/8148/files/begepawisegeletim.pdf' being the first listed. The document body contains text related to financial statements, suggesting a lure to entice users to click the malicious link. No scripts were extracted, but the presence of multiple external links and a known malicious redirector strongly suggests a phishing or scam attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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=estados+financieros+pdf+tesis In PDF document text
- http://warila.taichischoolofgentleexercise.com/uploads/1/3/2/7/132740978/3660826.pdfIn PDF document text
- http://files.appalachianflyandyak.com/uploads/1/3/1/4/131407227/ea9c89dd7587.pdfIn PDF document text
- http://files.olivia-meraki.com/uploads/1/3/1/4/131408204/af17442d.pdfIn PDF document text
- http://kemuk.ho-cheung.com/uploads/1/3/2/6/132682646/wiwogup-xajubudagekipes.pdfIn PDF document text
- http://files.eh20group.com/uploads/1/3/2/6/132696280/7803045.pdfIn PDF document text
- http://dspace.unitru.edu.pe/handle/UNITRU/9205In PDF document text
- http://fontawesome.iohttp://fontawesome.io/license/In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4909/8148/files/begepawisegeletim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7663/2217/files/odia_song_lyrics.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7188/9817/files/80656845977.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/73768917897.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2531/8563/files/51567647577.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2873/4367/files/7499617122.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2313/0009/files/letuxuzajikopagenomezeta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8076/2023/files/9555000476.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7182/2229/files/gewab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2281/9233/files/sugufopewuwaveteku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6331/2533/files/2380248037.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3145/4119/files/virekemewebaguwazugap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2001/0140/files/robert_mcdonald_derivatives_markets_3rd_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0812/3303/files/faa_far_part_121.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006239.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6239 | 1696 bytes |
SHA-256: 2e3af33663d03ec9a00a2230504bb9e8f98e67bd55fe1d0bcc4ef3f4c4b957b0 |
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font_01_sfnt_off00006a64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A64 | 5072 bytes |
SHA-256: 1a46d52c01830a078611febb6e58bfa506f8371f78e86e498223d28c3c835061 |
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font_02_sfnt_off00007bbb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BBB | 10616 bytes |
SHA-256: 7cb616d4dbd82527a5feb323d268ff0014fb3ed3b75eddc10e974504f419dac9 |
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