MALICIOUS — tuwowo.pdf

MALICIOUS — tuwowo.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 4 of 53 detection engines flagged it.

Identification

• SHA-256: ab35aacb6484ff86ae624a9c83d7556274a7e331a5e08cdec65dca44561929ff
• SHA-1: 604fe14c6e782cf800ef4d4bcdb0eb819aae913c
• MD5: 3713601f665117dbe0fbd8ae9f2f9b60
• ssdeep: 1536:EKMmKaLgWGt8SncgtxwkQZEKvdCLBByYQhdxfvCDr+qNi5YZOq:PVEWgtxIblCLBLQhryrzNi5Yx
• TLSH: T17437D0F391DBCD8CAB926B5368E6152C389DE58C66379A9144C876FCC47C26C3D20E20
• Submitted as: tuwowo.pdf
• File type: pdf · Size: 71005 bytes
• Verdict: malicious (92/100)

Detections (4 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The malicious score of 92/100 is the fusion of 4 weighted signals:

• ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95
• Embedded network infrastructure: https://trafffi.ru/wb?keyword=corporate%20bonds%20market%20report, https://cdn-cms.f-static.net/uploads/4373753/normal_5fab0d154fdc8.pdf, https://cdn-cms.f-static.net/uploads/4375356/normal_5fb87f792811d.pdf - static signal, weight 0.35, confidence 0.60
• Document active content: uri-action - static signal, weight 0.30, confidence 0.60
• Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• https://trafffi.ru/wb?keyword=corporate%20bonds%20market%20report
• https://s3.amazonaws.com/ligole/10000_chinese_characters.pdf
• https://s3.amazonaws.com/jedaxopopuko/xikiduvirozinamox.pdf
• https://s3.amazonaws.com/nijudow/passport_application_form_barbados.pdf
• https://s3.amazonaws.com/henghuili-files2/novujekibefapiw.pdf
• https://s3.amazonaws.com/xaliwalufoguni/ernest_renan_averroes.pdf
• https://s3.amazonaws.com/welanisowari/sojorarowexebideraw.pdf
• https://cdn-cms.f-static.net/uploads/4373753/normal_5fab0d154fdc8.pdf
• https://s3.amazonaws.com/wilugugo/katalog_schneider_2017.pdf
• https://s3.amazonaws.com/redegelesibif/akali_build_guide_lol.pdf
• https://cdn-cms.f-static.net/uploads/4375356/normal_5fb87f792811d.pdf
• https://s3.amazonaws.com/fifuto/golavisuloxapi.pdf
• https://cdn-cms.f-static.net/uploads/4389599/normal_5f8df71cbd566.pdf
• https://s3.amazonaws.com/palevijuj/84619109982.pdf
• https://s3.amazonaws.com/ladiwuzetawedi/sonuximenuwu.pdf
• https://cdn-cms.f-static.net/uploads/4459177/normal_5fc09c79e61d3.pdf
• https://s3.amazonaws.com/xeponodij/29755150798.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/

Embedded domains

• trafffi.ru
• s3.amazonaws.com
• cdn-cms.f-static.net
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report