PDF malware analysis — malicious · fd0ab3a738b293db

MALICIOUS

PDF

68.3 KB Created: 2020-11-25 22:24:52 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05

MD5: f0acbb9fc1f6d0216fef89ab5f5ac39c SHA-1: 80c754f57513aaab3918bec4f0aa7753d49e9f75 SHA-256: fd0ab3a738b293dbf0f97c0f4ca2f382cd46e466df45d717ac47b57270616bd4

214 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains numerous links to external websites, with one specifically identified as a malicious redirector. The document body, though heavily obfuscated, suggests a lure related to a sewing machine manual. The presence of a large number of PDF links, many hosted on Weebly, indicates a link farm or SEO manipulation tactic to distribute malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent.

Machine Learning

Nyx PDF Classifier malicious score 0.9998

Heuristics 5

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

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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.
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://gettraff.ru/strik?utm_term=continental+electric+sewing+machine+ce10131+manual In PDF document text
- https://jikopiso.weebly.com/uploads/1/3/4/8/134880631/totir_befopemutib_fijov.pdfIn PDF document text
- https://pumowurunumig.weebly.com/uploads/1/3/2/7/132740285/2313c5c.pdfIn PDF document text
- https://biwizodem.weebly.com/uploads/1/3/4/6/134650183/4a8e7.pdfIn PDF document text
- https://vegivuben.weebly.com/uploads/1/3/4/6/134660922/vupurozova.pdfIn PDF document text
- https://wusulanapezuvu.weebly.com/uploads/1/3/4/3/134325740/jilexumiwil_sizokav_batoti.pdfIn PDF document text
- https://numomepezudoti.weebly.com/uploads/1/3/4/3/134320197/niwabufaw.pdfIn PDF document text
- https://devusabuzanuwuz.weebly.com/uploads/1/3/4/3/134352374/712911882d7f13.pdfIn PDF document text
- https://zugufavowi.weebly.com/uploads/1/3/0/8/130874222/e29e46be6776.pdfIn PDF document text
- https://zipemulobob.weebly.com/uploads/1/3/4/5/134528333/kalukadifutatot.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://s3.amazonaws.com/xuzed/tidururu.pdfIn PDF document text
- https://s3.amazonaws.com/jujojomojemiz/you_raise_me_up_choral_sheet_music.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e1b3cb2a-ef76-4936-b6c1-8df892e86a95/kesegonofage.pdfIn PDF document text
- https://s3.amazonaws.com/bipovoromoj/teranekelaxevotalagaxusi.pdfIn PDF document text
- https://s3.amazonaws.com/liguwubore/bear_creek_reservoir_fishing_report_2018.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/975f3eea-b8f4-4dd0-8d76-b7544b9c16af/fularelowu.pdfIn PDF document text
- https://s3.amazonaws.com/tevomenil/sojolit.pdfIn PDF document text
- https://s3.amazonaws.com/nafoxuda/setss_provider_rates_doe.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://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000b9cc.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xB9CC	5568 bytes
SHA-256: `69fb74e3830d7f7ab16821e145795de23f58ca5a8a7c651252711cff3d407cde`
`font_01_sfnt_off0000cca1.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xCCA1	11524 bytes
SHA-256: `e69d1509134a6ff8919bf25746504526ce8879f98d8b546bbeba1962bf1a4b83`
`font_02_sfnt_off0000f3ea.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF3EA	4324 bytes
SHA-256: `9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2`

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