Malicious PDF — malware analysis report

Static analysis result for SHA-256 c7d73213fa0dd8c7…

MALICIOUS

PDF

48.9 KB Authoring application: Poppler-utils
MD5: b607e1c89826033fbf58fd07ef5fa324 SHA-1: 3de4993c8595efe16a5ab6224b9029a3b3c7b11b SHA-256: c7d73213fa0dd8c74b1a6031a7dab84df81e08622597753ecb4a0cb6da89b979
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 designed for SEO manipulation or phishing. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious download intent. The presence of a 'Download Now' phrase reinforces the lure.

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://rivercitymoto.com/uploads/1/3/0/2/130272394/pekidamolabi.pdf
    • http://paghosts.com/uploads/1/3/0/6/130604922/32e282b516.pdf
    • http://nicktrinidadgarcia.com/uploads/1/3/0/6/130639875/sibowurelut-miperazitopit.pdf
    • http://dididothat.net/uploads/1/3/0/5/130589184/5449f39b25d7.pdf
    • http://chrisministries.com/uploads/1/3/0/6/130604778/5996538.pdf
    • http://withgrandmabarbara.com/uploads/1/3/0/5/130551239/benexodolomut_vobotuxewuxokit_xutivomewupe.pdf
    • http://muzayyido.com/uploads/1/3/0/6/130620364/nasobosigiro_xeveze_josubinez.pdf
    • http://prettylittlewaistline.com/uploads/1/3/0/4/130489185/9568987.pdf
    • http://thefajfar.com/uploads/2020/01/28/fc9a8a19a.pdf
    • http://phillipskruse.com/uploads/1/3/0/7/130738918/nuwewapaxi.pdf
    • http://chrismfwise.com/uploads/1/3/0/2/130289508/4319617.pdf
    • http://mynaturalhairspa.com/uploads/1/3/0/5/130550744/130550744.html#jasper+ireport+designer+latest+version

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001327.bin
8db8ce45092810074358ba9300dc451a8f5a0c71a26ec5875b1c914e164a479a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1327 9008 bytes
font_01_sfnt_off00007607.bin
bf9e719eec96c80664a561a7b8e5fd48f81fb11fd622d24c4d5ecbe0223f87c9		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7607 17004 bytes

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