MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'traffmen.ru'. The ML classifier also strongly indicated maliciousness. While no scripts were extracted, the presence of a malicious URL within the document body suggests an attempt to lure the user to a compromised or malicious site, likely for phishing or further malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://traffmen.ru/123?utm_term=the+periodic+law+puzzle+answers
- https://cdn.sqhk.co/lanasido/ieihgcW/lebemowoseduk.pdf
- https://cdn.sqhk.co/nerenina/gighaXZ/wheel_of_fortune_video_games.pdf
- https://cdn.sqhk.co/jesisuvov/esZidwc/18495026732.pdf
- https://cdn.sqhk.co/purovufizu/VhgOjby/nadavegatuwusopafapajupog.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/a6e3dfbd-3e69-46a7-9121-1229bb2efee3/ray_of_clumsiness.pdf
- https://uploads.strikinglycdn.com/files/d552cc4f-67d8-4194-b507-bd19ef4bfb45/spuds_mackenzie_dog_breed.pdf
- https://uploads.strikinglycdn.com/files/f267743a-3d8e-4217-94ed-62d9a197313c/bapujamiwebesiref.pdf
- https://uploads.strikinglycdn.com/files/6d0bf4f1-b4a4-4e0a-8247-1cd4ea3e4722/98939282593.pdf
- https://uploads.strikinglycdn.com/files/06eb9b6f-1c00-4a15-87aa-cd000fb94093/favozufilepowavopir.pdf
- https://uploads.strikinglycdn.com/files/5daf264f-9026-442a-a9b6-ed59776b4df7/44839398324.pdf
- https://uploads.strikinglycdn.com/files/3ab53fdb-7009-4450-9852-acbce46f2a80/hans_urs_von_balthasar.pdf
- https://uploads.strikinglycdn.com/files/75805d5f-2bf5-4a1d-8a7c-eef7988c92a2/97818798263.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c0e6.binac783ba76b99881c43707bfc2c56d278778e57d5d1a296e4e2a9964796ae8963 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0E6 | 5252 bytes |
font_01_sfnt_off0000d2d1.bin8764935bf1f08fd0a3fa489f60aa02a2e45baca98a31e3b91799f63c3053357f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2D1 | 10068 bytes |
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