Malicious PDF — malware analysis report

Static analysis result for SHA-256 30f22777e5f61602…

MALICIOUS

PDF

15.2 KB Created: 2019-05-01 18:06:13 +01:00 Authoring application: mPDF 5.7
MD5: 6e18bb29515d71153355a0f3566d561d SHA-1: c2bc4d703eff31918c83a08aabd8a6fbda70e397 SHA-256: 30f22777e5f616028342aea181fc5116b106e4bc959a43269bcc0a1bec939c9f
60 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains a large number of embedded URLs, identified as a 'PDF_SEO_LINK_FARM' heuristic. These URLs point to various children's books, but the sheer volume and the use of numeric slugs suggest a tactic to manipulate search engine results or to distribute potentially malicious content disguised as legitimate documents. No scripts were extracted, and the document body was heavily corrupted, limiting further analysis of the immediate payload.

Heuristics 2

  • 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.
  • 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://loaminoo.linkpc.net/3091096094090092/Noddy-and-the-Bumpy-Dog-The-Noddy-Library-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/2095095096090095/Well-Done-Noddy-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/2093095098099096/Noddy-Goes-To-School-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/4098091090096099/Noddy-and-Father-Christmas-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/3096095092097097/An-Enid-Blyton-Collection-The-Enchanted-Wood-The-Magic-Faraway-Tree-And-The-Folk-Of-The-Faraway-Tree-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/1091091098093091/The-Brave-Toy-Soldier-and-Other-Stories-Enid-Blyton-s-Popular-Rewards-Series-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/1098090097096090/The-Sneezing-Dog-And-Other-Stories-Enid-Blyton-s-Popular-Rewards-Series-Iv-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/3095097094090098/Enid-Blyton-s-Malory-Towers-6-Books-Collection-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/3092096099099095/Stories-of-Magic-and-Mischief-Contains-30-classic-tales-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/9097098096095099/Looking-For-Enid-The-Mysterious-And-Inventive-Life-Of-Enid-Blyton-by-Duncan-McLaren.pdf
    • http://loaminoo.linkpc.net/2099093095093090/Enid-Blytons-Christmas-Tales-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/2099093095092094/Five-Run-Away-Together-Famous-Five-3-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/3091092094090095/Hello-Mr-Twiddle-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/9097093097090/The-Six-Bad-Boys-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/3097097093098098/Five-Get-into-a-Fix-Famous-Five-17-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/4097091090092/Five-Go-Off-to-Camp-Famous-Five-7-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/8098096096098/The-Famous-Five-4-Adventures-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/2099093095092095/Five-Go-Adventuring-Again-Famous-Five-2-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/2092092094099093/Shadow-The-Sheepdog-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/7092096097098/The-Family-at-Red-Roofs-by-Enid-Blyton.pdf
    • http://loaminoo.linkpc.net/3092096099099095/Stories-of-Magic-and-Mischief-Contains-30-classic-tales-by-Enid-Blyton.p

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