PDF malware analysis — malicious · e9f410a80cb66909

MALICIOUS

PDF

67.6 KB Created: 2021-01-11 07:59:46 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05

MD5: 2dcb4579108993f55c5282a68f943521 SHA-1: ffa109cac6b3e603211161a1edc44861999efe95 SHA-256: e9f410a80cb669093f2739481c588adff74b0ce4405e1fe7dceb6ded370698bc

124 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains numerous embedded URLs, many pointing to disposable domains and link farms, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier further support its malicious nature. While no scripts were explicitly extracted, the PDF structure and embedded URIs suggest it's designed to redirect users to malicious content.

Machine Learning

Nyx PDF Classifier malicious score 0.7653

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://trafffe.ru/aws?utm_term=samsung+cctv+catalog+pdf PDF link annotation
- https://cdn.sqhk.co/tedogegez/hjig045/jiffy_lube_coupons_centerville_utah.pdfIn PDF document text
- https://site-1167978.mozfiles.com/files/1167978/brick_builder_website.pdfIn PDF document text
- https://site-1195783.mozfiles.com/files/1195783/17072191924.pdfIn PDF document text
- https://cdn.sqhk.co/fumamimed/eCXDpgh/real_fast_followers_likes_for_instagram.pdfIn PDF document text
- https://wefigofotagovir.weebly.com/uploads/1/3/4/8/134864379/7685690.pdfIn PDF document text
- https://site-1178504.mozfiles.com/files/1178504/basic_excel_training_material.pdfIn PDF document text
- https://nutifikidejuz.weebly.com/uploads/1/3/4/3/134347692/firekeputeruwawi.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4407795/normal_5ff1d1fabb1ab.pdfIn PDF document text
- https://zukolarosaku.weebly.com/uploads/1/3/4/6/134662459/vumanexiji.pdfIn PDF document text
- https://site-1173463.mozfiles.com/files/1173463/76842385049.pdfIn PDF document text
- https://kerejokav.weebly.com/uploads/1/3/1/6/131637695/fuguwetipib-limogasojojiwos-tukifinofox-kegosadaxoru.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/midipes/anova_sous_vide_cookbook.pdfIn PDF document text
- https://s3.amazonaws.com/somisilegex/committee_on_climate_change_progress_report_2017.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_off0000d222.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xD222	5544 bytes
SHA-256: `b1b6ab6729b894ec52eb67980f96080f989d7238bb7c71af729796dc3e90ffb2`
`font_01_sfnt_off0000e4fd.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE4FD	11440 bytes
SHA-256: `0fce2597b60ac80d76fb640c9171c00980320baed783fb1114fd84bfdbc809a5`

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