Malicious PDF — malware analysis report

Static analysis result for SHA-256 424dba83d1be183c…

MALICIOUS

PDF

40.1 KB Authoring application: ImageMagick
MD5: 40f26add1d3820855a662bf8e35ca5fa SHA-1: f8f350b33de7fe7e46569052c57afd0087871aac SHA-256: 424dba83d1be183c4076dd79745130c54d6071b2edaef122c41edebe5df6733a
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links to external PDF files hosted on various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the malicious nature of this file, suggesting it is involved in phishing or traffic redirection.

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://printwiz.net/uploads/1/3/0/4/130488543/47b6cacf4.pdf
    • http://paragonhunter.com/uploads/1/3/0/7/130776644/motikidon.pdf
    • http://www.mckinneystudio.com/uploads/1/3/0/7/130776852/8388414.pdf
    • http://mgeducation.net/uploads/1/3/0/7/130775917/tisupe_sujoxazatofad_lilefapudiwelog.pdf
    • http://www.macaroonzi.com/uploads/1/3/0/8/130814293/rategebanukodeti.pdf
    • http://officialbrookekelly.com/uploads/1/3/0/5/130539742/jeradunu_fidogenekizubu.pdf
    • http://jameshamiltonroofingandbuilding.com/uploads/1/3/0/7/130775704/3424692.pdf
    • http://godlygovsnov2018writein.org/uploads/1/3/0/4/130436172/juwatizuwotekisuxojo.pdf
    • http://dotcomdotcomdotcomdotcomdotcomdotcomdotcom.com/uploads/1/3/0/2/130288626/f992504458.pdf
    • http://isawipfli.net/uploads/1/3/0/6/130621167/gejuwefuvovam.pdf
    • http://cleomasia.com/uploads/1/3/0/7/130740438/lokafoxe-jatutiwamuvavug-xobivirezufeguf.pdf
    • http://texasstarlighttech.com/uploads/1/3/0/6/130621757/4358752.pdf
    • http://michaelbluejay.org/uploads/1/3/0/2/130287866/jirasusupopofegovo.pdf
    • http://guerrieritruckingllc.com/uploads/1/3/0/2/130289205/zosaminu-wawogaruveto-jeratowosolov-wemiruxakoja.pdf
    • http://webdisk.jessicamiyuki.com/uploads/1/3/0/6/130639244/130639244.html#signs+and+symptoms+of+hemorrhagic+stroke+vs.+ischemic+stroke
    • http://officialbrookekelly.com/uploads/1/3/0/5/130539742

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000042cc.bin
c0341b561d77e0e69f9173de38eca44359d6727ae5f221ccb71ea9f72d0d02fc		 pdf-font-stream PDF embedded font (sfnt) at offset 0x42CC 7908 bytes

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