MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which are associated with link farms and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of external URIs and the overall structure point towards an attempt to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9969
Heuristics 5
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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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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://wastran.ru/uplcv?utm_term=optc+japan+mod+apk PDF link annotation
- http://moyamoya.center/images/hand_uploaded/files/72635264542.pdfIn PDF document text
- http://gotoippc.com/ckfinder/userfiles/files/26629898497.pdfIn PDF document text
- https://taiwan-tiaya.com/upload/tiaya_official/files/lumisaf.pdfIn PDF document text
- http://zvezda-rostov.ru/ckfinder/userfiles/files/lijijefuladudunoxileguk.pdfIn PDF document text
- http://solamsys.com/userData/board/file/lidurukovulugelabefapesex.pdfIn PDF document text
- http://lifecare4all.com/upload/files/21974421740.pdfIn PDF document text
- http://wellgroup.cz/UserFiles/File/panabesewewunuxuma.pdfIn PDF document text
- http://hopkim.vn/upload/files/92996016553.pdfIn PDF document text
- https://thai-airpark.com/ckfinder/userfiles/files/xetomebupudisusum.pdfIn PDF document text
- http://sitoad.com/bbqjoekey/files/202109172124567351.pdfIn PDF document text
- https://xn--z4qq44i.tw/upload/actfiles/gumesije.pdfIn PDF document text
- https://rajakedua.com/contents/files/97797759568.pdfIn PDF document text
- http://longarmquiltingacadamy.com/fckeditor/userfiles/file/20399553397.pdfIn PDF document text
- http://www.hptindia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613eb16fe0c7d---29182425241.pdfIn PDF document text
- http://www.kevimotor-rock.hu/files/files/77019092546.pdfIn PDF document text
- https://homeuu.biz/upload/ckeditor/pages/files/71224854074.pdfIn PDF document text
- http://sostrevalli.it/userfiles/files/41263569334.pdfIn PDF document text
- https://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/a6ffc6703a05d5121e48381b6ba054b4/jegakat.pdfIn PDF document text
- https://franchisefarm.franchiseharbor.com/files/files/zemajalu.pdfIn PDF document text
- http://rakkhunnursinghome.com/user_img/files/6545245912.pdfIn PDF document text
- http://sten.kr/club/data/userfiles/file/20210902162731.pdfIn PDF document text
- http://beganijewellers.com/ckeditor/ckfinder/userfiles/files/40402737046.pdfIn PDF document text
- http://phanphoiongnhuahoasen.vn/upload/files/51208005259.pdfIn PDF document text
- http://clinivetmadonnadirosa.eu/userfiles/files/34308213709.pdfIn PDF document text
- https://profesa.net/userFilesfile/98712578831.pdfIn 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://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_off00017493.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17493 | 25792 bytes |
SHA-256: e0ad9eb2f1dc4d2ea5ec055f0f5ce90e7e1e822f2780d2f491122d12541a3658 |
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font_01_sfnt_off0001b5e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B5E1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001cdf8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CDF8 | 10384 bytes |
SHA-256: 25e5f64bda78bbe7abe880332eb83da508e5a352822d0e877670c028f4762be0 |
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