MALICIOUS — f39d71a4fc23f6e0f65dd0aa059d01e7abe5cf5d8e0da2339052dd12589cfee1
MALICIOUS — f39d71a4fc23f6e0f65dd0aa059d01e7abe5cf5d8e0da2339052dd12589cfee1 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:
f39d71a4fc23f6e0f65dd0aa059d01e7abe5cf5d8e0da2339052dd12589cfee1 - SHA-1:
1b33e1ea2382e70135e9604cb8a5eb5bb635eea2 - MD5:
e756ba872bcf02142a05d7569d5ab486 - ssdeep:
1536:JEmM+fLrHOGeF4F/Rp6Tpu2QGscpn25qO/hFH:e1WrHEKp6Tp7vV0qO/D - TLSH:
T1F037E0F72247DC9C26826F03BEEA10AD605EC548613BDB6480847BACD47877E6E25D21 - Submitted as: f39d71a4fc23f6e0f65dd0aa059d01e7abe5cf5d8e0da2339052dd12589cfee1
- File type: pdf · Size: 76477 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!E756BA872BCF
- 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!E756BA872BCF (rule
PDF/Phish-FAB!E756BA872BCF) - 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 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://www.cibaospalaser.com/wp-content/plugins/super-forms/uploads/php/files/232hhppcaa3illf6uq8r479ur4/moxumidavonedusokiwilizim.pdf, http://www.lugashotel.com/data/editorfile/xuxojalitenozapoverekugux.pdf, http://www.ambredore.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2991095235---pizike.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
- Contacted 6 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (16 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1005 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.85
- 23.11.37.157
- 20.190.142.166
- 150.171.22.17
- 23.33.238.178
- 23.198.40.44
- 20.42.179.192 US · Moses Lake · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.173
- 23.33.238.100
- 135.232.92.97 US · Boydton · AS8075 Microsoft Limited
- 74.179.77.204 US · Moses Lake · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=how+to+setup+chromecast+without+remote
- https://www.cibaospalaser.com/wp-content/plugins/super-forms/uploads/php/files/232hhppcaa3illf6uq8r479ur4/moxumidavonedusokiwilizim.pdf
- http://www.lugashotel.com/data/editorfile/xuxojalitenozapoverekugux.pdf
- http://www.ambredore.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2991095235---pizike.pdf
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606f0c6b3f667---62889572097.pdf
- http://zoltysnieg.pl/pliki_wyswig/files/tomerizujuvitikomumu.pdf
- https://afd.me.uk/wp-content/plugins/super-forms/uploads/php/files/i0580lf7tmdpm5pdavkrs8ni3b/37448880246.pdf
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609836cee6876---46024362801.pdf
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/72da014201b7433aca66c0b58a74f9fe/58653126026.pdf
- https://primax.fr/wp-content/plugins/super-forms/uploads/php/files/hrosl2p7amv3dhvhta8p3sf1t6/95969119120.pdf
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160747f7bb4e7d---dedelanal.pdf
- https://fcr-fomentoconsumoerenda.com/uploads/files/kulipavubefox.pdf
- http://sugarfree-gelato.com/upload/file/10254610522.pdf
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/6350vtsj047e4tvlec0rdp8aan/tulozonunakiwusafiwu.pdf
- http://fixafilm.se/userfiles/file/80541099330.pdf
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/99dd6d094d1a835cc333d446d2cb7a06/37437277446.pdf
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609226ab143a5---22510704296.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
Embedded domains
- feedproxy.google.com
- www.cibaospalaser.com
- www.lugashotel.com
- www.ambredore.com
- www.majoriscambio.com.br
- zoltysnieg.pl
- afd.me.uk
- www.sempresaude.net
- member-amz-seller-system.de
- primax.fr
- fcr-fomentoconsumoerenda.com
- sugarfree-gelato.com
- pavaniautismschools.com
- fixafilm.se
- worldkelo.com
- www.jahnigterbraak.nl
- www.w3.org
- purl.org
- ns.adobe.com
- www.amiunaorchestra.ro
Embedded IP addresses
- 4.150.223.106
- 20.42.179.192
- 4.230.171.124
- 135.232.92.97
- 74.179.77.204
- 20.184.175.22
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report