MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic identifying a malicious redirector. The primary malicious URL, 'https://ttraff.cc/pify?keyword=computer+general+knowledge+questions+and+answers+pdf+free+download', is designed to redirect users to potentially harmful content. The document body, though heavily truncated, suggests a lure related to 'computer general knowledge questions and answers pdf free download', aligning with the observed malicious redirection.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
-
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.
-
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=computer+general+knowledge+questions+and+answers+pdf+free+download In PDF document text
- http://files.skatehawaii.org/uploads/1/3/0/7/130739204/wugusedaxanugogaf.pdfIn PDF document text
- http://files.simplifiedcomm.com/uploads/1/3/1/4/131437680/9977842.pdfIn PDF document text
- http://files.uniontemplefwb.org/uploads/1/3/2/6/132695663/rowon.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2930/7293/files/26949229715.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9213/2508/files/tomawifurugova.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5744/6050/files/46750701832.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5698/0377/files/18390476518.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4143/8366/files/vopamunotar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3046/3135/files/1428805458.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4669/0203/files/51304720216.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3292/0739/files/kexerebodufedo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4296/3613/files/rapef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8993/5002/files/metakilosipubovoli.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1301/2636/files/felekojiraruxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8277/6729/files/51814855188.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8960/0414/files/tutumulu.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_off0000aff0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFF0 | 5548 bytes |
SHA-256: 9252eb9253bb78297b0ba3d960fa890e092bd670825e528ae671cae8ae5ad330 |
|||
font_01_sfnt_off0000c2c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2C3 | 2560 bytes |
SHA-256: ff5555ebd3a1b656d0e168cbaf29ca915033de1988c0c0bbe338cdd33dd93fe1 |
|||
font_02_sfnt_off0000cddb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDDB | 10296 bytes |
SHA-256: 5d6387f7d6315834ac377d53b9b500e2469b054538f012af2e427c0bb28f933b |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.