MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to distribute malicious content. The presence of a 'download button' heuristic further supports a phishing or malware distribution lure. ClamAV detection and ML classification confirm the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
Heuristics 7
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://archism.ru/uplcv?utm_term=yaseen+shareef+in+english+pdf+download
- https://keluargamimpi2.com/contents//files/16919587212.pdf
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16073e61d65410---37808776149.pdf
- https://www.vigo.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16079cded3c65b---wagowofopukatolagip.pdf
- http://lowry-averyreunion.com/clients/c/c0/c0e4e7922159a76f956c19110b7bfeb7/File/gebadefowakabamavokifus.pdf
- http://hutbephottaihaiphong24h.com/upload/files/15156149440.pdf
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b749090113---44394642121.pdf
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/971166790e98e38b0e93a9ad95e3a709/ruwig.pdf
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a2f369503a5---xananaleva.pdf
- http://amazingindiaphotos.com/amazingindiaphotos//upload/fckimage/file/misobaw.pdf
- http://appli-veolia.net/ckfinder/userfiles/files/31158884193.pdf
- https://twinscooking.nl/twins/userfiles/file/zujuwegenoduzege.pdf
- https://khambenhxahoi115.com/images/files/javodaxunebiwidedan.pdf
- http://czpohledavky.cz/userfiles/files/11911751476.pdf
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/dbb03dd3ca92cc44cc0c5bae1220a892/31354499082.pdf
- http://bluekeydigital.com/images/pic/file/32730887017.pdf
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/a0f7693fd605560956f1c0b940a98aa4/2113607386.pdf
- http://atek-ent.com/upload/file/movelexezikawawepego.pdf
- http://summithighschool1958.com/clients/71652/File/70682101224.pdf
- http://www.findvoters.com/userfiles/file/pegisofatupololibow.pdf
- http://schokobrunnen.com/idata/wilezasosenavole.pdf
- https://parklanehotel.asia/userfiles/file/vobagusudovuvaveboliru.pdf
- https://suemsas.com/wp-content/plugins/super-forms/uploads/php/files/3qlhkkat1a67kihkjp15i3s4o1/19319969485.pdf
- https://rh-h1tapi-turbo.com/contents//files/weritekegebovila.pdf
- https://abctranslink.com/ckfinder/userfiles/files/kopapuvodizirusojaxonoto.pdf
- https://www.audifonosdoshoydos.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085332690955---lusazanawiraxefeput.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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c7eb.bin205c5373456172e28432a071f390c4b6530aaf889c2e5fa2ade77e90b44d67a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7EB | 20376 bytes |
font_01_sfnt_off0000fd12.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD12 | 16792 bytes |
font_02_sfnt_off00011529.bine7af36c583e6c535cf08f7ce7bffdb55ff306fb8061f82d27d13bb1caa5b55bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11529 | 10748 bytes |
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