MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, a common tactic for SEO poisoning and phishing. The heuristic 'PDF_SEO_LINK_FARM' indicates a large number of links, with one pointing to 'http://kakorixow.mygamesonline.org/christmas_carol_fake_book.pdf'. The embedded URL 'https://jacksth.ru/wix?keyword=geometry+proofs+homework+answers' suggests a lure related to academic content to drive traffic to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
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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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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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External URI info PDF_URIPDF contains an external URL action
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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://jacksth.ru/wix?keyword=geometry+proofs+homework+answers
- http://kakorixow.mygamesonline.org/christmas_carol_fake_book.pdf
- https://cdn.sqhk.co/tenalewi/iHDiffU/project_management_techniques_ppt.pdf
- https://cdn.sqhk.co/gidenateg/yidgcmI/fios_tv_guide_virginia_beach.pdf
- https://cdn.sqhk.co/jemajujo/WXCWHnq/76227417211.pdf
- https://cdn.sqhk.co/laruxibut/hnjehco/frosty_boy_ice_cream_menu.pdf
- https://safamitiwifiro.weebly.com/uploads/1/3/0/7/130739579/tudukiwoxiwozupop.pdf
- https://cdn.sqhk.co/fegujajox/gg9ieqM/zulomojovugujamagiputo.pdf
- https://koramuxojenaxer.weebly.com/uploads/1/3/4/7/134701110/linixujiruxuj.pdf
- https://vifojozajo.weebly.com/uploads/1/3/1/4/131454549/nadepokudaponu.pdf
- https://cdn.sqhk.co/kojetovukufo/fnKojdQ/98366802976.pdf
- https://cdn.sqhk.co/xadowififux/hidxalY/mx_player_android_tv_box.pdf
- http://nupewijanetari.medianewsonline.com/matlab_free_download_for_mac_os_x.pdf
- http://zugugalepew.mypressonline.com/how_much_is_the_tesla_model_3_performance.pdf
- https://rejosunofefi.weebly.com/uploads/1/3/0/8/130874376/losujoxotikumejomeva.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://s3.amazonaws.com/satudifin/didej.pdf
- http://lefumes.rf.gd/fadebaka.pdf
- http://napubuxuwel.epizy.com/balance_3d_game_for_pc.pdf
- http://tutedenomazul.epizy.com/34595325469.pdf
- https://s3.amazonaws.com/jobavo/vodirolidovakowa.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f468.bina70cb317b12a10cb14a3496e9b4f76355ca3aff3e47565817dfa2d2de18bce28 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF468 | 5400 bytes |
font_01_sfnt_off000106b6.bin55dc379c788bda0a1907144596bc6176a2e8a77e1939336931af09c4dfc1d7b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106B6 | 11516 bytes |
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