MALICIOUS — 66b358f27b15c1398a30bf65536fb890bba11f440cea7b454efe3ad59b94efe5
MALICIOUS — 66b358f27b15c1398a30bf65536fb890bba11f440cea7b454efe3ad59b94efe5 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 5 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
66b358f27b15c1398a30bf65536fb890bba11f440cea7b454efe3ad59b94efe5 - SHA-1:
560609c68b9e3651381e09b23ff47aa0e0d26285 - MD5:
c41bd03b28bdbb8bef1bcb73412ac575 - ssdeep:
1536:OSg6pOyNaRyuae49evab70gQtmhDvdK0y9+o0:vggNBuCiuLQtmhDvdK0u8 - TLSH:
T1A637E1F39143DF6C2A8BAF439DE565AC7846D3897072C6A40085BA9CC17C2BD7F10A20 - Submitted as: 66b358f27b15c1398a30bf65536fb890bba11f440cea7b454efe3ad59b94efe5
- File type: pdf · Size: 76275 bytes
- Verdict: malicious (99/100)
Detections (5 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Trellix Stinger (McAfee): PDF/Phish-FAB!C41BD03B28BD
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 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 - Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged PDF/Phish-FAB!C41BD03B28BD (rule
PDF/Phish-FAB!C41BD03B28BD) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 8 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://philabc.ru/uplcv?utm_term=murder+mystery+weekend+2020, https://roadtoring.com/wp-content/plugins/super-forms/uploads/php/files/f9a1239fce275451c0f66c51271ff95d/jogapuneviwujekujivedo.pdf, http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072aea589cde---48299029500.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 (15 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
964 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
- 23.40.52.209
- 23.11.37.157
- 40.126.14.162
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://philabc.ru/uplcv?utm_term=murder+mystery+weekend+2020
- https://roadtoring.com/wp-content/plugins/super-forms/uploads/php/files/f9a1239fce275451c0f66c51271ff95d/jogapuneviwujekujivedo.pdf
- http://cohn-vossen.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072aea589cde---48299029500.pdf
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/160a703564b1f2---42044066972.pdf
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/574f1cc01e50be46bfd9642c14da6c1c/dimasomokumutanax.pdf
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081ada91cf77---7174718245.pdf
- https://www.electriclighting.com/wp-content/plugins/super-forms/uploads/php/files/3312f35730239be010af52d757c8f9b1/tesonoweni.pdf
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b8b105cf8ce---75066018964.pdf
- http://modnyi-buket.ru/uploads/files/83304131962.pdf
- https://rieker-consulting.eu/files/file/wavigowozepofa.pdf
- https://k9-warrior.com/wp-content/plugins/super-forms/uploads/php/files/arehap94n6dags2v21sfop7fcg/55676128010.pdf
- http://c2mag.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf4d8153b1d---pedojovoremazof.pdf
- https://fortlauderdale-carservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087c2cc0d3d7---sotisadunugovep.pdf
- https://www.reparaciondebomba.com.ar/wp-content/plugins/super-forms/uploads/php/files/726nj68ik88cob80r9sj8tqfv6/fanukijex.pdf
- http://rld-carbon.ru/file/kilegetuzitijadizixe.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/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
Embedded domains
- philabc.ru
- roadtoring.com
- cohn-vossen.com
- raunlarose.us
- gk-termopanel.ru
- www.revistadefiesta.com
- www.electriclighting.com
- clearlakesd.org
- modnyi-buket.ru
- rieker-consulting.eu
- k9-warrior.com
- c2mag.com
- fortlauderdale-carservice.com
- rld-carbon.ru
- www.w3.org
- purl.org
- ns.adobe.com
- www.reparaciondebomba.com.ar
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 20.42.73.24
- 4.247.188.233
- 85.210.193.152
- 52.110.12.4
- 4.230.171.124
- 20.184.175.4
- 20.42.179.204
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report