Malicious PDF — malware analysis report

Static analysis result for SHA-256 e10e60018bc00923…

MALICIOUS

PDF

45.0 KB Authoring application: Poppler-utils
MD5: 7ace90c443f1fe39f5463461bf52a638 SHA-1: f6f8df4a58b65f5974f473b67db0ac80fc1ae5c9 SHA-256: e10e60018bc00923023b36b6723a9a78913bd4cc3d8df4ed7e41bd7cde1da883
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs, identified as a link farm. This technique is often used for SEO poisoning or to redirect users to malicious sites. The ClamAV detection of 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent.

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://fakamunon.tierheilbehandlung.com/uploads/2020/01/29/4cc4011.pdf
    • http://mosinztorg.ru/uploads/2020/01/27/d20484f6.pdf
    • http://tiffanyfoster.ca/uploads/1/3/0/2/130288630/4489405.pdf
    • http://nerizorid.mygreenpoint.ru/uploads/2020/01/28/9847276.pdf
    • http://elizabethebrault.com/uploads/1/3/0/4/130435706/9452156.pdf
    • http://gitugepem.sladenec.ru/uploads/2020/01/29/0abf9.pdf
    • https://xagarefape.weebly.com/uploads/1/3/0/5/130551064/vanowiwovifale-mufakigomedekil-denopeko.pdf
    • http://busuxan.seo-spytnik.ru/uploads/2020/01/28/kuxadilituvun-notipelo-norebamijol.pdf
    • http://ukelila.be/uploads/1/3/0/2/130272254/8a81065ea3e.pdf
    • http://cnoctem.com/uploads/1/3/0/6/130620482/1951096.pdf
    • http://mypersonalgifter.com/uploads/1/3/0/6/130639691/putopofuxivij.pdf
    • http://negativetopositivefilms.com/uploads/1/3/0/5/130539718/tigak-jejimineragut.pdf
    • http://youarenotaloneart.com/uploads/1/3/0/6/130620609/bipuxex.pdf
    • http://mrbojandals.com/uploads/1/3/0/6/130621066/3025529.pdf
    • http://nwcenterautos.org/uploads/1/3/0/5/130544591/gotamebobebefefogut.pdf
    • http://ninktat.com/uploads/1/3/0/4/130488694/4452145.pdf
    • http://tandb.net/uploads/1/3/0/6/130620871/runisotapaze_fanetus_bakupuxumuke_wivipomatonob.pdf
    • http://iweargreatness.com/uploads/1/3/0/6/130620620/130620620.html#blackberry+z10+autoloader+10.+3+3

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001698.bin
b6e2657a6818ad9924b94862f20d868c4de89bc957039990e3e2abdc734f61ee		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1698 8164 bytes
font_01_sfnt_off00006979.bin
779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6979 16036 bytes

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