MALICIOUS — 4594b5a3e62262616891cab4d3dcdfb6f8d1340a54aa883d4ba44e8b06196258

MALICIOUS — 4594b5a3e62262616891cab4d3dcdfb6f8d1340a54aa883d4ba44e8b06196258 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: 4594b5a3e62262616891cab4d3dcdfb6f8d1340a54aa883d4ba44e8b06196258
SHA-1: ea17dd6e7f4450d967341115c4b4aa90d1d4aa37
MD5: 8634287ce7fa53be7bc78a0c2395dc01
ssdeep: 1536:wfgRh4MoKwX56R+apXaR89V08X/jgLGYTMEei4NjxIk6WNEmSWqSyiAjg5x4WepA:wgRu7t7mI83F/+GateiQdISjyiAj8Fi4
TLSH: T18E39D0F302ABCD4C678BDB1365B70165508ED748B236EAA04088767CD9BC6FDAF50A11
Submitted as: 4594b5a3e62262616891cab4d3dcdfb6f8d1340a54aa883d4ba44e8b06196258
File type: pdf · Size: 89658 bytes
Verdict: malicious (98/100)

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

T1105

Why this verdict

The malicious score of 98/100 is the fusion of 9 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 network infrastructure: http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/1606d467080af3---xixaj.pdf, https://aviseco.ro/userfiles/file/logekoxeratoz.pdf, http://bananamusic.tw/uploads//files/202107300155042865.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 4 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)

1116 behavior events · 0 ATT&CK techniques · 1 dropped files.

Runtime network

www.msftconnecttest.com
rb.symcd.com
rb.symcb.com
inference.location.live.net
_dosvc._tcp.local
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
20.190.142.164
23.46.179.82
23.198.40.44
4.144.132.114 SG · Singapore · AS8075 Microsoft Corporation
4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
23.33.238.105
23.33.238.104
57.155.104.224 SG · Singapore · AS8075 Microsoft Limited UK
23.221.133.185

Dropped files

root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=rhyme+scheme+example+poem
http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/1606d467080af3---xixaj.pdf
https://aviseco.ro/userfiles/file/logekoxeratoz.pdf
http://bananamusic.tw/uploads//files/202107300155042865.pdf
https://marjoyunlar.com/calisma2/files/uploads/29961954101.pdf
https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16070f439d9677---wukalupusewot.pdf
http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/1607881959f7dd---49351054118.pdf
http://iswii.net/ckfinder/userfiles/files/50541021103.pdf
http://safedoorsystems.com/cmsimages/file/72934661505.pdf
http://edison76.com/clients/5/54/54c13950cbd15a81e6fb4362eab8f273/File/66880688541.pdf
http://iburgisidimarsala.eu/userfiles/files/76881308431.pdf
http://pointerboards.com/uploads/admin/files/56374509500.pdf
http://zulassungsservice4you.de/bilder/file/nofugirotinusabuto.pdf
https://digireg.dk/upload/risomegawalaf.pdf
http://paliukenas.lt/i/File/ravanobopufirujobapa.pdf
http://africanhairbraidingsalon.com/userfiles/file/vutipibet.pdf
http://webscape.co.bw/wp-content/plugins/formcraft/file-upload/server/content/files/160acbc2139dbe---nejugowikogok.pdf
https://holzhaus-suedtirol.it/wp-content/plugins/formcraft/file-upload/server/content/files/16089a54fbb961---90546494458.pdf
http://bancasemecanino.com/userfiles/files/laduwoninexedejadirolav.pdf
https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/b542b5d00e81587026306244b6e92aae/78017984796.pdf
https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1c6c59b806.pdf
https://alphaveneers.co.uk/wp-content/plugins/super-forms/uploads/php/files/3857e1e57934b8ccdfec05c3c25f2275/bewutoruwuwasovisigedup.pdf
http://www.opencalgary.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607aac4a36a9e---puvivazubejemulago.pdf
https://tenshinorchids.com/FCKeditor_upload/file/24276912605.pdf
https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f2afb804a15---lomivirudobuvusujepiwebu.pdf

Embedded domains

feedproxy.google.com
lookupagency.es
bananamusic.tw
marjoyunlar.com
www.dazzlingdecor.co.uk
lavera.it
iswii.net
safedoorsystems.com
edison76.com
iburgisidimarsala.eu
pointerboards.com
zulassungsservice4you.de
africanhairbraidingsalon.com
holzhaus-suedtirol.it
bancasemecanino.com
www.tctnanotech.com
ventana-sur.com
alphaveneers.co.uk
www.opencalgary.org
tenshinorchids.com
lisacutler.com
www.w3.org
purl.org
ns.adobe.com
aviseco.ro

Embedded IP addresses

52.182.141.63
4.144.132.114
4.230.171.124
57.155.104.224

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report