Malicious PDF — malware analysis report

Static analysis result for SHA-256 3c3c8776331ef514…

MALICIOUS

PDF

40.9 KB Authoring application: LibreOffice Draw
MD5: 7ba2d0145dc03ea60eaa5e5081e6ec6e SHA-1: 15c51fb3c53f3fa964cbae34f04aef7439a75b32 SHA-256: 3c3c8776331ef5149cfd7778e749e24d04275239c31467090b3c58c3e55ca189
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded links pointing to external PDF files across various domains, indicative of a link farm or redirection scheme. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly suggests a phishing or traffic-robot installation intent. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the specific lure.

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://intelroom.net/uploads/1/3/0/6/130621392/4321881.pdf
    • http://bastionaudio.co.uk/uploads/1/3/0/4/130490776/72be89ebb47.pdf
    • http://sfitzsimmons.com/uploads/1/3/0/9/130969545/8d94d2b2c833ce7.pdf
    • http://stackability.com/uploads/1/3/0/8/130813381/0f63418ce.pdf
    • http://holypostdigital.com/uploads/1/3/0/6/130639915/6666831.pdf
    • http://protechenergieinc.com/uploads/1/3/0/6/130603692/jifum-jogiruvivus-balowovoto-gogevetuladug.pdf
    • http://hearchrisvosters.com/uploads/1/3/0/7/130775791/ccb69993651f92f.pdf
    • http://reclaimyourhealth.info/uploads/1/3/0/7/130738537/kexexinugunijiga.pdf
    • http://bearsversusbabiesgame.net/uploads/1/3/0/6/130640146/c182ac6.pdf
    • http://ncstateroleplay.com/uploads/1/3/0/3/130324005/joluvem_turuf.pdf
    • http://liveauctionevents.net/uploads/1/3/0/7/130776509/7242828.pdf
    • http://ndishealthtoolkit.com/uploads/1/3/0/5/130589305/jusiwemutodimod.pdf
    • http://davidbahl.com/uploads/1/3/0/4/130483801/1189529.pdf
    • http://candacegraham.com/uploads/1/3/0/2/130287932/4960346.pdf
    • http://starvedrockrealestate.com/uploads/1/3/0/4/130476344/1282298.pdf
    • http://iweargreatness.com/uploads/1/3/0/6/130621908/130621908.html#hardest+words+to+pronounce+in+the+english+language

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004444.bin
af38207ae95d00755b6670199c1542e2be177e71d682de0a15b149186bc1e0f8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4444 8512 bytes

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