MALICIOUS
194
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. It uses an urgency-based 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 0.9996
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 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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://mezovuduw.ru/strik?utm_term=the+terms+of+the+treaty+of+guadalupe+hidalgo+in+1848+quizlet PDF link annotation
- https://webuwoterin.weebly.com/uploads/1/3/4/5/134589655/jozatavolu.pdfIn PDF document text
- https://fezewemekerod.weebly.com/uploads/1/3/6/0/136050953/nonibarisasin.pdfIn PDF document text
- https://bofazereb.weebly.com/uploads/1/3/4/6/134675062/pivuf.pdfIn PDF document text
- https://gazonuzurixe.weebly.com/uploads/1/3/4/4/134485976/2685024.pdfIn PDF document text
- https://sufafiderek.weebly.com/uploads/1/3/0/8/130814754/nixolirujaz.pdfIn PDF document text
- https://gitakitopawal.weebly.com/uploads/1/3/5/3/135325500/2705045.pdfIn PDF document text
- https://palogipotutaz.weebly.com/uploads/1/3/2/8/132814365/03e02fc6c0081.pdfIn PDF document text
- https://kogejuxo.weebly.com/uploads/1/3/1/6/131606118/wedow.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://11ab4cf5-156d-4417-99e9-5039b2a7eb5f.filesusr.com/ugd/82d61e_c8fc96a73ebd44c6acfb899f4de3dbd0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vukujidor/14177614780.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9381d807-91b1-4b8b-b978-4996140ab036/what_is_the_best_routine_to_gain_muscle.pdfIn PDF document text
- https://eac5c218-d238-408c-98a6-8ff0ecbb25fc.filesusr.com/ugd/b1277d_7714a6797ac0412c8aa1856d627e3658.pdf?index=trueIn PDF document text
- https://13a7c488-548c-4b48-b567-d2b0b9a3e1de.filesusr.com/ugd/85d67f_77465c1ea69049a1a031ea3d8dac0fb9.pdf?index=trueIn PDF document text
- https://f7927488-8152-43cb-a667-e231f58cc5c5.filesusr.com/ugd/950cc9_4c88a261eed54d7da663cf3e71534516.pdf?index=trueIn PDF document text
- https://7d7e9a41-1eea-4c72-a0b8-c0e3d642de37.filesusr.com/ugd/513cfa_4cbb7cb2ba404709a1a9a5fe34fb063e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tinajabizoreguf/guided_reading_activity_infancy_and_childhood_answers.pdfIn PDF document text
- https://s3.amazonaws.com/wuniku/vegas_pro_16_trial.pdfIn PDF document text
- https://f8b57e9d-e272-4783-b6f5-6420e6b93425.filesusr.com/ugd/886b73_6cfaed0ecb004792ac513cf97763938c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/87a8fa60-e1a4-4342-88fb-9f6af19723ae/51259458779.pdfIn PDF document text
- https://s3.amazonaws.com/mixanaz/live_wallpaper_for_android_mobile_nature.pdfIn PDF document text
- https://s3.amazonaws.com/xoxaneral/reason_for_notification_android_advertising_id_policy.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a18d1b4b-1165-4062-a32f-b67a5b7fa789/how_to_cure_pain_from_overeating.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e888.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE888 | 6016 bytes |
SHA-256: 39022cbfe97ed039dab47e5823431f09c97fc1d85f63de24f5bb5e94f7ea0c7f |
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font_01_sfnt_off0000fce4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCE4 | 10520 bytes |
SHA-256: a20ca14aad69697dc9626e0899dd11a34cfd1830e6343ebf9a1514c1527b61db |
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