MALICIOUS
146
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. 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 0.9994
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 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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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://pelibifir.ru/123?utm_term=ppi+claim+form+template+martin+lewis PDF link annotation
- https://static.s123-cdn-static.com/uploads/4427105/normal_5ff5fbf8a44a1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495558/normal_60432f69aef92.pdfIn PDF document text
- http://fepotarugagi.22web.org/18353201360.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4476434/normal_5fdf9de46ac4d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426696/normal_602d2b825aa33.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://gerodusiwisegog.rf.gd/kesogowejetopuzosexidisez.pdfIn PDF document text
- https://786c536d-253b-4a15-94df-129c4693a223.filesusr.com/ugd/1fc311_78b629ca224744b5b3f58effe24c5bac.pdf?index=trueIn PDF document text
- https://858e1da1-ad31-4e5b-aec0-89c59c6c71f6.filesusr.com/ugd/6240f8_98c036b1f51e43afb05823518d857456.pdf?index=trueIn PDF document text
- http://tupirufoga.rf.gd/lavazza_espresso_point_machine_new.pdfIn PDF document text
- http://gevorewububew.epizy.com/freepbx_queue_reporting.pdfIn PDF document text
- https://s3.amazonaws.com/lezopobigeza/doverad.pdfIn PDF document text
- https://0306adf0-382e-42f1-903d-71c3961c97f1.filesusr.com/ugd/7ff653_40c46a01e41b47a8be56385481822bc9.pdf?index=trueIn PDF document text
- https://95a83a18-022f-4aa5-9dc2-588eac4c5c4a.filesusr.com/ugd/ccb6ab_c08213f655894437b8d36ef7da300fb6.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/wovitiku/king_size_sheet_measurements_australia.pdfIn PDF document text
- https://fad58b31-c538-4d3f-828d-7998eec853b9.filesusr.com/ugd/7e6083_1019c0fbd2504189bf2440856bbb49a4.pdf?index=trueIn PDF document text
- https://8c1dc56a-a131-4b43-acff-3635b9115217.filesusr.com/ugd/90423f_7bebc18d33b54d15a48a68966baec39c.pdf?index=trueIn PDF document text
- http://xupapuxonoxun.rf.gd/5701570941.pdfIn PDF document text
- http://sujidise.epizy.com/974054679.pdfIn PDF document text
- https://s3.amazonaws.com/pulujolatepuv/lonely_planet_best_of_japan.pdfIn PDF document text
- https://36fc1fe3-b646-4cc1-b6e9-de51469aea27.filesusr.com/ugd/3eb4bd_59523008d7ba40259bf9abaf1f585623.pdf?index=trueIn PDF document text
- http://xebupiwemumak.rf.gd/sokagimojusufavel.pdfIn PDF document text
- https://s3.amazonaws.com/nevovumowa/diablo_2_best_class_for_solo.pdfIn PDF document text
- https://s3.amazonaws.com/ganubatebedoxez/dorogorugiwerunor.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_off0001906a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1906A | 5040 bytes |
SHA-256: c8f00e3eef5b05837dee7841c6c449ed85857c9a5d0c51ac7a2f4973ff27b95e |
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font_01_sfnt_off0001a177.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A177 | 11796 bytes |
SHA-256: 2d50add448d3b6ba6ecb3c2de65ff8a4cc90dec323ee1b3307cc51f75ce18f30 |
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font_02_sfnt_off0001c8bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C8BC | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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