MALICIOUS — f3bc15c6172949169b767b6a7db464b04498eb88a1d3a2dfed40362b4d807f0e
MALICIOUS — f3bc15c6172949169b767b6a7db464b04498eb88a1d3a2dfed40362b4d807f0e is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f3bc15c6172949169b767b6a7db464b04498eb88a1d3a2dfed40362b4d807f0e - SHA-1:
c6ca8896980c87ba479d197d2de772097f26b1f8 - MD5:
7b97fca9d09ac7ac3e5cbd846dd1dab6 - ssdeep:
1536:Q+gyAlYbyvK4tJ+7G2U8c+xTkm1PiSDWHpOvTWGyYOzkdpNxJdcAjm:/tq3tkRc+xTJ1PiShvblWmpNK/ - TLSH:
T1F937C0F360DBEE8C778BCB4779FB1059A149E7886172DB518088B22D887C2BD7B00951 - Submitted as: f3bc15c6172949169b767b6a7db464b04498eb88a1d3a2dfed40362b4d807f0e
- File type: pdf · Size: 70674 bytes
- Verdict: malicious (98/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- 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-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - engine signal, weight 0.90, confidence 0.95 - Embedded link rated malicious by URL analysis: http://kenhuffbuilders.com/userfiles/file/37844329738.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 17 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://catamma.ru/uplcv?utm_term=life+of+pi+ending, https://cncunse.com/d/files/jimuwefutiv.pdf, https://ykitraders.com/UserFiles/file/kokukusisijijikixa.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)
9606 behavior events · 0 ATT&CK techniques · 3 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
- desktop-hsgcbep
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- ntp.ubuntu.com
- 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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
2bcd426479d86e238656695aea092760d084100e89b9941a7c59c5c52c035aa2 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\b636c51985fbd1c6cef6bcdf869081e1.png -
52617e69979402df623762e8ebafc5898e7a87045b40c26d8ab01cd3709a8783 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://catamma.ru/uplcv?utm_term=life+of+pi+ending
- https://cncunse.com/d/files/jimuwefutiv.pdf
- https://ykitraders.com/UserFiles/file/kokukusisijijikixa.pdf
- http://kenhuffbuilders.com/userfiles/file/37844329738.pdf
- http://studiolorenzoni.eu/userfiles/files/32467929486.pdf
- https://bimore.vn/webroot/img/files/birazexi.pdf
- http://bamila.vn/luutru/files/27689397712.pdf
- https://oklogistic.lv/upload/file/kopibuvepodaxibamik.pdf
- https://0955205219.jwa.tw/userfiles/files/nukadoror.pdf
- http://quimis.org/js/ckfinder/userfiles/files/xibizumukekewoxom.pdf
- http://ooexperience.be/assets/Image/files/rivejalevup.pdf
- http://nationshield.ae/userfiles/files/62672249701.pdf
- https://dasyueshan.org/userfiles/file/sonuzafodixotu.pdf
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/n50m6m8gdqbtmoiidtcbbgfcej/51768657550.pdf
- http://sarahscupcakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136af905c765---megopedezalubamafavewokuw.pdf
- http://visoda.lt/ckfinder/userfiles/files/84052295562.pdf
- https://10s317.com/uploads/files/202109180803482919.pdf
- http://kwong-cheong.com/userfiles/fepefodadazefa.pdf
- http://police8coop.com/UserFiles/file/41394075816.pdf
- http://sweethomedelivery.com/ckeditor/ckfinder/core/connector/php/uploads/files/gadopamixuvububim.pdf
- https://printjet.pl/pliki_user/File/67860006438.pdf
- http://geotersrl.it/file/90050243009.pdf
- http://emiem.pl/public/upload/ckfinder/userfiles/files/90985136575.pdf
- http://computerdoki.hu/user/file/betisunaxewogevexoxazavo.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- catamma.ru
- cncunse.com
- ykitraders.com
- kenhuffbuilders.com
- studiolorenzoni.eu
- 0955205219.jwa.tw
- quimis.org
- ooexperience.be
- dasyueshan.org
- kingspec.su
- sarahscupcakery.com
- 10s317.com
- kwong-cheong.com
- police8coop.com
- sweethomedelivery.com
- printjet.pl
- geotersrl.it
- emiem.pl
- www.w3.org
- purl.org
- ns.adobe.com
- bimore.vn
- bamila.vn
- oklogistic.lv
- nationshield.ae
Embedded IP addresses
- 20.42.65.88
- 40.79.141.152
- 92.223.78.30
- 52.110.12.30
- 4.230.171.124
- 4.144.132.114
- 135.232.92.137
- 20.42.73.25
- 20.231.239.246
- 52.123.128.14
- 40.99.134.18
- 40.99.134.2
- 52.168.117.174
- 203.26.79.13
- 52.123.252.219
- 20.184.175.6
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report