MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, exhibiting characteristics of a phishing or trojan delivery mechanism. The presence of a 'Password-protected archive handoff' heuristic suggests the document's primary purpose is to trick the user into obtaining a password to decrypt a subsequent payload. The numerous external URIs pointing to disposable hosting further support this, indicating an attempt to obscure the true malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 6
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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 http://globalroomplus.com/bot/ckfinder/uf/files/13054625313.pdf In PDF document text
- http://ozanatalan.com/iboard/includes/userfiles/files/32739144992.pdfIn PDF document text
- http://uat.ideadunes.com/projects/ideadunes-portfolio-site/wp-content/plugins/formcraft/file-upload/server/content/files/1613705ede8ce5---dovoxitufezevoliguwozi.pdfIn PDF document text
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/16140b9b0827ba---5509914368.pdfIn PDF document text
- http://hpcad.pl/Upload/file/rapasunetivamubeligapax.pdfIn PDF document text
- http://abwclayton.com/uploads/files/65650439767.pdfIn PDF document text
- https://dawnraytech.985.tw/data/file/userfiles/files/96955659307.pdfIn PDF document text
- http://speckrepeg.by/UserFiles/files/31156346246.pdfIn PDF document text
- http://zzquansu.cn/d/files/47661218208.pdfIn PDF document text
- http://yildizteknikelektrik.net/resimler/files/50145644343.pdfIn PDF document text
- http://info56.ru/userfiles/file/tikakogalujazixatavusapun.pdfIn PDF document text
- http://elistaprezentow.pl/userfiles/file/17834093147.pdfIn PDF document text
- https://seas2010.cienciaevida.pt/site/upload/file/fibapodasipepozifezesoxob.pdfIn PDF document text
- https://ibliberia.com/ckfinder/userfiles/files/degegatojoburapazo.pdfIn PDF document text
- https://suprizpin.com/calisma2/files/uploads/rapivenaxonujeramuwed.pdfIn PDF document text
- http://kawana.tech/userfiles/file/zubaledimadadebapetuma.pdfIn PDF document text
- https://mystruggle.uk/indigo/ckfinder/userfiles/files/susupada.pdfIn PDF document text
- http://chinasoftcore.com/userfiles/file///nubinukasewudule.pdfIn PDF document text
- http://moveworldtogether.com/datas/files/busodo.pdfIn PDF document text
- http://slr-eyewear.com/slr/userfiles/20210903143904.pdfIn PDF document text
- http://longbeach.ilovepokebar.com/uploads/files/45601462742.pdfIn PDF document text
- http://interface-referencement.com/userfiles/file/87597064608.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=how+to+show+running+apps+on+androidPDF link annotation
- 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_off0000bbd5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBD5 | 16768 bytes |
SHA-256: 277dacd082c5bffa3d6aa72d62fc078579e40b2ddf2fa84fc5bfd5c61397c8a6 |
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font_01_sfnt_off0000e750.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE750 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ff67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF67 | 10672 bytes |
SHA-256: ae9db9ce6fef32a53b617b520b90db75d5b47337aa62a6234f984c59da742850 |
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