MALICIOUS — c41bd60667dfdd92ee699fe0a31e270c8a02d010e64542ad019835f3b5477b98

MALICIOUS — c41bd60667dfdd92ee699fe0a31e270c8a02d010e64542ad019835f3b5477b98 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: c41bd60667dfdd92ee699fe0a31e270c8a02d010e64542ad019835f3b5477b98
SHA-1: ac3fcfa2185d6640379e8165301fd99256c7c7c6
MD5: b9c3c379068a6b381df934a10f4e396f
ssdeep: 1536:9C425EHjcLpuxLX5TUHLcHrdu+kDgWYpO2pRPOWPbCIg:oVmXWruhu+832pRPBbu
TLSH: T1FE37D1F360EBCD4C7B8A9B875A6A11AD609AD3846172E9A1508CF6FCC47C1BDBF00511
Submitted as: c41bd60667dfdd92ee699fe0a31e270c8a02d010e64542ad019835f3b5477b98
File type: pdf · Size: 73499 bytes
Verdict: malicious (99/100)

Detections (4 of 54 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 99/100 is the fusion of 10 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
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 link rated suspicious by URL analysis: https://cfaegaianascente.pt/portal/userfiles/files/viwerapixivawojabofubig.pdf - network signal, weight 0.40, confidence 0.60
Embedded network infrastructure: http://crossfit28.com.s125853.gridserver.com/siteuploads/editorimg/file/dezugebenekojere.pdf, https://bodymason.com/user_uploads/files/wevorekamovugubulukab.pdf, https://tyko.pl/userfiles/file/42400757319.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 16 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
Extracted generic config (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

1008 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
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl
23.40.52.85
23.11.37.157
20.190.167.21
52.123.252.202 AU · Sydney · AS8075 Microsoft Corporation
23.33.238.178
52.110.12.15 AU · Sydney · AS8075 Microsoft Corporation
52.110.12.20 AU · Sydney · AS8075 Microsoft Corporation
4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
23.33.238.207
20.247.184.197 SG · Singapore · AS8075 Microsoft Corporation
23.33.238.115
104.18.33.89 US · San Francisco · AS13335 Cloudflare, Inc.

Dropped files

root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=android+no+nokia+lumia+520
http://crossfit28.com.s125853.gridserver.com/siteuploads/editorimg/file/dezugebenekojere.pdf
https://bodymason.com/user_uploads/files/wevorekamovugubulukab.pdf
https://tyko.pl/userfiles/file/42400757319.pdf
http://eshop-kocicinadeje.cz/files/file/revofolagugebinerumif.pdf
https://rubin2000-distribuitorshop.ro/userfiles/file/77918314177.pdf
http://unityproductions.com/upload/files/buxokuje.pdf
http://seoulsquare.com/userfiles/file/99909887496.pdf
https://russiancosta.ru/ckfinder/userfiles/files/popudonimiwub.pdf
https://cfaegaianascente.pt/portal/userfiles/files/viwerapixivawojabofubig.pdf
http://dh-cell.com/ckfinder/userfiles/files/58995228224.pdf
http://eyela.kr/uploadfile/fckeditor/file/lufigasu.pdf
https://gallerylingard.com/uploads/file/46701887059.pdf
http://chhattisgarhsanskritboard.in/sharpinstitute/images/files/rowukig.pdf
https://verandapattaya.com/userfiles/files/25265494868.pdf
http://www.ernakulamarchdiocese.org/www/js/ckfinder/userfiles/files/86582680876.pdf
https://ljlconst.com/admin/images/file/11481217178.pdf
https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613dcd816935c---21591193544.pdf
http://www.integra-cr.cz/administrace/ckfinder/userfiles/files/xevepob.pdf
http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1613f534bb684a---fefaw.pdf
http://rdasesores.gestconcursal.com/editor/ckfinder/userfiles/files/turugatakefuro.pdf
http://naasschoolofmotoring.com/fckeditor/userfiles/file/jezitisutevezipofip.pdf
http://kondicionery-noginsk.ru/upload_picture/file/dozofukid.pdf
http://www.w3.org/1999/02/22-rdf-syntax-ns#
http://purl.org/dc/elements/1.1/

Embedded domains

feedproxy.google.com
crossfit28.com.s125853.gridserver.com
bodymason.com
tyko.pl
unityproductions.com
seoulsquare.com
russiancosta.ru
dh-cell.com
eyela.kr
gallerylingard.com
chhattisgarhsanskritboard.in
verandapattaya.com
www.ernakulamarchdiocese.org
ljlconst.com
cashofferoregon.com
rdasesores.gestconcursal.com
naasschoolofmotoring.com
kondicionery-noginsk.ru
www.w3.org
purl.org
ns.adobe.com
eshop-kocicinadeje.cz
rubin2000-distribuitorshop.ro
cfaegaianascente.pt
www.integra-cr.cz

Embedded IP addresses

172.172.255.218
20.42.179.204
52.123.252.202
52.110.12.15
52.110.12.20
4.230.171.124
20.247.184.197
104.18.33.89
172.215.188.225
74.178.240.51
135.233.95.144
104.208.16.94
85.210.196.11
51.132.193.104
72.145.35.103
52.148.114.188

File paths

z:\c#F

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report