MALICIOUS — 8ff694_c47899eaea0a4cf697a318e4dc4fc48e.pdf

MALICIOUS — 8ff694_c47899eaea0a4cf697a318e4dc4fc48e.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: 833e4a4c329543b4213430c2566dcc24187ba005b4002dd9d178060e999fcd85
• SHA-1: 49de3ebde33c8ff5d63df5bc1bef93938f71b474
• MD5: 2a9fcea50759d114b96d615b6dc351a6
• ssdeep: 768:XgGzpDuug+WuXvA9iX6MEFX+nzid3sSuVpRGp6RbbpZrBTcZc4N:wGFarf+mJsSu/9RblfcZc4N
• TLSH: T18B319EF310ABDC4C7A9B9B039CA664595844CB8D6232EB7049EC7B6CC4BC2BD2F50561
• Submitted as: 8ff694_c47899eaea0a4cf697a318e4dc4fc48e.pdf
• File type: pdf · Size: 41059 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=parts+of+a+sentence+worksheet+high+school, http://files.luperscountrycritters.com/uploads/1/3/1/8/131871658/2947437.pdf, http://files.clogherdonoige.org/uploads/1/3/1/4/131407668/c3c1a601.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=parts+of+a+sentence+worksheet+high+school
• http://files.luperscountrycritters.com/uploads/1/3/1/8/131871658/2947437.pdf
• http://files.clogherdonoige.org/uploads/1/3/1/4/131407668/c3c1a601.pdf
• http://files.omshantiyogaspain.com/uploads/1/3/0/7/130775734/e32a40831b.pdf
• http://bidel.cindycheng.works/uploads/1/3/2/8/132814930/mupanaxexuwul.pdf
• http://files.sunburyhealthcentre-ppg.com/uploads/1/3/0/7/130776864/batenobagepejut.pdf
• http://pigax.sweetrocketskystudios.com/uploads/1/3/0/9/130969186/587530.pdf
• http://jekig.charlesheiner.net/uploads/1/3/1/0/131070761/2794107.pdf
• http://files.429delancy.com/uploads/1/3/1/3/131398252/f3015a93436.pdf
• http://files.amanspath.org/uploads/1/3/0/7/130776828/d919ce9e496.pdf
• http://files.tinyhivedesign.com/uploads/1/3/0/7/130775679/wogogefopijoji.pdf
• https://cdn.shopify.com/s/files/1/0430/8716/7645/files/relative_afferent_pupillary_defect.pdf
• https://cdn.shopify.com/s/files/1/0438/8785/3720/files/88097154311.pdf
• https://cdn.shopify.com/s/files/1/0435/3576/1576/files/bixuwi.pdf
• https://cdn.shopify.com/s/files/1/0460/9802/2564/files/marukot.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

• ttraff.link
• files.luperscountrycritters.com
• files.clogherdonoige.org
• files.omshantiyogaspain.com
• files.sunburyhealthcentre-ppg.com
• pigax.sweetrocketskystudios.com
• jekig.charlesheiner.net
• files.429delancy.com
• files.amanspath.org
• files.tinyhivedesign.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com
• bidel.cindycheng.works

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