MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. It uses a callback-phone (TOAD) lure and an invoice-themed lure. 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 0.9998
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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://ponafet.ru/123?utm_term=aadhar+card++name+wise PDF link annotation
- https://cdn.sqhk.co/desixurate/jhzoMib/fepifu.pdfIn PDF document text
- http://bonboxstudio.com/25739432901ya3pr.pdfIn PDF document text
- http://alisaborodaenko.design/168694816919twi2.pdfIn PDF document text
- https://cdn.sqhk.co/gulaxemetila/iofhfje/zawijidoxixitefuboxolizor.pdfIn PDF document text
- https://cdn.sqhk.co/rureroso/BifxVO9/alarm_clock_for_heavy_sleepers_walmart.pdfIn PDF document text
- http://wiinorama.space/61105530826tab21.pdfIn PDF document text
- https://cdn.sqhk.co/xovinexesun/ihhjlEr/ketifam.pdfIn PDF document text
- http://7evenrp.ru/394110503464bb9v.pdfIn PDF document text
- http://avbox.org/kimowab3t7k.pdfIn PDF document text
- https://cdn.sqhk.co/jogekiluse/djivjdS/26429001582.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://leragirifodoz.rf.gd/bittorrent_vs_utorrent_speed.pdfIn PDF document text
- http://kemivitakes.rf.gd/bojimilufedobem.pdfIn PDF document text
- https://s3.amazonaws.com/ximupuv/tifesem.pdfIn PDF document text
- https://s3.amazonaws.com/xozeb/how_to_level_a_grandfather_clock.pdfIn PDF document text
- https://s3.amazonaws.com/mukut/how_to_use_edu_science_telescope_50-600.pdfIn 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e3e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3E5 | 4828 bytes |
SHA-256: dd63ec42d7d4dbc0b3a6aa6f758ccc474c3c9e8099d4763018924f55845315d6 |
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font_01_sfnt_off0000f415.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF415 | 10504 bytes |
SHA-256: 5e467c78c7e8239df18c369999c9cc5fff20d5197b2fae931fa95aeae833d1fd |
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font_02_sfnt_off0001180e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1180E | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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