MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ClamAV as a phishing trojan and by an ML classifier with high confidence. It contains numerous links to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The embedded URLs and link farm heuristics indicate an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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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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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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://catamma.ru/uplcv?utm_term=ode+to+joy+2019+english+subtitles
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b2baea7d1e6---soxajawuwuvakub.pdf
- http://dachastyle.com/userfiles/file/lufuzukusurotoram.pdf
- http://kirks-pool.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607457a0f2533---70958750839.pdf
- http://aksaaydinlatma.com/img/editor/image/file/49228592927.pdf
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/cl6alqaqa45mipili71hjp00l3/zeremumego.pdf
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610c7247f2295---14489928226.pdf
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fd13412b10---varukovagotatex.pdf
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608109a313e07---904681012.pdf
- http://donauwell.at/userfiles/file/lepafutakutibamimudajifer.pdf
- https://dezsredstvompx.ru/wp-content/plugins/super-forms/uploads/php/files/ea68a083ee0199cf253619b084bc6325/kidoxobunuli.pdf
- http://bafiti.com/sklep/userfiles/file/zitasobedoletujodigega.pdf
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/16084d5e8d816c---3061505388.pdf
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/hq387mjb8mdnvc8cfbu3gajvva/redifogesi.pdf
- https://freedomhypnosisnyc.com/wp-content/plugins/super-forms/uploads/php/files/43b0cb4cdd8f8071ade69a6b7ac71ce9/17668706535.pdf
- http://nationshield.ae/userfiles/files/90875685921.pdf
- http://akicgiyim.com/userfiles/file/wezedoluwog.pdf
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/uhvv8rhpf6tptb0fiqjkkobba4/31353760268.pdf
- https://lysgaards.com/ckfinder/userfiles/files/xuwiwod.pdf
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606ec5b24f0b4---waluresojawelila.pdf
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/12f1d1f120146261348248ec88a5fa40/disejonobiw.pdf
- http://shelton1961.com/clients/35589/File/81061162912.pdf
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dbf17cdce22---81308023397.pdf
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0893f91d3a---wipatopel.pdf
- http://msamerica.net/clients/873634/File/27138148174.pdf
- https://airflow-skateboards.com/upload/file/liwugupubonixadawiz.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_off0000c8d3.bine0461551f3a7d24157f16a01bbcf8822f18a20769d93dc67ed3ecc6917cbd721 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8D3 | 11236 bytes |
font_01_sfnt_off0000e2f6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2F6 | 16792 bytes |
font_02_sfnt_off0000fb08.bina68f4b373e6294ed26d8cf828a4cae8a0ac6729c3cc92f7ff4f00a8ca0181dc1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB08 | 17420 bytes |
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