MALICIOUS — 20210911160201.pdf
MALICIOUS — 20210911160201.pdf 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:
130f5506f18c97ffa55f1b64b39df5c9820914ea52ba5f5d59667ea4b0eac893 - SHA-1:
3d162bfcd229a98cb2141027954f97f9e0fa9640 - MD5:
33a49e810086fce4f67f8b7afe88f584 - ssdeep:
1536:CRFFqColbxFiI/GdH2XXomiVLKou+/WHpOvwFIn7XKWK+rlGdEPyX26WzW/3/:EPqllbTiI/oH2nomiVLKou+9vV7XTlG/ - TLSH:
T18739D1F362E7CE8C67539F4729FB1158A48AD7C46162E99041CCBB6C893C9BE7E10910 - Submitted as: 20210911160201.pdf
- File type: pdf · Size: 91253 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 7 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: http://smcertificationservices.com/userfiles/files/47569932209.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 20 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://synerhu.ru/uplcv?utm_term=present+simple+and+progressive+exercises+pdf, https://vanvoorst.info/uploaded/file/1696507999.pdf, http://hypotekaprezamestnancov.sk/res/file/65999451588.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)
9707 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
- c.pki.goog
- ntp.ubuntu.com
- 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
- 250.255.255.239.in-addr.arpa
- _dosvc._tcp.local
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
52124c354419bbbaea214af56f0a590e71fba732824c9642dcaf1199b16758dc - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\5571b60658ece787730ee83c2b2f2e76.png -
ca875b0ad1584adac251d1e24e88b8173d39edf62253fdb65174aa4896bdf53d - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://synerhu.ru/uplcv?utm_term=present+simple+and+progressive+exercises+pdf
- https://vanvoorst.info/uploaded/file/1696507999.pdf
- http://hypotekaprezamestnancov.sk/res/file/65999451588.pdf
- http://tottazo.com/userfiles/file/gejizesosabikerade.pdf
- http://smcertificationservices.com/userfiles/files/47569932209.pdf
- http://mpwlawpa.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/rotawutemanev.pdf
- http://paillasse.hu/userfiles/file/39055232445.pdf
- https://butterfly-propertymanagement.com/userfiles/file/91932252392.pdf
- http://neapol-m.ru/usr/file/45097814669.pdf
- http://www.bongbansaigon.com/uploads/files/20656344754.pdf
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/1a43dee47e567b6c969b621b8ae51a06/75745757649.pdf
- http://smartickgroup.com/userfiles/fagoken.pdf
- http://pcserviszlin.cz/ckfinder/userfiles/files/14603518850.pdf
- https://iphonerepairservice.nl/app/webroot/files/userfiles/files/guwedafutuniwimem.pdf
- http://vuonlan.vn/data/upload/files/kixoso.pdf
- http://vasvaripalmuzeum.hu/upload/file/rojebijizo.pdf
- http://klm-co.ru/foto/ck/files/migim.pdf
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/eef5668e98dcf6f4f42e27e982a6dae8/sesopexufupu.pdf
- http://landonintergroup.com/ckfinder/userfiles/files/bijabawasasamajikaz.pdf
- http://travellightnepal.com/userfiles/file/fomukaruwakofaguvisoxoga.pdf
- http://cyclad.org/UserFiles/file/vupekitud.pdf
- http://garage-ys.info/js/upload/files/weliko.pdf
- https://gcr.goldcrownresort.com/magazine_files/files/80490143289.pdf
- http://xn--tnqz8hz5cb8l.com/upload/files/51202209550.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- synerhu.ru
- vanvoorst.info
- tottazo.com
- smcertificationservices.com
- mpwlawpa.com
- butterfly-propertymanagement.com
- neapol-m.ru
- www.bongbansaigon.com
- www.myjamaicais.com
- smartickgroup.com
- iphonerepairservice.nl
- klm-co.ru
- landonintergroup.com
- travellightnepal.com
- cyclad.org
- garage-ys.info
- gcr.goldcrownresort.com
- xn--tnqz8hz5cb8l.com
- www.w3.org
- purl.org
- ns.adobe.com
- hypotekaprezamestnancov.sk
- paillasse.hu
- pcserviszlin.cz
- vuonlan.vn
Embedded IP addresses
- 74.179.71.159
- 72.154.7.100
- 51.105.71.137
- 172.172.255.218
- 4.247.188.224
- 85.210.196.11
- 52.110.12.1
- 4.230.171.124
- 20.247.184.197
- 203.26.79.13
- 74.178.240.61
- 135.232.92.97
- 52.123.128.14
- 52.123.129.14
- 40.99.133.210
- 20.42.65.93
- 142.250.183.35
- 20.184.175.8
- 4.150.223.109
- 52.178.17.2
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report