MALICIOUS — 5f1cdfda573e5f55ee007950fb0fa01dc2b7ea513e7c82cc5cdb089083d15ec8

MALICIOUS — 5f1cdfda573e5f55ee007950fb0fa01dc2b7ea513e7c82cc5cdb089083d15ec8 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 3 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: 5f1cdfda573e5f55ee007950fb0fa01dc2b7ea513e7c82cc5cdb089083d15ec8
SHA-1: 4b989cff3200ea794ac2f0a25a5a9bd0edd10f40
MD5: fd343f0d50ab127b459294d5e9926b9c
ssdeep: 768:odwRjxbEYQ12jEMv9IV2TyfZ3fnVpc2CLbP6y43azmmZwWlwQIi+2:osjlQ12gA9ktZ3fnnCb43mZwWlZ+2
TLSH: T1D633BFF350A3DD0C7D8F9B47BDAB669EC48DD3498166E251800C47A9E0AC5BF3C11A45
Submitted as: 5f1cdfda573e5f55ee007950fb0fa01dc2b7ea513e7c82cc5cdb089083d15ec8
File type: pdf · Size: 48731 bytes
Verdict: malicious (98/100)

Detections (3 of 53 engines)

MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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://villabrown.it/userfiles/files/wuxorifiwavonalixura.pdf - network signal, weight 0.70, confidence 0.80
Contacted 23 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded network infrastructure: http://www.veslovani-vsb.cz/soubory/file/zipakokofox.pdf, http://villabrown.it/userfiles/files/wuxorifiwavonalixura.pdf, https://ichapps.peaceofworld.com/ichapps/ckeditor-ckfinder-integration/uploads/files/80046335668.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)

5474 behavior events · 0 ATT&CK techniques · 2 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
c.pki.goog
desktop-hsgcbep
b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
252.0.0.224.in-addr.arpa
3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
250.255.255.239.in-addr.arpa
ntp.ubuntu.com
desktop-hsgcbep._dosvc._tcp.local
http://www.msftconnecttest.com/connecttest.txt

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - d33f9744db737f414b7d746fdb8a4cbaa28990744c196162ef4beeaef3712d10
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=small+business+seo+solutions
http://www.veslovani-vsb.cz/soubory/file/zipakokofox.pdf
http://villabrown.it/userfiles/files/wuxorifiwavonalixura.pdf
https://ichapps.peaceofworld.com/ichapps/ckeditor-ckfinder-integration/uploads/files/80046335668.pdf
https://f1com.ge/wp-content/plugins/super-forms/uploads/php/files/518b6a8409358a763f47d9fcbde23905/51153550094.pdf
http://www.kroonzuivel.nl/ckfinder/userfiles/files/88885755106.pdf
http://refmexgl.com/web/uploads/assets/userfiles/file/winabevitugodiwerifez.pdf
http://jerseybankruptcylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/taloxavebek.pdf
http://tpt.taipei/asset/uploads/files/mezibiwisidafekewelevuziw.pdf
https://doanandieuduong295doson.vn/namthuan/images/news/files/81759339920.pdf
https://grdr.org/paidel/ckfinder/userfiles/files/bugogupijik.pdf
http://imreelectric.sk/uploads/file/besezazezaminazi.pdf
https://sheenabusesandcoaches.com/userfiles/file/dagetovikawipagoje.pdf
http://tc-muehlacker.de/data/tcmuehlacker/userfiles/file/gakuwutilo.pdf
http://csc028.com/userfiles/file/20210907234552_g171zt.pdf
https://interior-mark.com/ckfinder/userfiles/files/79283353541.pdf
http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161342812d07fc---9495321790.pdf
https://sakura-bashi.com/uploads/files/202109231827021621.pdf
https://distriparkbotlek.nl/userfiles/files/73464949845.pdf
http://www.niceresidence.net/image/upload/File/69940706328.pdf
http://lakshimi-kaatsu.com/user_data/packages/default/imgfiles/dedowibo.pdf
https://hkbca.org/UploadFiles/file/20210926065950200.pdf
https://www.baptistenhardenberg.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16136fdc1d59ee---duvatuvibofosin.pdf
http://globalfeedindustry.com/upload/files/jowub.pdf
http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/16147ef416b921---nekewemodeneguvafimixi.pdf

Embedded domains

feedproxy.google.com
villabrown.it
ichapps.peaceofworld.com
www.kroonzuivel.nl
refmexgl.com
jerseybankruptcylaw.com
grdr.org
sheenabusesandcoaches.com
tc-muehlacker.de
csc028.com
interior-mark.com
sakura-bashi.com
distriparkbotlek.nl
www.niceresidence.net
lakshimi-kaatsu.com
hkbca.org
www.baptistenhardenberg.nl
globalfeedindustry.com
www.mtpartnersfl.com
www.veslovani-vsb.cz
f1com.ge
tpt.taipei
doanandieuduong295doson.vn
imreelectric.sk
terapie-psi.ro

Embedded IP addresses

172.172.255.217
20.42.179.204
20.42.73.24
20.42.73.31
57.155.104.224
52.110.12.26
4.144.132.223
4.230.171.124
20.165.94.63
72.154.7.17
51.104.15.253
135.233.95.135
203.26.79.13
135.232.92.137
52.123.129.14
13.89.179.15
40.99.134.2
135.233.45.223
74.178.232.29
142.250.183.35
20.42.179.192
48.199.12.1
51.116.246.104

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report