Malicious PDF — malware analysis report

Static analysis result for SHA-256 5471f644ec9250af…

MALICIOUS

PDF

40.4 KB Authoring application: Solid Converter PDF
MD5: 616e89add901e46d6799436904c7ceb1 SHA-1: 7cc2b1b00f410cc5ebed7ae2eb3f9776814a8c4d SHA-256: 5471f644ec9250af9da550880a0235d265ed576345bf01f35b31357112258ceb
120 Risk Score

Malware Insights

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

The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection also flags this as a phishing-related sample. The embedded URLs likely lead to further malicious content or phishing pages. No scripts were extracted from this sample.

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://www.riverfrontpub.ca/uploads/1/3/0/7/130775484/gukolotuzo.pdf
    • http://mimiwong.net/uploads/1/3/0/4/130483062/xagej.pdf
    • http://www.englishforlifeinfo.com/uploads/1/3/0/5/130546354/3974794.pdf
    • http://shphotography.info/uploads/1/3/0/3/130379202/495784.pdf
    • http://juxingyule.chinasummercamp.org/uploads/1/3/0/2/130272909/bufubab.pdf
    • http://teamrevolutionmi.com/uploads/1/3/0/2/130291874/b0fd2c2e766b.pdf
    • http://learningmanifesto.org/uploads/1/3/0/3/130313090/kaxujabogo.pdf
    • http://www.frsteamgeorgia.com/uploads/1/3/0/6/130639139/jusawepabakuka.pdf
    • http://advancedbrewingsystems.com/uploads/1/3/0/6/130640142/kawabuximaf.pdf
    • http://sacequine.com/uploads/1/3/0/5/130590157/0f940d5ed98a4.pdf
    • http://moodish.org/uploads/1/3/0/6/130620674/gedoputavem.pdf
    • http://whitewatercottages.com/uploads/1/3/0/5/130551019/1601751.pdf
    • http://cpanel.thecornerdrugstore.ca/uploads/1/3/0/8/130813714/63b3825d147827.pdf
    • http://catholicnewmancenterlssu.org/uploads/1/3/0/8/130814513/kiruzixuzorezidi.pdf
    • http://doomsy.com/uploads/1/3/0/6/130639676/2aacc.pdf
    • http://74-123-76-193.mgwnet.com/uploads/1/3/0/6/130604366/130604366.html#laser+cut+balsa+model+airplane+kits
    • http://whitewatercottages.com/uploa

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000358b.bin
d907c570f1f8f2d62f38d7529dbf77de46ca3a1917ec53aca7a78bae59874b04		 pdf-font-stream PDF embedded font (sfnt) at offset 0x358B 2616 bytes
font_01_sfnt_off00004151.bin
d0fe82f11c777f202ae991a9915d7a9e510c4221266fbc5e94edbcd62e83a084		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4151 8496 bytes

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