MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was identified as malicious by both a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to redirect users to potentially malicious content or phishing sites. The presence of numerous external URIs and the overall structure point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://dugedepap.ru/strik?utm_term=is+badgercare+obamacare PDF link annotation
- https://gitufigekuxos.weebly.com/uploads/1/3/4/6/134634758/7dc0547d69.pdfIn PDF document text
- https://puzejiwitamino.weebly.com/uploads/1/3/1/4/131453698/xavelutebugobot.pdfIn PDF document text
- http://hookup157.fun/nebalobapanotiq5.pdfIn PDF document text
- https://ziwopigop.weebly.com/uploads/1/3/4/3/134380455/pozanutaxale-redolubobokuna-bezajumusut-sazopo.pdfIn PDF document text
- http://jitufar.22web.org/13693121437.pdfIn PDF document text
- http://universe1.space/82292129254f3jzf.pdfIn PDF document text
- http://sexugaweguko.iblogger.org/zoralowofazis.pdfIn PDF document text
- http://life50it.pro/application_form_korean_embassy5swz6.pdfIn PDF document text
- http://a1metromovers.com/naruto_3_in_1_volume_17t7csp.pdfIn PDF document text
- https://rifakinuzofu.weebly.com/uploads/1/3/0/8/130815009/04a9a578952dc6.pdfIn PDF document text
- http://myshoes.moscow/inconvenient_sequel_truth_to_power_answerst5jr8.pdfIn PDF document text
- http://rkconstructionsucks.com/how_do_you_describe_a_waxing_moons_differentk6eil.pdfIn PDF document text
- https://wilepera.weebly.com/uploads/1/3/0/7/130740018/didikata.pdfIn PDF document text
- https://fonuwinozizanam.weebly.com/uploads/1/3/1/4/131408397/kigag.pdfIn PDF document text
- http://potugonuxafeloz.iblogger.org/final_fantasy_xv_a_new_empire_wiki.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://3a00e800-a8eb-44ae-aafc-ae9aecab8e06.filesusr.com/ugd/1715bf_4565a710839242af8b994b6033a5abe5.pdf?index=trueIn PDF document text
- https://7a512b58-7189-4bc4-8343-f643fa9054c9.filesusr.com/ugd/1e52da_d1b489d014db44b796a8a754616a92cb.pdf?index=trueIn PDF document text
- https://2f60c0de-bae8-48d8-8f3f-ce7907f87c52.filesusr.com/ugd/badafb_dde86cd4afa9461eb97371b6b16b461a.pdf?index=trueIn PDF document text
- https://8eccd3b7-fb20-4588-a5b5-4d8c58591879.filesusr.com/ugd/0e6328_fe9418c769d14bbf89c23527abc65a73.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_off00010c9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C9C | 5304 bytes |
SHA-256: 13b5f58d3baab3feadfb25dda231084dce3b1a537a36c565b1b4eaf0958c3499 |
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font_01_sfnt_off00011e91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E91 | 12980 bytes |
SHA-256: dc809018ccaceec8b32006b42853edf21d1f0ab59a2406201ff540e8fbd03ecf |
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