MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many of which point to redirectors and SEO-optimized PDF farms, a common tactic for distributing malware or phishing content. One prominent link, 'https://ttraff.cc/pify?keyword=cafeland+mod+apk+unlimited+cash', suggests a lure for a modified application, likely a pretext for malware delivery. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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.cc/pify?keyword=cafeland+mod+apk+unlimited+cash In PDF document text
- http://fezezogim.cambridgesupervisiontraining.org/uploads/1/3/2/6/132681337/divef.pdfIn PDF document text
- http://files.simplysouthernflowers.com/uploads/1/3/0/7/130776200/bf299d240.pdfIn PDF document text
- http://files.fountainoflifeministrieshavelock.org/uploads/1/3/1/8/131871816/bf10e1.pdfIn PDF document text
- http://files.koowood.com/uploads/1/3/2/6/132696274/vugukipenova.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0435/2317/8656/files/approximation_by_superpositions_of_a_sigmoidal_function.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4012/0733/files/jekafuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1872/2207/files/67830819265.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/91960476686.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0465/0785/1926/files/media_player_android_chromecast.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2195/1391/files/23710251869.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fakuwonilojovaxibudebu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5804/4823/files/baliwuduzewara.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9812/8036/files/27823699246.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1718/2104/files/lizozogojaxolejozimeforuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5791/3749/files/symmetric_and_antisymmetric_tensors.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_off00005ef4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5EF4 | 5268 bytes |
SHA-256: 8138019c8cfaeb3042734610996433bb13061f0725e790ece858b70a41aac6e6 |
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font_01_sfnt_off000070ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70BA | 14976 bytes |
SHA-256: 55c30a1ccfb8c22e48c506a3f80e1c4a56ec86ec12c68ac93eebcdce0829f04e |
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font_02_sfnt_off00009955.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9955 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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