MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.ru/pify?keyword=animated+ppt+templates'. This URL is embedded within the document body, disguised as a lure for 'animated ppt templates'. The ML classifier also strongly flagged this PDF as malicious. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious content. The primary intent appears to be redirecting users to malicious infrastructure.
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=animated+ppt+templates
- http://dojeti.alphakappa32.com/uploads/1/3/1/4/131453574/8741320.pdf
- http://fegod.saintmichaelscemetery.org/uploads/1/3/1/0/131070420/c9c5b428f41.pdf
- http://sosebiror.repnstep.net/uploads/1/3/1/4/131437756/c1de66b21.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/64989875230.pdf
- https://cdn.shopify.com/s/files/1/0435/4303/6053/files/butcher_s_crossing.pdf
- https://cdn.shopify.com/s/files/1/0436/0939/1261/files/98399623636.pdf
- https://cdn.shopify.com/s/files/1/0432/6529/4491/files/busewudofiworu.pdf
- https://cdn.shopify.com/s/files/1/0430/8251/4581/files/24414069468.pdf
- https://cdn.shopify.com/s/files/1/0427/4218/6150/files/sojujosesasidixoxunozi.pdf
- https://cdn.shopify.com/s/files/1/0430/7245/4810/files/dumbbell_workout_chart.pdf
- https://cdn.shopify.com/s/files/1/0431/9982/4032/files/iron_man_2_full_movie_online_free.pdf
- https://cdn.shopify.com/s/files/1/0432/8331/6891/files/88142467650.pdf
- https://cdn.shopify.com/s/files/1/0432/6470/4662/files/jowadeduwanudi.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_off0000a6c9.bin113e32c6f353d834c7059350b968ac3a6d11299e83add05742895c2ea1ea2233 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6C9 | 5000 bytes |
font_01_sfnt_off0000b7a6.bin913f98d413060dbf5d9e245e224ee9b1454245c42369023cc3be297f075d16cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7A6 | 10212 bytes |
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