Malicious PDF — malware analysis report

Static analysis result for SHA-256 ed9b76eab41180a1…

MALICIOUS

PDF

48.1 KB Authoring application: Soda PDF
MD5: e2e909573ef3565f34480b69d48530b1 SHA-1: d4d6d051340fadc4ed4c3eab5ddb5b7019109d93 SHA-256: ed9b76eab41180a1670d7bff01c3bc59ae37b0504d4adae14e3daa51a500a044
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded links to external PDF files hosted on various domains, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or distributing further malware. The embedded URLs are the primary IOCs, pointing to a potential link farm or distribution network.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://jokebits.net/uploads/1/3/0/4/130483912/6947974.pdf
    • http://lovenico.shop/uploads/1/3/0/7/130740010/mirososuvew.pdf
    • http://bradhip.com/uploads/1/3/0/7/130775883/foget_vevekaze_zivanajenamuxu.pdf
    • http://wifisupermarket.com/uploads/1/3/0/6/130621938/4feb870cf403.pdf
    • http://mylawyerbevin.com/uploads/1/3/0/6/130639592/1736546.pdf
    • http://milehightransport.net/uploads/1/3/0/6/130639309/9541037.pdf
    • http://cscle.com/uploads/1/3/0/4/130435688/1235627.pdf
    • http://rbdconstructioninc.com/uploads/1/3/0/7/130739968/1a00827db9c.pdf
    • http://signsbybandc.com/uploads/1/3/0/5/130544694/duruje-kunawixixuj-turexefu-xokenudagoxelos.pdf
    • http://rochester-santa.com/uploads/1/3/0/6/130603773/nineledejakinixaxog.pdf
    • http://palabrandolatierra.com/uploads/1/3/0/4/130477613/kelumodoket.pdf
    • http://uppercervicalpro.com/uploads/1/3/0/5/130544230/manenan.pdf
    • http://threetwodesign.com/uploads/1/3/0/3/130379407/rujipewetowafelak.pdf
    • http://jinshayulechengkekaomachang.f18.ebkf.org/uploads/1/3/0/5/130588606/6799095.pdf
    • http://coppiceandcanvas.com/uploads/1/3/0/8/130813840/c57a5da0a648b0b.pdf
    • http://www.mihaihaus.co.uk/uploads/1/3/0/5/130543092/gubazizeba.pdf
    • http://calivanwyk.com/uploads/1/3/0/7/130775198/7590800.pdf
    • http://therestorationvillage.com/uploads/1/3/0/4/130476145/0207418.pdf
    • http://guysatwork.com/uploads/1/3/0/7/130739278/7417886.pdf
    • http://bewellmindset.net/uploads/1/3/0/6/130620380/pofuvugota_zuliwatol_jokozugaguzibe.pdf
    • http://www.happilyevertalbert.com/uploads/1/3/0/5/130551864/7cf3d377c49a.pdf
    • http://host131.carmichaelnl.com/uploads/1/3/0/5/130543494/7375849.pdf
    • http://navgardenforgirls.com/uploads/1/3/0/2/130289803/parulosebubi-wetosawavegux.pdf
    • http://74-123-75-61.mgwnet.com/uploads/1/3/0/9/130969185/130969185.html#lasix+dosage+ascites

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00000f54.bin
cb2166ed519cb701005dcba553723c6b20a23dfbb311c0fedb10ba51cd02b2dd		 pdf-font-stream PDF embedded font (sfnt) at offset 0xF54 7508 bytes

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