MALICIOUS — b1b3ad_e18172ec7615428a8902df5b1caedf8c.pdf

MALICIOUS — b1b3ad_e18172ec7615428a8902df5b1caedf8c.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (88/100). 3 of 52 detection engines flagged it.

Identification

• SHA-256: a1d6ac614f390ef04b12b25be536ac86d639d125312fc1e2aad739a66d84dc46
• SHA-1: 84a0a60cc9c8f9bf0ea3141c578180c431503cf8
• MD5: 8a5a79a34d8e2277c46f4a4a8fb608f1
• ssdeep: 1536:OGFOwcmWNUUGFaqnRbf1W0D59slT0EhyZqHsQQ:3FOuWNJcnxk0D59stVMEW
• TLSH: T1C3339EF39063ED8C7AC69B43ADA52469704ADA882133E66858CC776CC0BC7BD7F50910
• Submitted as: b1b3ad_e18172ec7615428a8902df5b1caedf8c.pdf
• File type: pdf · Size: 49599 bytes
• Verdict: malicious (88/100)

Detections (3 of 52 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.ru/wix?keyword=minecraft+villager+mod+1.16.2, https://563981b7-4663-4811-a37c-c6e3589bdfb8.filesusr.com/ugd/33ab24_ad190a08025c4e8394aa4d602a19ffb8.pdf?index=true, https://fa5ac6a6-68c7-4882-a980-bc3f2eced65e.filesusr.com/ugd/135178_09570144b6d04d6a9b461184f078474b.pdf?index=true - 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.ru/wix?keyword=minecraft+villager+mod+1.16.2
• https://563981b7-4663-4811-a37c-c6e3589bdfb8.filesusr.com/ugd/33ab24_ad190a08025c4e8394aa4d602a19ffb8.pdf?index=true
• https://fa5ac6a6-68c7-4882-a980-bc3f2eced65e.filesusr.com/ugd/135178_09570144b6d04d6a9b461184f078474b.pdf?index=true
• https://b41bfcf1-8027-4d84-ad4e-2f5dc02d82de.filesusr.com/ugd/1cc777_831caed3276e4602a189194f7f081184.pdf?index=true
• https://2ba940f4-def8-47c6-90ca-e5943b748cb9.filesusr.com/ugd/fedf23_53797dd685574374a12a57f2bfd3fb17.pdf?index=true
• https://deda774c-a9ea-4669-bde2-27fe61aaec37.filesusr.com/ugd/221eaa_99f0094e0ed24d479f0c2848192edce0.pdf?index=true
• http://toputur.groundswellballito.com/uploads/1/3/1/3/131382470/8812809.pdf
• http://files.yin-tang-therapies.com/uploads/1/3/1/3/131384424/dodinadoseravo.pdf
• http://files.inallseriousness.com/uploads/1/3/1/6/131636792/5811377.pdf
• http://files.evafbarnett.com/uploads/1/3/1/4/131409909/popokuradekoniw_nebuz_jupumuvovabibes_zibowor.pdf
• http://jugodujo.laoshierinmarkle.com/uploads/1/3/2/8/132814930/1331954.pdf
• https://cdn.shopify.com/s/files/1/0430/7622/3129/files/10891287700.pdf
• https://cdn.shopify.com/s/files/1/0438/0783/4272/files/67008562179.pdf
• https://cdn.shopify.com/s/files/1/0431/0119/2352/files/97376043315.pdf
• https://cdn.shopify.com/s/files/1/0430/3332/9815/files/absorption_of_light_experiment.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.ru
• 563981b7-4663-4811-a37c-c6e3589bdfb8.filesusr.com
• fa5ac6a6-68c7-4882-a980-bc3f2eced65e.filesusr.com
• b41bfcf1-8027-4d84-ad4e-2f5dc02d82de.filesusr.com
• 2ba940f4-def8-47c6-90ca-e5943b748cb9.filesusr.com
• deda774c-a9ea-4669-bde2-27fe61aaec37.filesusr.com
• toputur.groundswellballito.com
• files.yin-tang-therapies.com
• files.inallseriousness.com
• files.evafbarnett.com
• jugodujo.laoshierinmarkle.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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