MALICIOUS
186
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. 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 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://fokemale.ru/award?keyword=electronic+payment+system+pdf+download PDF link annotation
- https://static.s123-cdn-static.com/uploads/4390381/normal_5fc7ac68ed67d.pdfIn PDF document text
- http://devicesprotectionforusers.site/34096752842qe9tw.pdfIn PDF document text
- http://ooovseanalizi.ru/the_hunger_games_mockingjay_part_2_movie_summary6omm3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470401/normal_601bdd295efc9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369651/normal_600f49d584319.pdfIn PDF document text
- http://znakomstva69.space/43103459447sb7xu.pdfIn PDF document text
- http://nosinoski.shop/sofewumezagadelipijugs08g.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4473415/normal_5fcdbae9ad4e1.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://411563d6-f1a1-4768-9eaa-86e4eb1f1ae3.filesusr.com/ugd/6d8349_cb8b959a73014f00aacc858a1f44a34a.pdf?index=trueIn PDF document text
- https://da89e6ec-52f9-4c28-8de8-447a2e923c0c.filesusr.com/ugd/5e5b2a_de0a46cff582403bb36012bed1b1de48.pdf?index=trueIn PDF document text
- https://627f215e-41ba-4aa4-9906-5f9f9d117739.filesusr.com/ugd/8ab72e_81523243042840db9fab62d69548d91a.pdf?index=trueIn PDF document text
- https://f110cc6a-49d6-427c-9ab6-a3a4d323b004.filesusr.com/ugd/9e53d4_17a6dc9bd427480f8418e070bdc0dd9a.pdf?index=trueIn PDF document text
- https://8d40832c-2e2b-4284-8151-bb35a16d80ac.filesusr.com/ugd/05d014_2a0bc3899e724899b5f308a72af9d8f5.pdf?index=trueIn PDF document text
- https://1afae0f6-9e35-4dc9-9db7-5dbf78511926.filesusr.com/ugd/afe78f_52df8ddf0a7d4067971b0502fddf0d2c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2c7d7b88-0ed3-4d7f-9b5b-7217253e1769/concord_furnace_troubleshooting.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a422f383-3f01-4a1b-8de7-513ddd0ebbea/fitbit_charge_hr_3_screen_not_working.pdfIn PDF document text
- https://ac734925-007a-49fa-9a6b-2340142042ec.filesusr.com/ugd/ea78e0_64ebf7f6f3894c16bb591c5bcc705f38.pdf?index=trueIn PDF document text
- https://7d6e376e-1ee3-4df5-88c1-8d1511d419f8.filesusr.com/ugd/7dd30d_ebc6bf08a4a444958a288983e8380077.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/0ae33a52-988a-4d0f-ac29-33431879df70/31586509244.pdfIn PDF document text
- https://aefb6378-f3ca-470a-b9d2-22936542d087.filesusr.com/ugd/fe129c_aaff80f4137b490fac1628cd57d49a80.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/877ba8fd-dc03-452d-bed6-613a8559dbbb/what_is_quantum_jump.pdfIn PDF document text
- https://8dfd47f4-e591-4377-92a3-bdbf91d41e5a.filesusr.com/ugd/a58b01_b6d4ab3048a743ab8b9905840420bbfd.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_off0000f001.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF001 | 5452 bytes |
SHA-256: 80e162db8afc471d1737c388a8ac1ffa1aad042314eda43bdefb451529ecae0d |
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font_01_sfnt_off00010294.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10294 | 10548 bytes |
SHA-256: ea16729129b9ebcece11ecc19ab5a51d8187e078d9d93192496035275bbf4a83 |
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