PDF malware analysis — malicious · 19164d8ec09efbb9

MALICIOUS

PDF

87.7 KB Created: 2021-08-30 08:11:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-22

MD5: cd13398a4658beaf0338566913719994 SHA-1: 4ee799989b8fce990f4c208077be7edef62ed272 SHA-256: 19164d8ec09efbb9a66675f02fa37da524c1a9daa47e5cf189897ad4d6eb4e21

156 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9995

Heuristics 6

ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM

PDF 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.
Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM

Small 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.
External URI info PDF_URI

PDF contains an external URL action
Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL

The 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.
Embedded URL info EMBEDDED_URL

One 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://allytemp.ru/uplcv?utm_term=99+names+of+allah+and+their+meaning+pdf PDF link annotation
- http://burattinojatek.hu/userfiles/file/xojanezuf.pdfIn PDF document text
- http://www.macrolepidoptera.hu/userfiles/files/bupuxosumizolezebimosi.pdfIn PDF document text
- https://stillwaiting.org/userfiles/file/rixusitamubipa.pdfIn PDF document text
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/dqi20hanvn881jphu3m0lqbglj/79999832199.pdfIn PDF document text
- http://ventensis.lt/public/ckfinder/userfiles/files/24148749891.pdfIn PDF document text
- http://smn1970.com/clients/d/d4/d44d2684521ac238e4bdef02d06179b0/File/romiz.pdfIn PDF document text
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/87bdf8c29ab906271b42c9347d82231d/35559845962.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/673684b0c4275f817f930ccd755b362b/2479989005.pdfIn PDF document text
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160740925300d2---70960482401.pdfIn PDF document text
- http://casier-a-bouteilles.com/file/56247228286.pdfIn PDF document text
- http://mastera-mix.ru/ckfinder/userfiles/files/32538382761.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160e634db213a9---16703691453.pdfIn PDF document text
- http://miamiwars.pl/wp-content/plugins/super-forms/uploads/php/files/e6901781bb25430baf4382f1cf657799/tanelobonax.pdfIn PDF document text
- http://omni-links-europe.com/wiriwefuladilitazadupe.pdfIn PDF document text
- http://lirealestatelitigator.com/wp-content/plugins/super-forms/uploads/php/files/0702ff14d71fd797f331228847afced6/29099674147.pdfIn PDF document text
- http://jiab.net/userData/board/file/61018176653.pdfIn PDF document text
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b55996431f---sojijidiwugafilifavijar.pdfIn PDF document text
- http://xn--zb0by3yusal20ak5lcidnwigi.com/ckfinder/userfiles/files/1625635635.pdfIn PDF document text
- http://yakutiaprime.ru/SITE/files/editor/file/49660071993.pdfIn PDF document text
- https://digireg.pl/upload/repejetovav.pdfIn PDF document text
- http://szjwwj.com/userfiles/file///zusukaburakuriwoga.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_off0000e75e.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE75E	21220 bytes
SHA-256: `6bbacf362163e9f7547f3a19e1a909d9e45d5942c10d345b461f91dbfc7264e9`
`font_01_sfnt_off00011f11.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x11F11	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_02_sfnt_off00013728.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x13728	11016 bytes
SHA-256: `dd4d6fd6f4702b3c55ff5d8498a9215cda53d91fbae3c8c294ca19f8327c7ee2`

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