MALICIOUS — c91c40d8156efe0bf5b3b0876e29eb6ea9a6696119055adf3c74f1cb47dce515
MALICIOUS — c91c40d8156efe0bf5b3b0876e29eb6ea9a6696119055adf3c74f1cb47dce515 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 4 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
c91c40d8156efe0bf5b3b0876e29eb6ea9a6696119055adf3c74f1cb47dce515 - SHA-1:
9ae6bad4ecd2fec75fc7e1462b17c12ef3bfe6f2 - MD5:
5574bd2711e6d3a0ce12275e68e6a02e - ssdeep:
1536:z8oRx/EXQrvaCfQuOvjx+ydoRansqjJneDWQLBaw1ZWbpONM4dBY0o:9R5oQbaCrOvFBdEasqjpepLBaw1bNVC - TLSH:
T1C937C0F762D7DD8C7396CF03BDEA1159644ED78821A2A7404488BAACD93CA7E7F10900 - Submitted as: c91c40d8156efe0bf5b3b0876e29eb6ea9a6696119055adf3c74f1cb47dce515
- File type: pdf · Size: 71810 bytes
- Verdict: malicious (99/100)
Detections (4 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
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 9 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 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - Contacted 7 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://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/42850556df621b1523a75dcc28b9de9d/46470937084.pdf, http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614d6ca9b09fa---nobixasonalosidovitiw.pdf, http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1612f7ce428c29---35073256855.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)
1011 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
- 40.126.14.163
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=how+to+change+package+name+in+flutter+project
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/42850556df621b1523a75dcc28b9de9d/46470937084.pdf
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614d6ca9b09fa---nobixasonalosidovitiw.pdf
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1612f7ce428c29---35073256855.pdf
- http://inlikeflintlogistics.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a7a0a1e3a7---4310831313.pdf
- http://mvsexpo.ru/admin/ckfinder/userfiles/files/52431528306.pdf
- https://keepingscore.org/userfiles/file/vomokutajunomesar.pdf
- https://wroclawmodelshow.pl/ckfinder/userfiles/files/puzanibak.pdf
- http://bajajsports.com/userfiles/file/35779726355.pdf
- http://yaqeen-eg.com/userfiles/file/60974323536.pdf
- http://epicridesnepal.com/files/72471659192.pdf
- https://dynasty888.com/image/files/20210915_170156.pdf
- http://idealthailand.com/file_media/file_image/file/88298110961.pdf
- https://driftwoodcc.com/userfiles/files/pajopifewitijosafomol.pdf
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/16146b5258b060---redomufunanikemi.pdf
- http://bestofbeer.ru/ckfinder/userfiles/files/goxalutez.pdf
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/mcdi45alqrulgqq8ifuq2kehl0/befukujusagamefivez.pdf
- http://armanetti.com/images/malepowamewogovipu.pdf
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/54dc020d1ed1af36fdb5992f260df22c/72023046227.pdf
- http://macierz-grodziec.org/files/file/75594768136.pdf
- https://www.lorenzofranzone.it/wp-content/plugins/super-forms/uploads/php/files/f9d1a2249fbfcbbfe40d246bb05d2966/kulalem.pdf
- https://fac.apuntoweb.com/userfiles/files/fobevufiwugerokolemaxo.pdf
- http://studioriboldi.eu/userfiles/files/13243203456.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- feedproxy.google.com
- fieldofgreen.com
- www.medicalalliedtraining.com
- www.meglobalinc.co.za
- inlikeflintlogistics.com
- mvsexpo.ru
- keepingscore.org
- wroclawmodelshow.pl
- bajajsports.com
- yaqeen-eg.com
- epicridesnepal.com
- dynasty888.com
- idealthailand.com
- driftwoodcc.com
- www.britocunhaadvocacia.com.br
- bestofbeer.ru
- bf-pomosch.ru
- armanetti.com
- member-amz-seller-system.de
- macierz-grodziec.org
- www.lorenzofranzone.it
- fac.apuntoweb.com
- studioriboldi.eu
- www.w3.org
- purl.org
Embedded IP addresses
- 20.165.94.46
- 20.247.184.197
- 52.123.252.224
- 52.110.12.3
- 4.230.171.124
- 104.46.162.224
- 52.148.114.188
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report