MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass of external links, masquerading as a document about 'chemistry final exam answers'. One of these links, https://ttraff.cc/pify?keyword=chemistry+final+exam+answers, points to a known malicious redirector. The presence of a visual download button further supports a social engineering lure. The document body is heavily obfuscated and contains the malicious URL, indicating an attempt to trick the user into navigating to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
-
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.
-
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.
-
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
-
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=chemistry+final+exam+answers In PDF document text
- http://livezupi.briannadipilato.com/uploads/1/3/0/7/130738970/gamin.pdfIn PDF document text
- http://files.plantandsoiltreatment.com/uploads/1/3/0/8/130813516/6061385.pdfIn PDF document text
- http://files.voyageurmarine.com/uploads/1/3/1/4/131453555/502078.pdfIn PDF document text
- http://files.faithfitnesskzoo.com/uploads/1/3/1/3/131380001/sorovawogapip-negonubux-bifavujokadi.pdfIn 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/1/0428/1437/4047/files/angular_form_dirty_check_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2913/5521/files/17279709575.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0357/5454/files/glitz_formal_dress_boutique_houston.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6280/4136/files/63209718270.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9478/5704/files/miwalebazed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2596/4957/files/anti_corruption_commission_zambia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1932/7896/files/towaxavevok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0224/6814/files/pictoword_level_160_answer_key.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7526/4919/files/63179160193.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6055/2089/files/bootstrap_4_vertical_navbar_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1817/3086/files/91758787179.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4597/6221/files/45608723711.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_off00006d19.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D19 | 5172 bytes |
SHA-256: e0dc3e47cfbb0329f7ae696440ec61105db18710c4265d026028257c5402220c |
|||
font_01_sfnt_off00007e97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E97 | 4920 bytes |
SHA-256: f5671e5f994a483effa8c0830ea1cde7d9f1921bb817e01ea7f98dffd9b46edb |
|||
font_02_sfnt_off00008c05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C05 | 11016 bytes |
SHA-256: 820d688038eed439c16cdc99f5682797c3fdbc24ff9da7a614b095aea9e0fbc9 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.