Malicious PDF — malware analysis report

Static analysis result for SHA-256 8ff57d97df86fa58…

MALICIOUS

PDF

41.2 KB Authoring application: Scribus
MD5: 3cb9c40e1f8d5fe4fd285a74d2d43ab6 SHA-1: baf6df09a465a2a16684eb9bbf8a5344bfd14ce3 SHA-256: 8ff57d97df86fa588cf080ab47cea322665ffa88c511f0b28aa81b4090d3d877
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious Link

The PDF file contains a large number of external links, many of which point to other PDF files, indicating a link farm for SEO purposes. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly suggests a phishing or malicious traffic redirection intent. The presence of a visual download button further supports the lure of downloading malicious content.

Heuristics 4

  • 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
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://maryhacker.com/uploads/1/3/0/7/130775748/rezaririmodo-rozadek-dupogafalokem.pdf
    • http://www.luxuryvintagefurs.com/uploads/1/3/0/6/130620764/mapafumuf.pdf
    • http://plumbingaltadena.net/uploads/1/3/0/5/130545021/5510081.pdf
    • http://minigypsyhorse.com/uploads/1/3/0/2/130270937/koluzefil-lodote-nodumisuxenugu-mudamagudu.pdf
    • http://homesbymichaeld.com/uploads/1/3/0/7/130738909/mazorefad.pdf
    • http://nealyibclc.com/uploads/1/3/0/5/130590322/kuvulepi.pdf
    • http://karaholtz.net/uploads/1/3/0/4/130436093/7114429.pdf
    • http://e-proger.site/uploads/1/3/0/7/130739027/7370492.pdf
    • http://propertysitters.ca/uploads/1/3/0/7/130775635/c0695369fcf.pdf
    • http://graphenegenius.com/uploads/1/3/0/5/130551112/4946618.pdf
    • http://multifaithstorytelling.org/uploads/1/3/0/7/130738803/fedexipajatun-vawegigikoz-dunitabetixeme.pdf
    • http://jolynstest.com/uploads/1/3/0/5/130539093/f5323573bef9.pdf
    • http://mindmapfraktl.com/uploads/1/3/0/7/130774981/kibalivojij-rutagi-xudibe.pdf
    • http://brownrecruitinggroup.com/uploads/1/3/0/5/130590677/7611324.pdf
    • http://4gen4.org/uploads/1/3/0/3/130323707/130323707.html#pan+form+49aa

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000475c.bin
8983f680d4a40a1f31f5defc4753d9ef44b723bacbe718ad7f344a4a08d2b258		 pdf-font-stream PDF embedded font (sfnt) at offset 0x475C 7948 bytes

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