Malicious PDF — malware analysis report

Static analysis result for SHA-256 a9ab062691a2d7b0…

MALICIOUS

PDF

41.6 KB Authoring application: pdf-parser
MD5: 8cdad7ac3b2965501d8d4a7cf756df37 SHA-1: 509cb7152af9968e14ed5c5a28395d550bab1848 SHA-256: a9ab062691a2d7b03da1d3dbd96dc04c7eceb670a7c87413dd08efd6fd600fd1
120 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, a technique commonly used for SEO poisoning or phishing. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. The embedded URLs are the primary indicators of compromise, directing users to potentially harmful content.

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://ride-ruse.si/uploads/1/3/0/5/130550704/gogesuvuk.pdf
    • http://jan.lorkabinet.ru/uploads/2020/01/27/latuzevikogenel_doxukezemag_vosunepomekipuk.pdf
    • http://moiklining.ru/uploads/2020/01/28/c19e063ca8e661.pdf
    • https://subugedobedova.weebly.com/uploads/1/3/0/2/130287281/4fb3671b1.pdf
    • http://eggyums.com/uploads/1/3/0/4/130488227/5403960.pdf
    • http://rujujokix.bestdentist.link/uploads/2020/01/29/af60afc7c28.pdf
    • http://handcraftedcreationsofhope.com/uploads/1/3/0/5/130539637/xotokekijom-dotupiwufunulo.pdf
    • http://madefromair.info/uploads/1/3/0/3/130312913/dafuxokedo.pdf
    • http://cserv.org/uploads/2020/01/28/10c801.pdf
    • https://jijaderufis.weebly.com/uploads/1/3/0/5/130539125/5673015.pdf
    • http://lanzarotepartyboat.com/uploads/1/3/0/3/130323182/3736fb.pdf
    • http://derolu.pcigra.ru/uploads/2020/01/27/2707765.pdf
    • https://rekitefi.weebly.com/uploads/1/3/0/2/130270985/lulutaluxaba.pdf
    • http://dibevaza.motivationluxury.com/uploads/2020/01/28/sukepokisikaxezegu.pdf
    • https://wujezapusosijok.weebly.com/uploads/1/3/0/5/130543848/5581727.pdf
    • https://givumatenog.weebly.com/uploads/1/3/0/2/130270932/toxiwojo.pdf
    • http://rational-world.de/uploads/1/3/0/2/130287513/9660866.pdf
    • http://humannaturefoundation.com/uploads/1/3/0/6/130604532/130604532.html#les+boies+joan+vinyoli

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000152e.bin
4db5388bb137c6f09450add53a7842bd2dead9710f8cae6bf0fbbe626cac07a6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x152E 9780 bytes

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