Malicious PDF — malware analysis report

Static analysis result for SHA-256 a74b149d2dea91c9…

MALICIOUS

PDF

28.6 KB Authoring application: Scribus
MD5: 8129d57e2bddfd072509b5d3743c811e SHA-1: cc0668672331d51184d47b616448c6d23a782870 SHA-256: a74b149d2dea91c90f3c9d4e8995dad6ca1c445eb2decca409dde31a34449c87
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, a technique often used for SEO poisoning or phishing lures. The document body mentions 'Barbie movies in english free' to attract unsuspecting users. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the phishing classification. 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://4thandwallace.com/uploads/1/3/0/5/130588389/3180895.pdf
    • http://rokuji.weebly.com/uploads/1/3/0/4/130490053/ruvivemulagixiv-fixasu.pdf
    • http://myfloridamediation.org/uploads/1/3/0/4/130476505/fekamowe-wanage.pdf
    • http://buggysplumbing.com/uploads/1/3/0/2/130287279/139587.pdf
    • http://cbulloughinternshipportfolio.com/uploads/1/3/0/2/130270946/b7c13d5f11cab3b.pdf
    • http://miracleinabucket.com/uploads/1/3/0/5/130589302/130589302.html#barbie+movies+in+english+free

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001073.bin
e5f6cc9c2097aa78b0fc6c5dd20b840418c156362d36f0ac1ace0542246f871f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1073 7800 bytes

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