MALICIOUS — b71aa78b8e3e6d0710b52cd0b9462c2dbb49764df96180d7d5d6770f835696f6
MALICIOUS — b71aa78b8e3e6d0710b52cd0b9462c2dbb49764df96180d7d5d6770f835696f6 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b71aa78b8e3e6d0710b52cd0b9462c2dbb49764df96180d7d5d6770f835696f6 - SHA-1:
06462be249b7169020428759e103b032631dcef9 - MD5:
d19b09a24ff4ec3b50df165d1b725d92 - ssdeep:
1536:/VoXmKJAh5u1aQO8y+dye0K4tmT/fCP8ed1+FSJ0iGW2ZDahWcpOmD2cLc4:doXmKs5AO8vyeim7aP8edYFM0iOa4mDp - TLSH:
T1F138D1F751E3DDDC368E970359A611A8A04AD3846263DEA0508CBA7C48FC5BFBF10A50 - Submitted as: b71aa78b8e3e6d0710b52cd0b9462c2dbb49764df96180d7d5d6770f835696f6
- File type: pdf · Size: 77239 bytes
- Verdict: malicious (98/100)
Detections (4 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- 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 9 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - 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 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://inwebjor.ru/uplcv?utm_term=chemistry+notes+for+gate+life+sciences, https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/161357b8803524---kobunada.pdf, https://churchosonline.com/wp-content/plugins/super-forms/uploads/php/files/3d5fd196738c17fedf174aa027b52172/weputalizupa.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1056 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
- _dosvc._tcp.local
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.209
- 23.11.37.157
- 20.190.167.64
- 52.230.59.222 SG · Singapore · AS8075 Microsoft Corporation
- 150.171.22.17
- 23.198.40.44
- 52.110.12.32 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.171
- 48.211.4.16 US · Ashburn · AS8075 Microsoft Limited
- 192.168.122.116
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://inwebjor.ru/uplcv?utm_term=chemistry+notes+for+gate+life+sciences
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/161357b8803524---kobunada.pdf
- https://churchosonline.com/wp-content/plugins/super-forms/uploads/php/files/3d5fd196738c17fedf174aa027b52172/weputalizupa.pdf
- https://bulendengin.com/upload/ckfinder/files/wosafexa.pdf
- https://arhiapp.web-idea.ro/app/webroot/files/userfiles/files/zaxizabemanasewebo.pdf
- https://netwindowvn.com/uploads/userfiles/file/71552961315.pdf
- http://quimis.org/js/ckfinder/userfiles/files/18525748323.pdf
- http://quangcaovuanh.com/vietkiendo/upload/file/xuzatenave.pdf
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/eb10f661b17b80c15f4d45074abaab25/81395435964.pdf
- http://czerwoneiczarne.pl/files/file/luribudikegezirebopim.pdf
- http://skpizzasubs.com/uploads/files/rebuzixipevodolubuwemi.pdf
- http://ducthanggroup.com/webroot/img/files/20413559665.pdf
- https://atlas-consulting.ro/fckeditor/fisiere/file/72145055574.pdf
- http://munnartourism.com/uploads/file/fewemusufiv.pdf
- http://sure2trips.com/bot/ckfinder/uf/files/lujubafenexopo.pdf
- http://yaqeen-eg.com/userfiles/file/76456239134.pdf
- http://modnyi-buket.ru/uploads/files/40568948933.pdf
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/16154288d1d6ae---tabubokuzasevarunax.pdf
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1612f8f077e87b---2986584160.pdf
- http://hoangnamjsc.com/upload/files/76111080566.pdf
- http://livestreaming.group/wp-content/plugins/super-forms/uploads/php/files/2lb5fb9rcm36rjd9dedfoho75hb0no44/gujatavujinejegu.pdf
- https://avigailpekelman.com/sites/default/files/file/dokoga.pdf
- https://postelezmasivu-praha.cz/ckfinder/userfiles/files/temelavetegaja.pdf
- https://mpksieradz.pl/upload/file/jolirivemubal.pdf
- https://duvarkagidierzincan.com/userfiles/file/60909596835.pdf
Embedded domains
- inwebjor.ru
- www.advids.io
- churchosonline.com
- bulendengin.com
- netwindowvn.com
- quimis.org
- quangcaovuanh.com
- wentworthre.com
- czerwoneiczarne.pl
- skpizzasubs.com
- ducthanggroup.com
- munnartourism.com
- sure2trips.com
- yaqeen-eg.com
- modnyi-buket.ru
- www.leesii.com
- paymentsbusiness.ca
- hoangnamjsc.com
- avigailpekelman.com
- mpksieradz.pl
- duvarkagidierzincan.com
- ghalemdi.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.230.59.222
- 52.110.12.32
- 4.230.171.124
- 48.211.4.16
- 72.153.5.136
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report