PDF malware analysis — malicious · 34cef69082284884

MALICIOUS

PDF

73.6 KB Created: 2021-03-02 15:51:53 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05

MD5: 27ab0dee2b49091d9c6515d33e49901b SHA-1: d5191b0c7fd553be27f07f76afa968805b2aae69 SHA-256: 34cef69082284884fc6e2c774103ad15336e59a8bd4ecdedbb4bf21caccf7bb1

124 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains multiple embedded URLs, with one specifically pointing to a product advertisement that redirects to a suspicious domain. The ML classifier and ClamAV detection strongly indicate malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded links suggest it's designed to trick users into visiting malicious sites, likely for phishing or malware delivery.

Machine Learning

Nyx PDF Classifier malicious score 0.9839

Heuristics 4

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 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
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://baarspo.ru/award?keyword=wine+enthusiast+18-bottle+dual-zone+wine+refrigerator PDF link annotation
- http://vatologox.iblogger.org/xopepevisipafupirigoge.pdfIn PDF document text
- https://kaperimivegorew.weebly.com/uploads/1/3/4/3/134371305/sawabusimededo.pdfIn PDF document text
- https://wokulenazaxur.weebly.com/uploads/1/3/4/7/134744474/8376163.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4407997/normal_5fe8bc00ad038.pdfIn PDF document text
- http://familyit.info/how_to_capitalize_an_asset_in_quickbooks28r3t.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417530/normal_603d8a33b321c.pdfIn PDF document text
- http://lotukaguw.sportsontheweb.net/xunod.pdfIn PDF document text
- http://jaxebememapi.iblogger.org/ipad_annotate_apple_pencil.pdfIn PDF document text
- https://firerokuk.weebly.com/uploads/1/3/1/1/131164187/jozomozirijelonuzal.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485157/normal_6036940c6e718.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/tujeviwakirawu/hampton_bay_ceiling_fan_light_not_working.pdfIn PDF document text
- http://bufijonewufo.onlinewebshop.net/is_drinking_chai_tea_bad_for_you.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000f455.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF455	5744 bytes
SHA-256: `10c008d43e1785a721b06319a02701cc68a4745f85b4d5a040c27abc9f2b9ec9`
`font_01_sfnt_off00010803.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x10803	10476 bytes
SHA-256: `33162f8c797540b51ed0b234a7e666b1151a5e31625f8bf3c545cfb948a389c9`

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