Malicious PDF — malware analysis report

Static analysis result for SHA-256 255643769cf0a459…

MALICIOUS

PDF

39.5 KB Authoring application: Scribus
MD5: 7a6659a7601e86a9c1595a7d45805f17 SHA-1: 2e039d4b04341feefe5aff19a7d181841b2b3a21 SHA-256: 255643769cf0a459ae7f20ddae084384938dbcb9ee032220d7145dc0e78fa4c5
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a phishing or traffic redirection intent. The document body mentions 'Spatial reasoning test with answers', suggesting a lure to trick users into clicking the malicious links.

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://eaglesrockonprestonisland.com/uploads/1/3/0/8/130813859/fd7bef93.pdf
    • http://comptek.us/uploads/1/3/0/5/130590043/seridefuz-rawogudaka-xigaxamezepo-begijovigeti.pdf
    • http://patchworkevents.co.uk/uploads/1/3/0/2/130289406/jarejobijevagasover.pdf
    • http://myfloridaec.org/uploads/1/3/0/7/130739579/jesavirifegotom-lezadepot-gemaritemewiba.pdf
    • http://365humanresources.com/uploads/1/3/0/2/130289063/zexaregupidoza.pdf
    • http://cafedonruiz.com/uploads/1/3/0/6/130604158/fogeninekisipubelixe.pdf
    • http://kanarider.com/uploads/1/3/0/3/130323163/1534282.pdf
    • http://kilkennyirishdance.com/uploads/1/3/0/4/130476974/861173.pdf
    • http://skydivecottonwood.com/uploads/1/3/0/6/130604795/8865662656ae47.pdf
    • http://mindfulprofits.co/uploads/1/3/0/5/130589207/1800342.pdf
    • http://ptwellsvillage.org/uploads/1/3/0/7/130775784/jumabujim-tujod-takedisa.pdf
    • http://www.infinitesound360.com/uploads/1/3/0/5/130589104/9392e6f07.pdf
    • http://blockchainambassador.ca/uploads/1/3/0/6/130621909/kogujakamipov-mavadikavu-tuluneveko.pdf
    • http://barringtonintegrativehealth.com/uploads/1/3/0/3/130313404/tejezedok.pdf
    • http://mta-sts.australianlivestockbackrubbers.com.au/uploads/1/3/0/4/130488498/zanodazo.pdf
    • http://rucomingout.com/uploads/1/3/0/7/130739163/2730275.pdf
    • http://montyscafe.com/uploads/1/3/0/5/130588412/rewiz.pdf
    • http://babesinspandex.com/uploads/1/3/0/4/130435717/satiwu.pdf
    • http://vera-b.pleasingfood.com/uploads/1/3/0/2/130272420/130272420.html#spatial+reasoning+test+with+answers

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003db5.bin
498f828e6ba979f9f1ec9642b912630ddefdaa2baaadab83a3b94ae04742a2f9		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3DB5 7608 bytes

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