PDF malware analysis — malicious · 793f57002e378028

MALICIOUS

PDF

89.6 KB Created: 2022-03-30 17:41:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-15

MD5: 14f2b66966f83aeb291fae907eb71639 SHA-1: 137dc14d499136236969d81ada6103d95c364512 SHA-256: 793f57002e3780284d9593a829c5d7061af2f7d5db2889331468c15493a293c2

226 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9996

Heuristics 7

ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINK

PDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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://loheb.co.za/YmrXLWy8?keyword=how%20to%20link%20a%20panasonic%20cordless%20phone%20to%20base PDF link annotation
- https://forexegazujolo.weebly.com/uploads/1/3/4/1/134108883/noburukitixozokapig.pdfIn PDF document text
- https://costarica4d.com/contents/files/bawigemeribij.pdfIn PDF document text
- http://carraracucinecomponibilitrapani.it/userfiles/files/20883284044.pdfIn PDF document text
- http://vasekurzy.cz/userfiles/file/bomutuditelopo.pdfIn PDF document text
- https://zororoxuz.weebly.com/uploads/1/3/4/3/134309160/dolinudoxib-jezavimap-fagizal-rijukivumifora.pdfIn PDF document text
- https://abcelectricalonlineshop.brilliantwebtech.com/userfiles/files/18627934645.pdfIn PDF document text
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/l1b8h25ff7c5g452hibc8f152m/65303478439.pdfIn PDF document text
- https://fifewefogajes.weebly.com/uploads/1/3/4/6/134608928/2a652.pdfIn PDF document text
- https://febujularezot.weebly.com/uploads/1/3/0/8/130813651/c7e1ca2a2dcf26.pdfIn PDF document text
- https://sewemojokevapu.weebly.com/uploads/1/3/4/4/134463988/wapoziwasazuv_mufitajul_paloma.pdfIn PDF document text
- https://www.amis-simserhof.fr/kcfinder/upload/files/daxinudijiwofav.pdfIn PDF document text
- https://gitarufimoka.weebly.com/uploads/1/3/4/2/134235546/854638.pdfIn PDF document text
- https://basisini.weebly.com/uploads/1/3/4/7/134775363/dosuwimarura.pdfIn PDF document text
- https://bizataganuka.weebly.com/uploads/1/3/4/8/134852000/907497.pdfIn PDF document text
- https://drrajanmahtani.com/userfiles/files/vopeweti.pdfIn PDF document text
- https://buliduxefexefux.weebly.com/uploads/1/3/1/6/131636978/27a72498b1e2ba0.pdfIn PDF document text
- https://sefuzogesosemo.weebly.com/uploads/1/3/4/5/134579576/3471b72becafc3.pdfIn PDF document text
- https://pointswestliving.com/ckfinder/userfiles/files/88971993075.pdfIn PDF document text
- http://newbusan.net/FileData/ckfinder/files/20220218_A91714420AA8E373.pdfIn PDF document text
- http://vning.net/filespath/files/20220326083737.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 4

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000e098.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE098	17068 bytes
SHA-256: `b6788d5f38b2a48d08d1acb73c990bc12065fd4f390f2ad4594899aa3f73970b`
`font_01_sfnt_off0000f967.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF967	10920 bytes
SHA-256: `19d4874cba635936d844cecc4ecc6409f15f92d0c895a25e68f6d85d2aa6ebcc`
`font_02_sfnt_off0001126d.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1126D	16416 bytes
SHA-256: `cfa2c3fbce80cc5607e01af033b793d17c57c214fb1d96e845eedea48cccd336`
`font_03_sfnt_off0001290c.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1290C	17112 bytes
SHA-256: `0c5992043931bce8066f46be5b0ad4a0cf61d794d592f544683f6d4c967848ee`

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