MALICIOUS — 1607da26ddd24e---bigivodiwexim.pdf

MALICIOUS — 1607da26ddd24e---bigivodiwexim.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100). 5 of 53 detection engines flagged it.

Identification

• SHA-256: af8713f5a80ccef5736949800e124503765c48d67cb96ab0d9b23fe1417071e1
• SHA-1: 287c4f2e2a7656306411a0118b24ea04f2481e67
• MD5: ff7cca9e26861b1faa49719ec3b9c568
• ssdeep: 1536:AgEQykk3iPaveRUlGWn1dU2czKXguVicQZlR0CD+Cm/9mbfZAee1:WUkyyvHlfL3VivlmPFmbfZE1
• TLSH: T1BD36D1F7B15EDDCC7F96AF07966A141C2599C6C85521AA5044E87A3CC4B83BC3F30A22
• Submitted as: 1607da26ddd24e---bigivodiwexim.pdf
• File type: pdf · Size: 69369 bytes
• Verdict: malicious (92/100)

Detections (5 of 53 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!FF7CCA9E2686
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The malicious score of 92/100 is the fusion of 4 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 network infrastructure: https://lib.asu.edu/system/files/webform/46247033309.pdf, https://campusrec.princeton.edu/system/files/webform/47045932069.pdf, https://www.ofalloncasting.com/sites/default/files/webform/taxebuvokorutupimapo.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://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=al%2528h2o%25296+3%252B+dissociation
• https://lib.asu.edu/system/files/webform/46247033309.pdf
• https://campusrec.princeton.edu/system/files/webform/47045932069.pdf
• https://www.ofalloncasting.com/sites/default/files/webform/taxebuvokorutupimapo.pdf
• https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/pitoripizebareko.pdf
• https://www.ofalloncasting.com/sites/default/files/webform/34904816646.pdf
• https://aboss.by/sites/default/files/webform/12404161593.pdf
• https://grossenbacher.co.nz/en/system/files/avoidance-training-certificates/13178745316.pdf
• http://www.grotekeukens.be/sites/default/files/webform/gmawards2018/45910982832.pdf
• https://www.afscme65.org/system/files/webform/tikat.pdf
• http://spotlight-sites.com/sites/default/files/webform/40861703051.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

• feedproxy.google.com
• lib.asu.edu
• campusrec.princeton.edu
• www.ofalloncasting.com
• ubmemeaensoprod.s3.amazonaws.com
• www.grotekeukens.be
• www.afscme65.org
• spotlight-sites.com
• www.w3.org
• purl.org
• ns.adobe.com
• aboss.by
• grossenbacher.co.nz

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