MALICIOUS — a9d13c03c511144b00b7e0d6a1f0e1157b627dbc8335c7b3caac1b49a359a4ce
MALICIOUS — a9d13c03c511144b00b7e0d6a1f0e1157b627dbc8335c7b3caac1b49a359a4ce 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:
a9d13c03c511144b00b7e0d6a1f0e1157b627dbc8335c7b3caac1b49a359a4ce - SHA-1:
71dd1f7dd4d82b0939368e9e99474875bb50ab4a - MD5:
cb8097e20f6758c24454ec5ddc5bcf43 - ssdeep:
1536:iIIutuapY+lmok9/xg0XgXEE0EnBixdLtXTJQXPNWHpOvF8qP9y32WeB/9r67hxw:dI0YVok9JgEK30eExd5XyzvFdy3wBo7g - TLSH:
T12338C0F35087DD9CB74B9B036AE512B9A595C78C6131DB5011CCB3AC867C5BEEE10A01 - Submitted as: a9d13c03c511144b00b7e0d6a1f0e1157b627dbc8335c7b3caac1b49a359a4ce
- File type: pdf · Size: 81513 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://innospectrum.eu/hirlevel/file/38091943119.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 24 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://queure.ru/uplcv?utm_term=cares+act+deferred+comp, https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/7b9f22ea66bfcf6dbebfddca61c617e7/bosumodojedejazuwo.pdf, http://www.tahi.hu/ckfinder/userfiles/files/87159299086.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)
9654 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
- ntp.ubuntu.com
- 250.255.255.239.in-addr.arpa
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787794246&P2=404&P3=2&P4=bmklFA4FZVv6kB%2fdCL7AUehQdIeihTYElnNhKGs1Nu%2fyuh4JqMaYcYyhocAriq7DksDQMV7x3Eispr3gwHu6CA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787794315&P2=404&P3=2&P4=NszFAT8oWKW90lk4mr0E0zBcD2%2fOy%2fV7vA9pRbgqCO5j9f0ODGeBGvwpfYVXq7uetrNqhHXMPXNfqGa8QSG1hQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
5f2f04bc8f61a43ce737cff7b1184a08a5a9732e63790c5f5e811107c9f44a86 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\146eb57ee57ff88accc624eb6f7cee18.png -
bb3af4e459cb77654856335a3cbd8e31025fd258125dd991506f54595c17b9f6 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://queure.ru/uplcv?utm_term=cares+act+deferred+comp
- https://portsidestrategies.com/wp-content/plugins/super-forms/uploads/php/files/7b9f22ea66bfcf6dbebfddca61c617e7/bosumodojedejazuwo.pdf
- http://www.tahi.hu/ckfinder/userfiles/files/87159299086.pdf
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/c8723db5dd2f290e9b90dd4291fa8f76/59504480725.pdf
- http://chaukitchen.com/uploads/files/pideg.pdf
- http://eot.mn/uploads/userfiles/files/zimomaletikirewes.pdf
- https://dienlanhhonganh.com/images/pic/file/25666872489.pdf
- https://aymfly.com/aym_image/files/68147383474.pdf
- http://innospectrum.eu/hirlevel/file/38091943119.pdf
- https://dentrangtrisaigon.net/images/uploads/files/76919448168.pdf
- http://onestep-tokyo.com/userfiles/file/gakarobige.pdf
- https://gibidesign.com/fckfiles/file/13071774122.pdf
- https://discovercefalu.it/_data/images/file/doxisazelefozapesi.pdf
- https://onecre.com/images/content/files/gelidofesajorozerajigif.pdf
- http://elfuklid.cz/foto/Image/file/nibimiked.pdf
- https://postelezmasivu-olomouc.cz/ckfinder/userfiles/files/banamubovibi.pdf
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/16145fbc04cb3f---tunapunenixigugosovotoda.pdf
- http://mixline.ru/img/lib/file/16852017387.pdf
- https://www.northamericatalk.com/wp-content/plugins/formcraft/file-upload/server/content/files/161538688bbae4---kikanitalewulu.pdf
- https://egyiksem.hu/uploads/file/vulofarukuxuwisufibazukob.pdf
- http://drdj.friend-match.com/upload/files/84462052394.pdf
- http://sadrokartonyhk.cz/images/fckfiles/file/60308106533.pdf
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/di0sq2pqn0v7ik2sem9g1okcah/78080819434.pdf
- https://bukkosdiskola.hu/files/file/lopepizuke.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- queure.ru
- portsidestrategies.com
- siphouse96.com
- chaukitchen.com
- dienlanhhonganh.com
- aymfly.com
- innospectrum.eu
- dentrangtrisaigon.net
- onestep-tokyo.com
- gibidesign.com
- discovercefalu.it
- onecre.com
- antik-cafe-bergen.de
- mixline.ru
- www.northamericatalk.com
- drdj.friend-match.com
- www.businesswatchguardingservices.co.uk
- l.pl
- www.w3.org
- purl.org
- ns.adobe.com
- www.tahi.hu
- eot.mn
- elfuklid.cz
- postelezmasivu-olomouc.cz
Embedded IP addresses
- 4.247.188.224
- 4.150.223.113
- 92.223.78.30
- 20.184.175.7
- 52.123.252.213
- 52.110.12.49
- 52.110.12.5
- 4.230.171.124
- 72.145.35.97
- 85.210.193.152
- 203.26.79.13
- 135.233.95.144
- 40.79.163.154
- 40.99.133.226
- 52.123.128.14
- 20.184.175.9
- 40.99.133.210
- 40.103.64.226
- 135.234.160.247
- 57.155.104.224
- 135.232.92.34
- 4.150.223.109
- 20.42.73.26
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report