MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. It contains numerous embedded URLs pointing to disposable hosting, suggesting it functions as a link farm or phishing lure. The document body, though partially obfuscated, appears to be a pretext related to performance appraisals, designed to trick users into clicking malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
Heuristics 5
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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 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://resalured.ru/strik?utm_term=how+to+comment+on+a+good+performance+appraisal
- https://dufofisejufosu.weebly.com/uploads/1/3/4/8/134875198/9566275.pdf
- https://wejobufobugof.weebly.com/uploads/1/3/5/3/135348322/nupotip_duwenoti_wavemu.pdf
- https://static.s123-cdn-static.com/uploads/4493876/normal_5ffade111af91.pdf
- https://vamekalufigo.weebly.com/uploads/1/3/1/1/131163651/137364.pdf
- https://cdn-cms.f-static.net/uploads/4365620/normal_604035cb5bb18.pdf
- https://static.s123-cdn-static.com/uploads/4487197/normal_5fc9e046c46fe.pdf
- https://static.s123-cdn-static.com/uploads/4417403/normal_5fe59e44636da.pdf
- https://bevarari.weebly.com/uploads/1/3/0/7/130740456/bulotuforiwe.pdf
- https://guvepilafofifiv.weebly.com/uploads/1/3/4/6/134682232/mumabak.pdf
- https://cdn-cms.f-static.net/uploads/4476952/normal_60504f681f726.pdf
- https://static.s123-cdn-static.com/uploads/4389108/normal_5fc80acd2359a.pdf
- https://cdn-cms.f-static.net/uploads/4373755/normal_6023e2fba5d9c.pdf
- https://cdn-cms.f-static.net/uploads/4407316/normal_6053a3b35e2f1.pdf
- https://static.s123-cdn-static.com/uploads/4468537/normal_5fc8f9700d98f.pdf
- https://nogisapu.weebly.com/uploads/1/3/1/4/131453993/bemoru_wemaduwe_waluvoja_sijow.pdf
- https://zaximasuxudaris.weebly.com/uploads/1/3/4/5/134590642/zofinupijamonotezuf.pdf
- https://cdn-cms.f-static.net/uploads/4381536/normal_60581a113cd04.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://s3.amazonaws.com/dafumuxitupav/pirofexupemosatebum.pdf
- https://s3.amazonaws.com/zuvovoxigumuz/59935111440.pdf
- https://s3.amazonaws.com/jepinebawo/how_to_start_taotao_110cc_atv.pdf
- https://s3.amazonaws.com/zesixefe/56486245443.pdf
- https://s3.amazonaws.com/lowuwofuxali/afficheur_led_7_segments.pdf
- https://s3.amazonaws.com/dujepav/75352857443.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f957.bin510abc962e39b0c0a49c369d569fd318e6fffc8945afee3285439267d369016d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF957 | 5528 bytes |
font_01_sfnt_off00010c1e.bin9e08c72890efe525171937952ef319bb3e53fff441e941268b24cce66706bc7d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C1E | 10580 bytes |
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