MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically `https://ttraff.ru/pify?keyword=block+strike+mod+apk+free`. This URL is presented within the document body and as an embedded link, suggesting an attempt to direct users to a malicious site, likely for phishing or malware delivery. The presence of a large number of external PDF links, many hosted on Shopify, further indicates a link farm or SEO poisoning tactic to attract unsuspecting users.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.ru/pify?keyword=block+strike+mod+apk+free
- http://deguv.kocanada-usa.com/uploads/1/3/1/6/131607305/xedil.pdf
- http://files.nusfolio.com/uploads/1/3/0/9/130969305/negezokinujup.pdf
- https://cdn.shopify.com/s/files/1/0433/8457/0012/files/android_tablayout_set_selected_tab_position.pdf
- https://cdn.shopify.com/s/files/1/0431/1695/3767/files/lego_batman_movie_yify.pdf
- https://cdn.shopify.com/s/files/1/0430/2766/0951/files/70743858557.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jerozex.pdf
- https://cdn.shopify.com/s/files/1/0432/1617/5263/files/5122381318.pdf
- https://cdn.shopify.com/s/files/1/0430/0609/9605/files/bugusumituzib.pdf
- https://cdn.shopify.com/s/files/1/0431/3343/6055/files/wii_manuals.pdf
- https://cdn.shopify.com/s/files/1/0457/3826/2684/files/32293053916.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xubeke.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000642b.bin1184369b8c12cfb324372961348c93629b097eb186ef0192ea724a984bb95506 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x642B | 5416 bytes |
font_01_sfnt_off00007678.binc5038aae4abb785174cce6d76ce5f4e6a8abbfbca00b7ad0c49b75aab2e92469 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7678 | 10264 bytes |
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