Malicious PDF — malware analysis report

Static analysis result for SHA-256 25dce5fe95c43ed6…

MALICIOUS

PDF

193.8 KB Created: 2020-08-14 02:27:17 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 33113f20ced27785824852323ff39e2b SHA-1: 1c15f732833b77dd14b75f603c542e385fd39baa SHA-256: 25dce5fe95c43ed62e894f93664212defb2c37fb176ef920739caedd57453493
68 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=listview+using+adapter+in+android'. The document body, though heavily obfuscated, contains this same URL, suggesting it's the primary lure. The heuristic 'SE_URGENCY_LURE' further supports the idea that the document is designed to prompt immediate user interaction with the malicious link.

Heuristics 3

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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 https://ttraff.cc/pify?keyword=listview+using+adapter+in+android
    • http://files.cqschoolsjazzfest.com/uploads/1/3/1/6/131607712/52dcc6.pdf
    • http://files.mrizzo1964.com/uploads/1/3/0/9/130969600/d3f88a1c3.pdf
    • http://files.dfskmyanmar.com/uploads/1/3/0/8/130874612/6413685.pdf
    • http://muwagi.michaelmorrisnz.com/uploads/1/3/0/7/130740221/lofemizemekulebif.pdf
    • http://fuzuvim.doityourselfdocumentaries.com/uploads/1/3/1/4/131453832/8097349.pdf
    • https://cdn.shopify.com/s/files/1/0433/7955/6504/files/eduard_pernkopf_book.pdf
    • https://cdn.shopify.com/s/files/1/0431/8239/1451/files/duporatakapatogejogixezid.pdf
    • https://cdn.shopify.com/s/files/1/0433/8820/7255/files/butchery_business_plan.pdf
    • https://cdn.shopify.com/s/files/1/0429/8555/4073/files/60317644142.pdf
    • https://cdn.shopify.com/s/files/1/0431/8923/9969/files/govisuzojituxu.pdf
    • https://cdn.shopify.com/s/files/1/0427/4988/6620/files/fukopakuvi.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/37394074323.pdf
    • https://cdn.shopify.com/s/files/1/0433/1700/2405/files/sojarejijarijefokokedod.pdf
    • https://cdn.shopify.com/s/files/1/0429/5901/2006/files/colony_pcr_protocol.pdf
    • https://cdn.shopify.com/s/files/1/0430/6888/3098/files/kinigelisusu.pdf
    • https://cdn.shopify.com/s/files/1/0431/0184/7713/files/sisuwasisunifexigivaxuna.pdf
    • https://cdn.shopify.com/s/files/1/0432/4383/1458/files/potunodikesukinin.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0002ab77.bin
18383a6f149d6dedcaa40d15307a2092be99b4fc69fc41d369083abec4161b59		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2AB77 5068 bytes
font_01_sfnt_off0002bcd1.bin
853337e7560cef4d45c29d034ab38ed6a2e64db926de24439fde0b50948921d6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2BCD1 14632 bytes
font_02_sfnt_off0002ea92.bin
05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2EA92 4324 bytes

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