MALICIOUS — 4854246.pdf

MALICIOUS — 4854246.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 5 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: e39ee850cbaceed9d2d11fc4217b3da4ca456b122a95cd0550eb69763b0b2d8e
• SHA-1: a23897cd142bbce1695629186c9e1f68362b394f
• MD5: db1569ef8d420188b71147e4ecff4822
• ssdeep: 1536:pl14CIaGC9idOP+ym/ovXmkIj3ZAa1h+ugs3Ms3Hkg2AX5z2FZMZjGPv1sD:7yaGC9iHyY9DHhCloHkg2ApiFDa
• TLSH: T15B37E1F3B15BCCCCB6874793AFB90528298DC798113256F91888736CC8281EDFE20561
• Submitted as: 4854246.pdf
• File type: pdf · Size: 72032 bytes
• Verdict: malicious (96/100)

Detections (5 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Trellix Stinger (McAfee): PDF/Phish-FAB!DB1569EF8D42
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 96/100 is the fusion of 5 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 link rated malicious by URL analysis: https://static.s123-cdn-static.com/uploads/4415534/normal_5ff419edbd2cf.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://kuzutuzo.ru/wb?keyword=algebra%201%20quadratic%20formula%20worksheet%20pdf, https://static.s123-cdn-static.com/uploads/4415534/normal_5ff419edbd2cf.pdf, http://roveramo.atwebpages.com/virux.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://kuzutuzo.ru/wb?keyword=algebra%201%20quadratic%20formula%20worksheet%20pdf
• https://static.s123-cdn-static.com/uploads/4415534/normal_5ff419edbd2cf.pdf
• http://roveramo.atwebpages.com/virux.pdf
• https://cdn-cms.f-static.net/uploads/4462345/normal_6034c18b26b5c.pdf
• https://s3.amazonaws.com/vipuxafol/avatar_hd_movie_tamilyogi.pdf
• http://filmera.ru/angel_banishing_sigil_supernatural1v124.pdf
• https://cdn-cms.f-static.net/uploads/4446379/normal_60361f1a04524.pdf
• http://lobabinuladeri.medianewsonline.com/how_do_you_clean_a_bissell_powersteamer_powerbrush.pdf
• https://s3.amazonaws.com/lonozote/dbms_5_marks_questions_with_answers.pdf
• http://bomaduworofa.medianewsonline.com/how_to_make_easy_ribbon_bows_for_gifts.pdf
• http://bazis-rostov.com/70944894577gi73r.pdf
• http://bigmagazin.xyz/wepiregudabanopofj1kps.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

• kuzutuzo.ru
• static.s123-cdn-static.com
• roveramo.atwebpages.com
• cdn-cms.f-static.net
• s3.amazonaws.com
• filmera.ru
• lobabinuladeri.medianewsonline.com
• bomaduworofa.medianewsonline.com
• bazis-rostov.com
• bigmagazin.xyz
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report