MALICIOUS — a1522af0a08f82dc199c28d6d1bd515973db4688a589b108d7480feef4914309
MALICIOUS — a1522af0a08f82dc199c28d6d1bd515973db4688a589b108d7480feef4914309 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
a1522af0a08f82dc199c28d6d1bd515973db4688a589b108d7480feef4914309 - SHA-1:
0b5acc61385729a7fe44c1f76848e5679e360928 - MD5:
d9bcee37e014bd20a133cae07efd1dae - ssdeep:
1536:lXYfON++s1hIphv7zB1yzlL9OhqWuVo6fD3Uw4WcpOm80T:FNN+aphTzB1y9ugVN73bDm5 - TLSH:
T14B37AFF711E3DE8C3B874B076DEB11ADA08AEB896165EB50448CA63C957C57EBF00640 - Submitted as: a1522af0a08f82dc199c28d6d1bd515973db4688a589b108d7480feef4914309
- File type: pdf · Size: 70777 bytes
- Verdict: malicious (96/100)
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 96/100 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 - Contacted 16 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://koparieshorvathbusz.hu/files/file/37348772962.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://koparieshorvathbusz.hu/files/file/37348772962.pdf, http://zerosquareonline.com/file/zanunu.pdf, http://cowmoo.org/ckfinder/userfiles/files/zamewononozerilekovedugeb.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9717 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/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787871073&P2=404&P3=2&P4=gwrB6qCLpMpteH4LXoCBLtL%2b3H8qvtIkiBRRPH2%2frXvpj0IdJ%2fPp0mUlWUc2vvettW%2fmKRQ35Ou7zQTTOGiHzA%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=1787871098&P2=404&P3=2&P4=Q9KpRv3W68E2jyF9Eh%2f9sEdP1LwVSQDoDZZ0Za9FbQ%2b4XBxGm1GUKMJv7O80HrVGGA1JRteAStiHlm2gcybvDw%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\sumatrapdfcache\c1c57517d6d8a1d4af8c8a6c967e2260.png -
6748cd6779473d42f970199ca052ae69c15c095dcc60947f2e666942f4d71652 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
552aa0c2f59f6e0dded4322b4460feff2cc3b688b136cb37bc0a80df0e57617e - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=too+much+optimism
- https://koparieshorvathbusz.hu/files/file/37348772962.pdf
- http://zerosquareonline.com/file/zanunu.pdf
- http://cowmoo.org/ckfinder/userfiles/files/zamewononozerilekovedugeb.pdf
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/161357ee0d96a2---11214320099.pdf
- https://dongytueduc.com/wp-content/plugins/super-forms/uploads/php/files/7sg8jn0fmlgsblnhc6gledbh3f/nagaxijopa.pdf
- https://ventsistem-bg.com/userfiles/file/95232951715.pdf
- https://dyaa.club/uploads/file/97847474757.pdf
- https://canevastoilestjean.com/upload/editor/file/9537209441.pdf
- https://yaofangpeixun.com/upload/files/delulopamuvasale.pdf
- https://laps.pl/userfiles/file/teteko.pdf
- https://bitree.com/ckfinder/userfiles/files/86137751508.pdf
- http://ciskmv.com/css/file/xuwesokukusepaxa.pdf
- http://kpdb.org/userfiles/files/davexorebalobajujuxamaw.pdf
- https://kalashad.com/userfiles/file/23455327337.pdf
- http://fashioneducation.ru/userfiles/file/tuvitejokipa.pdf
- https://kerryparsonsfoundation.org/media/file/23801128741.pdf
- http://sprostredkovanieuverov.sk/res/file/lenaxobokavi.pdf
- https://mashtalkandil.com/userfiles/file/bagorupowixutuliz.pdf
- https://irisapp.cn/uploadfiles/fckeditor/20210910/file/16312281297787.pdf
- https://at2-turbo-j3t.com/contents/files/69940045436.pdf
- http://kubabus.cz/novy-web/upload/file/4687997298.pdf
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/3ba6c9c106dc7d928083f298462e38fe/benawedixesaduxomiwijamid.pdf
- https://emenu.hu/editor_up/mebezujesamufonok.pdf
- https://guruvinodji.com/Userfiles/file/78053572564.pdf
Embedded domains
- feedproxy.google.com
- zerosquareonline.com
- cowmoo.org
- www.gsccn.it
- dongytueduc.com
- ventsistem-bg.com
- dyaa.club
- canevastoilestjean.com
- yaofangpeixun.com
- laps.pl
- bitree.com
- ciskmv.com
- kpdb.org
- kalashad.com
- fashioneducation.ru
- kerryparsonsfoundation.org
- mashtalkandil.com
- irisapp.cn
- at2-turbo-j3t.com
- kolodezrus.ru
- guruvinodji.com
- cabsfromheathrow.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 20.42.65.94
- 52.110.12.15
- 4.247.188.233
- 4.230.171.124
- 20.247.184.142
- 135.232.92.137
- 74.178.240.51
- 40.99.133.210
- 52.123.129.14
- 74.178.76.44
- 203.26.79.13
- 52.123.252.197
- 48.199.12.1
- 4.150.223.111
- 20.184.175.15
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report