MALICIOUS — 2813790.pdf

MALICIOUS — 2813790.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: 7b3974fb45767cf019012903a49437c4d901948405fc5809500ded4e96d4dadc
• SHA-1: 1f354c116346952546b70653d2f5393f95489cde
• MD5: a47607ca8e67bd2579efa4b7d427e3ba
• ssdeep: 1536:Ce749e1lljiHNJdSCzVMZaTUkXYzPoPZ40+x/FJgV5EW9dQArsa+TO:G9SmjdSU04UkXYdfVnc5PvQArH+S
• TLSH: T15737E0F3A247DDDC73566B03AAA6201DB889D28D7131DA71C058B9AD847C37D3F24891
• Submitted as: 2813790.pdf
• File type: pdf · Size: 71567 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://traffset.ru/wb?keyword=verbs%20starting%20with%20s, https://uploads.strikinglycdn.com/files/4cc121eb-505d-4762-bd3d-5afaa524f2b4/repamov.pdf, https://uploads.strikinglycdn.com/files/aaf85ef9-26d2-4dcf-8761-d842c9b27ab4/wrestling_full_circle.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://traffset.ru/wb?keyword=verbs%20starting%20with%20s
• https://uploads.strikinglycdn.com/files/4cc121eb-505d-4762-bd3d-5afaa524f2b4/repamov.pdf
• https://s3.amazonaws.com/bizamesuwepe/45566474348.pdf
• https://uploads.strikinglycdn.com/files/aaf85ef9-26d2-4dcf-8761-d842c9b27ab4/wrestling_full_circle.pdf
• https://kixawusufeni.weebly.com/uploads/1/3/4/5/134503631/loxega_favevivenami_bimuxuv_mavogefino.pdf
• https://s3.amazonaws.com/fedojigudaj/sunshine_preschool_aiea.pdf
• https://uploads.strikinglycdn.com/files/32632bd3-7c4c-4ebd-9d42-75546b65f74c/9051755078.pdf
• https://s3.amazonaws.com/fekaduvopigab/ateromatosis_aortica_tratamiento.pdf
• https://mepefukuwipo.weebly.com/uploads/1/3/4/5/134523025/57410c9e878b.pdf
• https://mutazodot.weebly.com/uploads/1/3/0/8/130874237/fuxebugipokaf-xesifujodok.pdf
• https://uploads.strikinglycdn.com/files/184b9712-7f6d-4aaa-8905-1606ece6d3bb/47317550076.pdf
• https://xorusisu.weebly.com/uploads/1/3/4/3/134314808/paxamefivutem.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

• traffset.ru
• uploads.strikinglycdn.com
• s3.amazonaws.com
• kixawusufeni.weebly.com
• mepefukuwipo.weebly.com
• mutazodot.weebly.com
• xorusisu.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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