MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is identified as malicious by multiple heuristics and a machine learning classifier, with ClamAV detecting it as a phishing trojan. It functions as a link farm, containing numerous external URLs, with a primary malicious URL being https://midufefew.ru/strik?utm_term=53+bank+ppp+application. The document body, though heavily obfuscated, suggests a lure related to 'bank ppp application', indicating a phishing or scam attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe 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.
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Embedded URL info EMBEDDED_URLOne 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://midufefew.ru/strik?utm_term=53+bank+ppp+application PDF link annotation
- https://cdn.sqhk.co/gukugifixija/3xShaJk/calendar_2021_with_holidays_printable.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4527237/normal_60554096ecdfa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4457586/normal_6026ccc135685.pdfIn PDF document text
- http://lamovingcompany.com/79657668407p59a1.pdfIn PDF document text
- http://podipotekoi.ru/cambridge_checkpoint_science_workbook_8sdqw2.pdfIn PDF document text
- https://cdn.sqhk.co/guranotup/Iy4hfoZ/52546902479.pdfIn PDF document text
- http://ig-objectionform.com/35945855437okd19.pdfIn PDF document text
- https://cdn.sqhk.co/zixapegof/hdhefie/sympathy_card_template_word.pdfIn PDF document text
- https://cdn.sqhk.co/ludozenidi/ibtt1hi/98655789220.pdfIn PDF document text
- https://cdn.sqhk.co/bewewojiwo/brjdUii/herpes_simplex_1_treatment_valtrex_dose.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454300/normal_60221c7779627.pdfIn PDF document text
- https://cdn.sqhk.co/vigefifobot/XID7fsJ/download_game_mmx_hill_dash_mod_apk.pdfIn PDF document text
- https://cdn.sqhk.co/kovajivika/2a95Thc/71498100075.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4427103/normal_604cbbf7dfb37.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4448535/normal_5fdc040dbb5d5.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4491936/normal_6004ce428ffc9.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4495860/normal_5ffebd8266fe1.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://43a98339-0465-49d0-a416-8cef4780896f.filesusr.com/ugd/89258f_afa2b0844d934543a84c6a0a20affc99.pdf?index=trueIn PDF document text
- https://ad0d0dbb-669b-46a9-85df-79487014a0f3.filesusr.com/ugd/00d95d_58da4e33a25f44b28977dca81e003a6b.pdf?index=trueIn PDF document text
- https://30621b86-6952-4b41-80af-4d24d830bc7c.filesusr.com/ugd/122077_e5b4ef9f449541edbf13de0568ea063c.pdf?index=trueIn PDF document text
- https://b3a1a1c9-4f8f-4fb8-b7cc-7339030cc889.filesusr.com/ugd/162fe6_f6ac0f7d7f0d4185b187b2236df5a116.pdf?index=trueIn PDF document text
- https://16fd32d6-95e0-4b29-89ad-7162b4f2ffbe.filesusr.com/ugd/9f4b57_96c850ad99014e4fa683dd9dd8b90728.pdf?index=trueIn 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eab4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAB4 | 5048 bytes |
SHA-256: d980bd8078f6d926f55c219b60c8a3a272c01b3d061e0e34da42b6286526143b |
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font_01_sfnt_off0000fbfd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBFD | 11736 bytes |
SHA-256: 493446d1bd101e36e7cda392dadd56aee0d87f6beefe8a497539aa52537415f8 |
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