MALICIOUS — dfb5f8_9c273bebdd984978b13669ac53b44cf0.pdf

MALICIOUS — dfb5f8_9c273bebdd984978b13669ac53b44cf0.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (88/100). 3 of 53 detection engines flagged it.

Identification

• SHA-256: 9bc7dd0d828a6cb47326e2d4fecc164f075c8f686ec65763f196b74ca33748be
• SHA-1: b1c306b5338f930e10da9d7301c0ba73cf43903d
• MD5: ed707d5e9eeb2be4880a6ac61a1a256a
• ssdeep: 768:DgGzpD2kNw5dlg9Gj/mDWWzN8U0I7KTxHeh7/8E0a8yhb55raH54nZnMljtv8Foy:8GFKkNw5TtjGl8/3fv8S+frMT6x
• TLSH: T15F33CFF31047ED4CB683AB17299A259D6449DB4DA133B36408DC6B2CD97C3BC6E60E60
• Submitted as: dfb5f8_9c273bebdd984978b13669ac53b44cf0.pdf
• File type: pdf · Size: 51551 bytes
• Verdict: malicious (88/100)

Detections (3 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Trojan.Script.Generic

Why this verdict

The malicious score of 88/100 is the fusion of 6 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85
• MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule high-entropy-blob) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: https://ttraff.link/wix?keyword=citizen+participation+pdf, https://cdn.shopify.com/s/files/1/0430/8657/7828/files/32216621850.pdf, https://cdn.shopify.com/s/files/1/0433/5153/9861/files/council_tax_support_claim_form_bromley.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://ttraff.link/wix?keyword=citizen+participation+pdf
• https://cdn.shopify.com/s/files/1/0430/8657/7828/files/32216621850.pdf
• https://cdn.shopify.com/s/files/1/0457/0120/2076/files/nitekobid.pdf
• https://cdn.shopify.com/s/files/1/0433/5153/9861/files/council_tax_support_claim_form_bromley.pdf
• https://cdn.shopify.com/s/files/1/0431/8999/3636/files/1753754656.pdf
• https://cdn.shopify.com/s/files/1/0429/9961/1555/files/cyberflix_apk_install.pdf
• http://files.susanaamaral.com/uploads/1/3/1/4/131453645/9ade071.pdf
• https://cdn.shopify.com/s/files/1/0431/3913/7702/files/49286288186.pdf
• https://cdn.shopify.com/s/files/1/0464/5152/3752/files/17551946765.pdf
• https://cdn.shopify.com/s/files/1/0432/5185/9611/files/bulletin_de_salaire.pdf
• https://cdn.shopify.com/s/files/1/0428/4160/4263/files/pigijipuxexu.pdf
• https://1de5f78d-fb8d-4477-9ff2-59abc8e372b1.filesusr.com/ugd/43d598_843839ed58ea431b85af770ead668548.pdf?index=true
• https://549013cf-aa52-4539-a2d8-f93a8c309b4f.filesusr.com/ugd/77941b_ffc9d46dbd5e48d88b44e7fe3db5c8ad.pdf?index=true
• 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

• ttraff.link
• cdn.shopify.com
• files.susanaamaral.com
• 1de5f78d-fb8d-4477-9ff2-59abc8e372b1.filesusr.com
• 549013cf-aa52-4539-a2d8-f93a8c309b4f.filesusr.com
• www.w3.org
• purl.org
• ns.adobe.com

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