Malicious PDF — malware analysis report

Static analysis result for SHA-256 ea5e902724fd040d…

MALICIOUS

PDF

35.2 KB Authoring application: GIMP
MD5: 3ca2278b897644d0a71e32f06fc3ae40 SHA-1: 56c23093d1781e87c45116b9941b8ccb11f83725 SHA-256: ea5e902724fd040d2d7e43120be8d48acafc76879e2591acd4c316730f24f2b9
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs pointing to external PDF documents, as indicated by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a malicious classification. The document body also contains many of these URLs, suggesting a phishing or traffic-driving lure. 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://sharkineurope.com/uploads/1/3/0/2/130272571/78b59f4.pdf
    • http://fujan.orhideya.su/uploads/2020/01/28/1717635.pdf
    • http://trendmart.biz/uploads/2020/01/27/c979aee8f4.pdf
    • http://sijesegu.bonita-casa.ru/uploads/2020/01/27/c571018a2.pdf
    • http://sibek.womens-news.ru/uploads/2020/01/27/860395.pdf
    • http://mavor.sportsrt.com/uploads/2020/01/27/letojomer.pdf
    • http://wojeda.jussom.xyz/uploads/2020/01/27/gokaka-vowujulazif-gorimalezer.pdf
    • https://wikixajuv.weebly.com/uploads/1/3/0/5/130539881/5951920.pdf
    • http://zowegub.propiedadesfibrastextiles.com/uploads/2020/01/29/4024075.pdf
    • http://jag.moiklining.ru/uploads/2020/01/28/vuwole-levotivosama.pdf
    • https://nojiwamofe.weebly.com/uploads/1/3/0/2/130274109/gejakujapisuzi-komegevil-vilagig.pdf
    • https://rafuzonote.weebly.com/uploads/1/3/0/2/130273893/piwef_duraza_pazofisiw.pdf
    • http://sierrajamesmassage.com/uploads/1/3/0/4/130436068/9092953.pdf
    • https://gemajupiwer.weebly.com/uploads/1/3/0/5/130588518/tixofukixaxipuse.pdf
    • https://zexupimifosirof.weebly.com/uploads/1/3/0/5/130543476/gikebobemagekol_xisugekovubipi.pdf
    • http://oakclass.com/uploads/1/3/0/6/130605118/130605118.html#problemas+de+desigualdades+e+intervalos

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000149e.bin
a677b69087e85557dc6401b22a67bb6f3041aea1075e4abddd5ebd893ec7419e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x149E 9356 bytes

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