MALICIOUS — cf689adf08fec08110bcb014ff2e2c107e3e4d26ffaa054b8d93fa00addb9c84
MALICIOUS — cf689adf08fec08110bcb014ff2e2c107e3e4d26ffaa054b8d93fa00addb9c84 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
cf689adf08fec08110bcb014ff2e2c107e3e4d26ffaa054b8d93fa00addb9c84 - SHA-1:
a3b11ce89954dbf7cc55a49223f2eebc375de06b - MD5:
fd316a9b6c0bb55e1f5c81432d410284 - ssdeep:
1536:vFuOtDswJma/gOf8J80dn7rizHbZjWnC4OS3ZWbpONNsAHCUrjY:9uUo/CE80d7QlNY3bNmAHnw - TLSH:
T1A038CFE360ABDD8C77978F4375EA011CA049D7982632DB545148B7ADA9FCABCEF00940 - Submitted as: cf689adf08fec08110bcb014ff2e2c107e3e4d26ffaa054b8d93fa00addb9c84
- File type: pdf · Size: 81887 bytes
- Verdict: malicious (95/100)
Detections (4 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 95/100 is the fusion of 6 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 - Contacted 14 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://crysiq.ru/uplcv?utm_term=cuicuilco+zona+arqueologica+pdf, http://train-in-japan.com/images/blog//file/83750432751.pdf, http://mirandatutoringcentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160762a5d9aa5b---24979127955.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9673 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
- 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
- 250.255.255.239.in-addr.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 -
7782fcd0f74b5c65cbb1a2bd2a7ba6016f7159018a31f946c858d9e9350e3420 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\2025cda75ff9bb2d31a3f874a138018f.png -
6c51e050339f71f315567e68757b39775b2435500e3f2fe4408c246a5f5cd4cf - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://crysiq.ru/uplcv?utm_term=cuicuilco+zona+arqueologica+pdf
- http://train-in-japan.com/images/blog//file/83750432751.pdf
- http://mirandatutoringcentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160762a5d9aa5b---24979127955.pdf
- http://www.infranetltd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2fb83195eb---domozowolakiletakibiw.pdf
- https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/af61b4e56036a72d7bd628c7ab37bb21/74041888780.pdf
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/9432e5b8cec4dd0a857068007131473c/66981637862.pdf
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160727948bfd4a---14841984813.pdf
- https://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612d00d7e282f---29303660068.pdf
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/28t9aibqj68ds9jfk4u5nb72dp/3670646127.pdf
- http://teaandtiara.ca/clients/c/cf/cffd5a667a547ddf6f7ed7e454f715b7/File/19456027697.pdf
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088ade1a9e67---38179062923.pdf
- https://ccskin.com/geektic/files/sasofisiveponilixuk.pdf
- http://nocleginaplus.pl/uploads/userfiles/files/90475909537.pdf
- http://churchtextile.com/userfiles/file/wefojebide.pdf
- http://utuin.net/files/fckeditor/file/92307705704.pdf
- http://tl-maskinfabrik.dk/userfiles/file/rezavejesa.pdf
- https://kstraders.com/userfiles/file/povafuribikegejuwita.pdf
- http://sevoir.hu/uploads/file/80029507767.pdf
- https://bakwanudang.com/contents//files/3166708850.pdf
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/160a5a98217e43---37546551834.pdf
- http://ventilyatsia-v-sochi.ru/ckfinder/userfiles/files/fizixilupim.pdf
- http://sanzmendia.com/userfiles/files/gimemumutubaradifadolus.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/
Embedded domains
- crysiq.ru
- train-in-japan.com
- mirandatutoringcentre.com.au
- www.infranetltd.com
- allianceflooring.net
- christembassydocklands.org
- webmodeli.com
- inclinedigital.com
- www.hit-education.com
- teaandtiara.ca
- directprocessors.com
- ccskin.com
- nocleginaplus.pl
- churchtextile.com
- utuin.net
- kstraders.com
- bakwanudang.com
- ventilyatsia-v-sochi.ru
- sanzmendia.com
- www.w3.org
- purl.org
- ns.adobe.com
- tl-maskinfabrik.dk
- sevoir.hu
- mas.vacations
Embedded IP addresses
- 4.150.223.106
- 52.110.12.3
- 4.247.188.224
- 4.230.171.124
- 135.233.95.144
- 74.178.240.51
- 20.76.201.171
- 20.165.94.63
- 52.123.128.14
- 135.234.160.244
- 135.233.95.80
- 203.26.79.13
- 52.123.252.229
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report