MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links pointing to various domains, many of which appear to be disposable. This behavior is characteristic of a link farm, often used for SEO manipulation or to distribute further malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://xezojetit.ru/123?utm_term=afrikaans+to+english+translation++free PDF link annotation
- http://de-bewertung-id-q2e5t23.top/brown_v_board_of_education_of_topeka_was_a_significant_supreme_court_ruling_because_it1plrp.pdfIn PDF document text
- https://cdn.sqhk.co/xeviremal/jd9HHgj/47820449072.pdfIn PDF document text
- https://cdn.sqhk.co/zojixemem/bLggeic/48200513754.pdfIn PDF document text
- https://cdn.sqhk.co/seponidozit/vjficlC/word_crossy_level_6584.pdfIn PDF document text
- https://cdn.sqhk.co/lejesapazud/PZhbfhf/49209038844.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4467274/normal_5fe002e62f20e.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4444353/normal_5feb3fce7b75d.pdfIn PDF document text
- https://cdn.sqhk.co/torujazelome/iajdgY3/air_traffic_control_game_download.pdfIn PDF document text
- https://cdn.sqhk.co/goluxewimabu/TZkeTUF/small_single_red_rose_tattoo.pdfIn PDF document text
- http://coupons2020.info/bikuwiguvizodevedide2x2im.pdfIn PDF document text
- http://itclick.info/liwimafoboranc7t83.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386613/normal_600c870f2bd35.pdfIn PDF document text
- https://cdn.sqhk.co/resesexiraf/cie4wZo/kokuxogafevoxusujitup.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://ff999131-262c-4f46-aa1e-84c50d3d9e43.filesusr.com/ugd/a474dd_28c71c3120a44afbb75fbe1df696f794.pdf?index=trueIn PDF document text
- https://1a441fb4-51dd-4528-a053-eb59ff664e18.filesusr.com/ugd/43d9d5_41cc137eb4094b56b9aecd1e00e6d299.pdf?index=trueIn PDF document text
- https://cae2aa39-5014-47ec-b549-0fed73f36d02.filesusr.com/ugd/c8683e_6f31bcc078294ed68e425549cd39dca9.pdf?index=trueIn PDF document text
- https://d3826037-6016-486c-99e9-dc41bc666644.filesusr.com/ugd/b81754_75371743392047709fe2819a437e17c2.pdf?index=trueIn PDF document text
- https://1c437d0a-cccb-4a8a-93f1-39e0b5126915.filesusr.com/ugd/b91566_2f64d7f826fc40f7b6c46119c729954c.pdf?index=trueIn PDF document text
- https://48e6b720-b653-4920-beb0-7ef171ab6ab9.filesusr.com/ugd/d9d1f5_7449db55205f4e35b40fc9b758a73ecf.pdf?index=trueIn PDF document text
- https://2a07c75e-e898-48ba-b326-4cccc82d0599.filesusr.com/ugd/ff154e_8d05750ffc234547ad78b4a34712b69a.pdf?index=trueIn 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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dd6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD6A | 5084 bytes |
SHA-256: 4a98352f4928dad460b1bd86ab21ef5a22070e9187eaa02b8a1a4022d3bf88dd |
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font_01_sfnt_off0000eeb4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEB4 | 10352 bytes |
SHA-256: 1064a381d8b9251e702d2b40c9dda34c95205c860eaffc8e0dfbfcbffa6b846e |
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font_02_sfnt_off00011248.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11248 | 16160 bytes |
SHA-256: 53c3ec829963ec5a0af1bff4be2d724acb9959b277e5253d769434e6be684fe1 |
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