PDF malware analysis — malicious · f69b772606275fe9

MALICIOUS

PDF

64.0 KB Created: 2021-02-28 17:04:21 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-18

MD5: 86021738777c0e54dfb4bbc35081d924 SHA-1: 76bfffc0e6404660ae224bb2782149608ec44f33 SHA-256: f69b772606275fe9f7d1645e40497fe1273b2678ecce381ea93bf019ab4e55c0

124 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution T1059.007 JavaScript

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

Nyx PDF Classifier malicious score 0.9954

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://druttle.ru/award?keyword=2018+polaris+rzr+xp+1000+service+kit PDF link annotation
- http://muldwych.com/89680191182xylrq.pdfIn PDF document text
- http://theplafond.xyz/samsung_hw-hm45c_reviewsh95m.pdfIn PDF document text
- https://pagafamowadaf.weebly.com/uploads/1/3/4/8/134878907/10e0ac7ff6.pdfIn PDF document text
- http://dajexori.mypressonline.com/world_war_z_movie_online_watch_free.pdfIn PDF document text
- http://checkmycredit.info/d_d_3.5_complete_character_sheet_fillable_onlinen81zx.pdfIn PDF document text
- https://nakagikirowi.weebly.com/uploads/1/3/2/6/132695306/3552605.pdfIn PDF document text
- https://zisetilu.weebly.com/uploads/1/3/1/3/131382786/natuvopibesekuviwim.pdfIn PDF document text
- http://masajsalonunuz.com/rejazetusekajobiduniwofuzry2bt.pdfIn PDF document text
- http://vifezitenof.getenjoyment.net/how_do_you_manually_turn_on_a_rain_bird_sprinkler_valve.pdfIn PDF document text
- http://winoorama.fun/lomubedobiwekigamewuwamitj8a.pdfIn PDF document text
- http://babysampler.com/thinkpad_t420_memory_typek74kd.pdfIn PDF document text
- https://rozogefeju.weebly.com/uploads/1/3/1/3/131398259/4987546.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vitafunajubala.rf.gd/mabaposinuk.pdfIn PDF document text
- https://s3.amazonaws.com/gomaxod/beats_updater_windows_10.pdfIn PDF document text
- http://wotidupodugi.myartsonline.com/zenaxoligekusa.pdfIn PDF document text
- http://wiwifiladovov.epizy.com/sadowupimoxizizikudavu.pdfIn PDF document text
- http://ketaxesam.epizy.com/wipitobututoxitafejeres.pdfIn PDF document text
- https://s3.amazonaws.com/jinotugiwomo/93918579702.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000d7e4.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xD7E4	5592 bytes
SHA-256: `4650cdafd488b60ab67987ee3837e6d7c40ea175f8c66a9ff797009c5e4a464d`

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