MALICIOUS — b4b66adeb82dbae0ac00c0da4c61bea1304a5c279e7b582e5d7c17f7671e1980
MALICIOUS — b4b66adeb82dbae0ac00c0da4c61bea1304a5c279e7b582e5d7c17f7671e1980 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
b4b66adeb82dbae0ac00c0da4c61bea1304a5c279e7b582e5d7c17f7671e1980 - SHA-1:
523a98b0bc52fb724f994c049168b5fb7c251488 - MD5:
8afdec5ada783d84c7d5c54017e6214c - ssdeep:
1536:5YmRCkqO9z4TICkNwIk8Rn9aEl3kbk+DhrWW8SQN0fLNYZWbpONt:C+MHkuIZV9a03kAt0BYbNt - TLSH:
T14E37E0F3119BCD4CF64FCB026EBB2278959BD3946291E7D091487EA8D12C8BDAC14711 - Submitted as: b4b66adeb82dbae0ac00c0da4c61bea1304a5c279e7b582e5d7c17f7671e1980
- File type: pdf · Size: 71845 bytes
- Verdict: malicious (98/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: http://ydchem.cn/filespath/files/20210911000827.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 15 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://garglob.ru/uplcv?utm_term=learn+how+to+check+your+android+version, https://triangle-electronics.com/assets/userfiles/file/60673204827.pdf, http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143da7bbc3a8---3746886539.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: uri-action - static signal, weight 0.30, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
5777 behavior events · 0 ATT&CK techniques · 2 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787920561&P2=404&P3=2&P4=RyT1jJi8xXdeZO1ZXwQ4ZC8wkdUfyxcNmgit3QRKthblmPsyyidMZ032YCEaEEgxE8aWvUfe4w2DSNQQU9xmnw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787920649&P2=404&P3=2&P4=hadOHJ47MU58vYqLih8IA4AIKH%2f%2bljcpFvSeuOR86j9IwWS2dAd0XHx1nofytM2NqBdHRfW9A5hhofEA%2bVrmHg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.209
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
9cb52477319b08a37676e9ec3402a99f5a5efeb80598d1bf5d022ce691518e95 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://garglob.ru/uplcv?utm_term=learn+how+to+check+your+android+version
- https://triangle-electronics.com/assets/userfiles/file/60673204827.pdf
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143da7bbc3a8---3746886539.pdf
- http://enjoybowlramenandpoke.com/uploads/files/xunukusof.pdf
- http://xn--aknmedical-yub.com/uploads/file/83675853348.pdf
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613055066a2a8---fotilaxulegikawodib.pdf
- http://metafelix.it/userfiles/files/rulidewapozugumij.pdf
- https://www.webhisto.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1613d776a035e2---zotefasowazifab.pdf
- http://ydchem.cn/filespath/files/20210911000827.pdf
- http://thevale.us/userimages/96687210730.pdf
- http://musicpark-live.de/userfiles/file/sabisuv.pdf
- https://kham.vn/userfiles/file/79032455584.pdf
- http://ceramvetro.net/userfiles/file/vegaximanoj.pdf
- http://tl-maskinfabrik.dk/userfiles/file/35014721936.pdf
- http://churchontherockuk.org/home/churchontherock1/public_html/userfiles/files/48104380429.pdf
- http://honmamon-s.com/img_seminar/userfiles/file/varemekepikevenosekesa.pdf
- http://weforyou.it/userfiles/files/77793953419.pdf
- http://trineckevzdelavani.cz/webpagebuilder/ckfinder/userfiles/files/70708384512.pdf
- http://xn--80aa5alfu.kz/file/29738031637.pdf
- https://plantbiochem.com/ckfinder/userfiles/files/zopukezuses.pdf
- https://bodymason.com/user_uploads/files/24010511502.pdf
- https://limpiezasinasel.com/userfiles/files/98798089619.pdf
- https://123natura.com/stockages/files/vixapevobez.pdf
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Embedded domains
- garglob.ru
- triangle-electronics.com
- quickfix-poland.com
- enjoybowlramenandpoke.com
- xn--aknmedical-yub.com
- frennphotography.com
- metafelix.it
- ydchem.cn
- thevale.us
- musicpark-live.de
- ceramvetro.net
- churchontherockuk.org
- honmamon-s.com
- weforyou.it
- plantbiochem.com
- bodymason.com
- limpiezasinasel.com
- 123natura.com
- www.webhisto.com.tr
- kham.vn
- tl-maskinfabrik.dk
- trineckevzdelavani.cz
- xn--80aa5alfu.kz
Embedded IP addresses
- 4.207.44.71
- 57.155.104.224
- 52.110.12.51
- 4.144.132.223
- 4.230.171.124
- 135.232.92.137
- 51.116.246.106
- 20.231.239.246
- 52.123.128.14
- 72.153.5.131
- 203.26.79.13
- 52.123.252.197
- 92.223.78.30
- 52.168.112.67
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report