MALICIOUS — a49370dbb8b092fd495f713ae6961ff8529df585104753cc0341db077546ccbc
MALICIOUS — a49370dbb8b092fd495f713ae6961ff8529df585104753cc0341db077546ccbc is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
a49370dbb8b092fd495f713ae6961ff8529df585104753cc0341db077546ccbc - SHA-1:
4856d7aa94ceda2d3bacfa4a7225ccddd5064370 - MD5:
f17de6ecbd821b1357b93ece6db5f4e7 - ssdeep:
3072:UXcZCKZ6WhpZDVF3LNXPAEeO8OqbA7xcm0HSgVjpg:UXcZCohD7aEApbANUja - TLSH:
T12C3DF1F31097DE4DB586CB43A8BA1175B056C75832A28AB514C8BB7C98FCABD1F10E10 - Submitted as: a49370dbb8b092fd495f713ae6961ff8529df585104753cc0341db077546ccbc
- File type: pdf · Size: 128983 bytes
- Verdict: malicious (98/100)
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 98/100 is the fusion of 8 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 - Embedded link rated malicious by URL analysis: https://smartbrand.ro/mm/file/pumezofefaruwezisaxu.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 16 external host(s) at runtime (3 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://noospc.ru/SITE/files/editor/file/nuzagoziberalelisobesosex.pdf, http://beastyenergy.com/userfiles/file/71034222803.pdf, http://www.wm-meyer.de/meyer/admin/editor/ckfinder/userfiles/files/14015053773.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
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9807 behavior events · 1 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
- 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
- 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
- desktop-hsgcbep
- ntp.ubuntu.com
- 255.255.254.169.in-addr.arpa
- 251.0.0.224.in-addr.arpa
- 79.243.254.169.in-addr.arpa
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\468cf531f8aab74df4b844ba33223bc4.png -
9524e6ffe82b2b915429f71103cc7cad23b6e6ab371a2e6bcfb07f105dc2ee9a - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d4c4d92d5714b49843e27c1db124e8f92b3d2ca613a32dd9159c670f18f988ca - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://feedproxy.google.com/~r/Xvkpad/~3/TSvcnjQ06Jg/uplcv?utm_term=top+100+grossing+movies+of+all+time
- http://noospc.ru/SITE/files/editor/file/nuzagoziberalelisobesosex.pdf
- http://beastyenergy.com/userfiles/file/71034222803.pdf
- http://www.wm-meyer.de/meyer/admin/editor/ckfinder/userfiles/files/14015053773.pdf
- http://thewhitmerlawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/79915064124.pdf
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613616af88405---59998706163.pdf
- https://smartbrand.ro/mm/file/pumezofefaruwezisaxu.pdf
- http://ballarioarchitetti.eu/userfiles/files/17885611491.pdf
- http://easy-sleep24.de/shop/images/editorfiles/file/91726351424.pdf
- https://ises.ca/phpsites/vertical_living/uploads/file/33784054815.pdf
- http://madmojo.com/fckupload/file/37971738649.pdf
- http://hophungvietnam.com/app/webroot/uploads/files/33326365340.pdf
- http://lt101shop.com/userfiles/files/xareja.pdf
- https://quangcaowebsite.vn/uploads/files/kojelikijupevajexalo.pdf
- http://studiolegalebisantis.it/userfiles/files/puwumesiwutarap.pdf
- http://thuaphatlailongthanh.com/upload/contentFile/minhchau/file/vumubuwamoxekukaj.pdf
- http://tc-muehlacker.de/data/tcmuehlacker/userfiles/file/84817901944.pdf
- http://ryanoomen.nl/uploadimages/files/28398319480.pdf
- https://ilonew.tasksplan.com/userfiles/files/fazewidogomivapegew.pdf
- http://orenprom.com/img/account/file/27501519121.pdf
- http://gemcom.org/userfiles/file/942259568.pdf
- http://boothbayharborshipyard.com/userfiles/file/77312788440.pdf
- https://vandolderskb.com/images/usr/33425528545.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
Embedded domains
- feedproxy.google.com
- noospc.ru
- beastyenergy.com
- www.wm-meyer.de
- thewhitmerlawfirm.com
- vtracauto.com
- ballarioarchitetti.eu
- easy-sleep24.de
- ises.ca
- madmojo.com
- hophungvietnam.com
- lt101shop.com
- studiolegalebisantis.it
- thuaphatlailongthanh.com
- tc-muehlacker.de
- ryanoomen.nl
- ilonew.tasksplan.com
- orenprom.com
- gemcom.org
- boothbayharborshipyard.com
- vandolderskb.com
- www.w3.org
- purl.org
- ns.adobe.com
- smartbrand.ro
Embedded IP addresses
- 135.232.92.34
- 4.150.223.100
- 85.210.196.11
- 72.153.5.136
- 52.168.117.174
- 20.247.185.124
- 52.110.12.26
- 4.230.171.124
- 135.233.95.144
- 74.178.240.51
- 52.123.128.14
- 172.215.188.225
- 72.153.5.60
- 135.234.160.246
- 203.26.79.13
- 20.165.94.46
File paths
- M:\rO
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report