MALICIOUS — a24f4421ceb2eee969e7588f20a5be6b5d21d4e78925f84a340d397bc197b6fd

MALICIOUS — a24f4421ceb2eee969e7588f20a5be6b5d21d4e78925f84a340d397bc197b6fd 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: a24f4421ceb2eee969e7588f20a5be6b5d21d4e78925f84a340d397bc197b6fd
SHA-1: 041cd4f4c713dcf5527fd384d3df3f44081f3091
MD5: a3e10f5d74be043a1269114e5c15574f
ssdeep: 1536:0AUImmYrLxfZWWXT4fK42dVwAv+0UXIx/OYlfcCWjkndNPVedVZWbpONuXYmXL3b:WpCWP42N+CUSndNPVedVbNuXYMP
TLSH: T1B639D0F36197ED4CB7579F476A9A1268A08ED28C3221EB50448CB6ADC13C6FC7F10611
Submitted as: a24f4421ceb2eee969e7588f20a5be6b5d21d4e78925f84a340d397bc197b6fd
File type: pdf · Size: 87595 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://inimtrento.it/userfiles/files/85844597077.pdf - network signal, weight 0.70, confidence 0.80
Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
Embedded network infrastructure: https://chcial.ru/uplcv?utm_term=discord+chat+markdown, http://avandcie-energy.fr/ckfinder/userfiles/files/42321664956.pdf, http://koreaseals.com/ckfinder/userfiles/files/68764774887.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)

9719 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=1787920281&P2=404&P3=2&P4=f2ci%2fI%2f15O4xZEeWKoIqyyozUM1FKS1cgrvVThzbeEunT2LMyruIAyXzv8jOuE8DPMgnn0Teg7yxFKXTCztRzw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787920317&P2=404&P3=2&P4=kTsNkYenyDf%2fGYGqgsxv0kqzu1UV6IVMDiPjIsIxD2SQmuU3bfan2zonG6vkGf%2fTSxWNsRevFN3YrdCvu7v6sA%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\SumatraPDF-settings.txt - 6f518103d07f5264f38267e0881183d5c93938ff1aacd742ed858e4cef95dd1a
C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\56b7bbbcfdceadcb6f0325565ec18678.png - 96a490d329bba0bc5fd118a0ec41ddc9195fa222b9a9806a55ae4549c7ee103d
root_.cache_dconf_user - 96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7

Embedded URLs

https://chcial.ru/uplcv?utm_term=discord+chat+markdown
http://avandcie-energy.fr/ckfinder/userfiles/files/42321664956.pdf
http://koreaseals.com/ckfinder/userfiles/files/68764774887.pdf
http://inimtrento.it/userfiles/files/85844597077.pdf
https://mtestbd.com/assets/uploads/files/15594091805.pdf
http://reclameindex.nl/images/uploads/gelaxasezefejus.pdf
http://addisonplaza.abwingsmd.com/uploads/files/99037669006.pdf
http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/1615258d37d65d---2475496944.pdf
http://marcth.pl/media/fck/file/durakajinexomijulajumu.pdf
http://avtrak.ru/ckfinder/userfiles/files/pisoropabovit.pdf
http://engineersclasses4competition.com/files/others/68334621357.pdf
https://grupa-energia.pl/attachments/file/benujotugojep.pdf
http://romanasulcikova.cz/userfiles/zozavugawagofobegata.pdf
http://7166867.ru/ckfinder/userfiles/files/82834016568.pdf
https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/4412f485291e68091ecd4351c6116b15/39281331508.pdf
http://jcpingie.be/public/files/peduvefuraj.pdf
http://ilturismoinitalia.it/userfiles/files/memomatebabijanunetilitol.pdf
http://santeh.md/img/files/vewigusupanuzav.pdf
https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/9a8f4e3b008e25bd4d81176682b983ea/47302396535.pdf
https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/14d2a2f1b5bef37932f63fe99f818bbb/2476314176.pdf
http://salman-group.com/userfiles/file/52575134503.pdf
https://nbc.com.vn/ckfinder/userfiles/files/15393837525.pdf
http://buzmakov-ua.ru/admin/ckfinder/userfiles/files/14427891933.pdf
http://www.w3.org/1999/02/22-rdf-syntax-ns#
http://purl.org/dc/elements/1.1/

Embedded domains

chcial.ru
avandcie-energy.fr
koreaseals.com
inimtrento.it
mtestbd.com
reclameindex.nl
addisonplaza.abwingsmd.com
www.brennholz-heinlein.de
marcth.pl
avtrak.ru
engineersclasses4competition.com
grupa-energia.pl
7166867.ru
massagetheory.ca
jcpingie.be
ilturismoinitalia.it
chocoinmobiliario.com
solarconsulting.org
salman-group.com
buzmakov-ua.ru
www.w3.org
purl.org
ns.adobe.com
romanasulcikova.cz
santeh.md

Embedded IP addresses

74.178.76.128
4.150.223.98
52.110.12.45
4.230.171.124
52.168.117.174
52.123.128.14
40.103.64.242
52.123.252.224
72.153.5.60
203.26.79.13
92.223.78.30
172.215.188.225
48.192.143.121
20.184.175.5
52.148.114.188

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report