Malicious PDF — malware analysis report

Static analysis result for SHA-256 60e8a5747ed8887f…

MALICIOUS

PDF

39.1 KB Authoring application: pdf-parser
MD5: f498c83464ce1a85d249c21ebe09e850 SHA-1: 7b1293a74c5a08f3de1158dd526cabfd87ec3ba6 SHA-256: 60e8a5747ed8887fa7a38c586779d3a3479935c104c084722e1d522b16ed1c0c
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file was flagged by multiple heuristics, including a critical rule for a large external PDF link farm and a machine learning classifier indicating high maliciousness. ClamAV also detected it as Pdf.Phishing.TtraffRobotInstall. The numerous embedded URLs suggest a phishing or spam campaign, potentially aiming to redirect users to malicious sites or to manipulate search engine results. No scripts were extracted, but the structure strongly indicates a malicious intent to distribute content via external links.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://silhomes.com/uploads/1/3/0/3/130324357/05cc4c.pdf
    • http://teamelite10u.com/uploads/1/3/0/8/130813510/lewuxudafusimuf.pdf
    • http://thesaltcollective.net/uploads/1/3/0/4/130476086/subuluzuposefi_getavegabatidod.pdf
    • http://mindfullmug.com/uploads/1/3/0/5/130545885/8f3551cae57.pdf
    • http://sugarmaplecharcoal.com/uploads/1/3/0/3/130379415/sonupolobozemilala.pdf
    • http://notasportsbar.ca/uploads/1/3/0/5/130588463/7395b3.pdf
    • http://wpdogs.com/uploads/1/3/0/7/130740192/nefeloramez.pdf
    • http://thecrunchyconservative.com/uploads/1/3/0/4/130483322/vuwaganiwidadon_piwazeduto_wikusok.pdf
    • http://mictkinofest.com/uploads/1/3/0/2/130272640/gobuxatubedemavase.pdf
    • http://nickgrossman.net/uploads/1/3/0/7/130739141/6a1f4c7e94a7b.pdf
    • http://vxserver.org/uploads/1/3/0/3/130323115/4d68186.pdf
    • http://globalwaronchristmas.com/uploads/1/3/0/8/130874031/602243.pdf
    • http://kkompani.com/uploads/1/3/0/3/130323362/1680996.pdf
    • http://covenantfellowshipchurches.org/uploads/1/3/0/6/130621545/5030799.pdf
    • http://suncityprides.org/uploads/1/3/0/4/130476440/rukenigod-virogupux-vuluvafef-nasipobobuvuwa.pdf
    • http://volumesalon.global/uploads/1/3/0/7/130774990/4b58cd03.pdf
    • http://3dstereopad.com/uploads/1/3/0/7/130775698/davawajimu_ramituge_puxilabi.pdf
    • http://911snowremoval.com/uploads/1/3/0/6/130605116/xubizovonukikese.pdf
    • http://snapshotsofwisdom.com/uploads/1/3/0/6/130604605/925f7ad21e2dc.pdf
    • http://bransfordmedpsych.com/uploads/1/3/0/8/130813757/1f7560ad27.pdf
    • http://2020blue.org/uploads/1/3/0/5/130541209/130541209.html#report+writing+format+sample+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003a90.bin
78c82dfdb4c1b22fe8bd6b0156093868f943d620622d63b7a434640a3f311bce		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3A90 7440 bytes

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