MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and a machine learning classifier. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of these links suggests an attempt to facilitate phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/c0846fd2f0da9fd47f2da13344129f19/97225288654.pdf
- http://knuhpharm.kr/userfiles/file/20210701214142.pdf
- http://hmconcretemixingplant.ru/d/files/puwigerekema.pdf
- https://www.sacda.org/wp-content/plugins/super-forms/uploads/php/files/a8s9emc7foslfa4iq6fqqj06e5/jizijefepovebojuzutaxem.pdf
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cc6940e30d---71093171874.pdf
- http://eiak.org/upload/editor/files/92787494834.pdf
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/0bab72bfba774348b574a4427dddf6d4/48584273006.pdf
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d710b5492d---sajupaparuf.pdf
- https://ludifrance.fr/userfiles/file/95302753198.pdf
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160739f8261e06---wujil.pdf
- https://xn----7sbbjg7ctfs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/7c4e6bf07f573b9fba54e9823219ff71/lafesejux.pdf
- https://www.rowtheerne.com/wp-content/plugins/super-forms/uploads/php/files/4136d72aaa54d85a8f3ada5e6f85476f/tiwevebapibolutejeb.pdf
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b21e09e24b9---90075113565.pdf
- http://ngocvietbungalow.com/upload/files/jobagatutilujijubiwa.pdf
- http://philippinesroadshow.com/wp-content/plugins/super-forms/uploads/php/files/438041e958d9035b08837b51059d0ea9/tijugogunozedotazowobi.pdf
- http://anhuizhkj.com/upload_fck/file/2021-4-30/20210430083258217808.pdf
- https://leosservices.com/userfiles/file/70128927787.pdf
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ae6dd617aea---60508507073.pdf
- https://ahl2005.com/ckfinder/userfiles/files/32746594991.pdf
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160baba8eea28b---60567294884.pdf
- https://backcountryplayground.com/wp-content/plugins/super-forms/uploads/php/files/274ecad35a92c9504daaf4e90121c936/70054818360.pdf
- http://svsteinfurth.de/radsportfiles/file/27176521435.pdf
- http://www.uvhk.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bdaac5502e0---jisijoko.pdf
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608ab9991d353---wupajobimesosekinuzawivun.pdf
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/1609838c11cde2---47200606188.pdf
- http://barudan.hk/UploadFile/file/20210714141001154.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=bourne+shell+if+statement
- 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_off0000edf2.bin0d5e1184b0346be0b442ce46ca49421c4318551dc32acd584ad6f45aae3ecb52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDF2 | 10632 bytes |
font_01_sfnt_off00010618.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10618 | 16792 bytes |
font_02_sfnt_off00011e2a.binf4f1665b4fc67a402c6a4476005f9db73518e2582ea01a700419298ec2b50d4a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E2A | 18048 bytes |
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