MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a download for a popular book. The document body and embedded links point to various PDF files, with one URL leading to a known malicious redirector. This suggests a social engineering tactic to trick users into downloading potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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=after+we+collided+book+pdf+free+download
- http://files.kscoastie.net/uploads/1/3/2/7/132712514/debuzu.pdf
- http://files.evangelizeme.org/uploads/1/3/0/7/130738771/939072.pdf
- http://files.dwarvenworkshop.com/uploads/1/3/1/6/131637257/b50198b626a.pdf
- https://cdn.shopify.com/s/files/1/0427/6004/4710/files/67358864515.pdf
- https://cdn.shopify.com/s/files/1/0432/3812/9823/files/tadozujisalijojo.pdf
- https://cdn.shopify.com/s/files/1/0433/2270/4030/files/woxuziwilolelur.pdf
- https://cdn.shopify.com/s/files/1/0436/1430/6467/files/university_of_south_alabama_map.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/49839171509.pdf
- https://cdn.shopify.com/s/files/1/0431/4519/9784/files/bjcp_2020_portugues.pdf
- https://cdn.shopify.com/s/files/1/0429/1608/5923/files/95150952463.pdf
- https://cdn.shopify.com/s/files/1/0435/2894/5815/files/33248857574.pdf
- https://cdn.shopify.com/s/files/1/0428/1604/5222/files/anatomy_of_liver_download.pdf
- https://cdn.shopify.com/s/files/1/0433/9063/2101/files/happy_birthday_piano_chords.pdf
- https://cdn.shopify.com/s/files/1/0432/0568/9499/files/delegation_poker_cards.pdf
- https://cdn.shopify.com/s/files/1/0433/4980/3166/files/jisubafazibabazetopuza.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/
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004df7.bind3b026b2eefbfc44fb4f415fae171776d23c39d8a32a5dab0b20904e2f81c7fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4DF7 | 5044 bytes |
font_01_sfnt_off00005f33.bin4f518fcd586644ea0ec5806d5aeb1f7286973a4d0ea1517ff19985f520dd0073 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F33 | 9820 bytes |
font_02_sfnt_off000080bd.bin05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80BD | 4324 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.