MALICIOUS — 63a4dfba07acc42100fa4a9beeb650681a2c2d72bce059753a258826772b9100

MALICIOUS — 63a4dfba07acc42100fa4a9beeb650681a2c2d72bce059753a258826772b9100 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: 63a4dfba07acc42100fa4a9beeb650681a2c2d72bce059753a258826772b9100
SHA-1: 162364ce53f4096dc65967aa4ba3daf90d75701d
MD5: d0c667b18e12ee0850d5da496f8f701b
ssdeep: 1536:gCn1GXDiUIsJDFoIZjZdoezCpiZ3aXIWJNCWOpOaZf0SoQpmUmP:11AJDFxZjMezCp+3abXaZzo0mR
TLSH: T1A237CFF72097CC4CB7968B4339F602ACA44AD78931A3BB604488B66CD8785FD7F10621
Submitted as: 63a4dfba07acc42100fa4a9beeb650681a2c2d72bce059753a258826772b9100
File type: pdf · Size: 72201 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://medicamarsala.it/userfiles/files/50298022637.pdf - network signal, weight 0.70, confidence 0.80
Contacted 14 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded network infrastructure: https://philabc.ru/uplcv?utm_term=number+of+three+digit+number+with+at+least+one+3+and+at+least+one+2+is, http://ambvetfanini.eu/userfiles/files/89303599352.pdf, https://jasmijnbloemengroen.nl/userfiles/file/gutiw.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)

9656 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
desktop-hsgcbep
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
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
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
252.0.0.224.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

Dropped files

C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt - d59e0896c34e177e8a07cf939364889a283ab937a525c17e0ec189da2697f379
C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\8f877756dfa1bdfa402ca3b8fe895681.png - 47789191b34b209a53eb5a1ce9b83c4dac16dba4d86c78673e3d53242b623ecd
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://philabc.ru/uplcv?utm_term=number+of+three+digit+number+with+at+least+one+3+and+at+least+one+2+is
http://ambvetfanini.eu/userfiles/files/89303599352.pdf
https://jasmijnbloemengroen.nl/userfiles/file/gutiw.pdf
http://cuacongtudongbinhduong.com/upload/files/wuwedelamazubatubapalaku.pdf
https://istanajp.net/contents/files/buxosolesesafe.pdf
https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16134ea54b14c3---63750078937.pdf
http://sklepjola.pl/userfiles/file/33045490024.pdf
http://medicamarsala.it/userfiles/files/50298022637.pdf
https://aymfly.com/aym_image/files/49230274202.pdf
http://salukool.ee/upload/userfiles/file/75396500503.pdf
http://officeharbor.com/pdtInfo/bulopitidazoxiwudoxaxarev.pdf
http://inruho.ru/ckfinder/userfiles/files/28560076287.pdf
http://solar-makernavi.com/ckfinder/userfiles/files/69454913393.pdf
https://zagi.hr/files/56053610648.pdf
https://gameclub.by/uploads/files/modepuwazosizurewavetosit.pdf
https://bilbox.es/wp-content/plugins/super-forms/uploads/php/files/390ebaf31833bf887cd7ffec05678ef1/tumiraru.pdf
https://testpensija.bankai.lv/ckfinder/userfiles/files/moxukizofusubuvakakipasu.pdf
https://www.alliance-educationsexuelle.ch/ck/ckfinder/userfiles/files/18089552945.pdf
https://yauspeshen.com/ckfinder/userfiles/files/vapinajuwifegive.pdf
http://planet-for-events.de/userfiles/file/dubejesudoxinip.pdf
http://adice-area.com/pictures/files/fesemozupadebumopivoxa.pdf
http://aristosaigonhotel.com/uploads/files/37584438002.pdf
http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/161409a19b381f---vupotujivapu.pdf
http://www.w3.org/1999/02/22-rdf-syntax-ns#
http://purl.org/dc/elements/1.1/

Embedded domains

philabc.ru
ambvetfanini.eu
jasmijnbloemengroen.nl
cuacongtudongbinhduong.com
istanajp.net
www.mercato.co.za
sklepjola.pl
medicamarsala.it
aymfly.com
officeharbor.com
inruho.ru
solar-makernavi.com
bilbox.es
www.alliance-educationsexuelle.ch
yauspeshen.com
planet-for-events.de
adice-area.com
aristosaigonhotel.com
www.leesii.com
www.w3.org
purl.org
ns.adobe.com
salukool.ee
zagi.hr
gameclub.by

Embedded IP addresses

4.150.223.110
52.168.117.170
52.123.252.194
52.110.12.46
4.230.171.124
85.210.193.152
20.165.94.63
74.178.76.54
20.236.44.162
52.123.129.14
40.103.64.242
74.179.77.204
72.145.35.97
203.26.79.13

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report