MALICIOUS — 1666013.pdf

MALICIOUS — 1666013.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (97/100). 4 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: d21635d50020525f7ba8ef856c2d9356299f2f6b3003349492fd912a4ba183e6
• SHA-1: 9c3db43ae0d254b570a3914d98691597bddd4b37
• MD5: a9fe5a9730d1d03ebf277fcb392fe650
• ssdeep: 1536:hi6A1cfg3IZXBygI0NwmdYwDVHkkuBErxXf87kuzd9fU:DnYYZXIgxdfVSBEtXE7kuzdW
• TLSH: T10337D0F371DBDE8CBA495B076A76215A384ACA486027D6B404CCB66C847C3BDFD10651
• Submitted as: 1666013.pdf
• File type: pdf · Size: 69979 bytes
• Verdict: malicious (97/100)

Detections (4 of 50 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 97/100 is the fusion of 6 weighted signals:

• ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95
• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85
• Embedded link rated suspicious by URL analysis: https://cdn-cms.f-static.net/uploads/4458838/normal_5faa84bc30bac.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://ggtraff.ru/wb?keyword=what%20is%20gnosticism%20catholic%20answers, https://cdn-cms.f-static.net/uploads/4369629/normal_5f8d10af1edee.pdf, https://cdn-cms.f-static.net/uploads/4427506/normal_5fa52e621d3aa.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://ggtraff.ru/wb?keyword=what%20is%20gnosticism%20catholic%20answers
• https://cdn-cms.f-static.net/uploads/4369629/normal_5f8d10af1edee.pdf
• https://cdn-cms.f-static.net/uploads/4427506/normal_5fa52e621d3aa.pdf
• https://cdn-cms.f-static.net/uploads/4375690/normal_5f8eccb245fca.pdf
• https://s3.amazonaws.com/dujepav/gudizakodelat.pdf
• https://s3.amazonaws.com/xasovewipeje/98767824563.pdf
• https://tijujuvuxerupuz.weebly.com/uploads/1/3/4/2/134236121/3952134.pdf
• https://xubuvene.weebly.com/uploads/1/3/1/3/131380433/540696.pdf
• https://s3.amazonaws.com/tefelaj/73874545475.pdf
• https://cdn-cms.f-static.net/uploads/4458838/normal_5faa84bc30bac.pdf
• https://s3.amazonaws.com/viromibukoleliw/lumejini.pdf
• https://cdn-cms.f-static.net/uploads/4410207/normal_5f9ab3f9410e0.pdf
• https://cdn-cms.f-static.net/uploads/4366034/normal_5f874de854544.pdf
• https://cdn-cms.f-static.net/uploads/4366628/normal_5f87386fce47e.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

• ggtraff.ru
• cdn-cms.f-static.net
• s3.amazonaws.com
• tijujuvuxerupuz.weebly.com
• xubuvene.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report