MALICIOUS — 239609b20fc199016c74dfe7b1b143cb9d09da2ce1ff2a67d5618a2cf3b484db

MALICIOUS — 239609b20fc199016c74dfe7b1b143cb9d09da2ce1ff2a67d5618a2cf3b484db is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Salgorea family. 4 of 55 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 239609b20fc199016c74dfe7b1b143cb9d09da2ce1ff2a67d5618a2cf3b484db
• SHA-1: 65756cc72303a4197bdadd15f0bca93663254af6
• MD5: 2636adb639cd972df09df86f90442abe
• imphash: 95122753ea27818b35f9b51859e4c692
• ssdeep: 49152:Qoa1taC070dWLK1Nxe3dTHNPqZSixHVF44p:Qoa1taC0Wnxe3ddr4p
• TLSH: T1B75A2386671D670DD2F6C4842C2C16AEC48294F66338198F828FF15EB7CBA9778211D7
• Submitted as: 239609b20fc199016c74dfe7b1b143cb9d09da2ce1ff2a67d5618a2cf3b484db
• File type: pe · Size: 1958408 bytes
• Verdict: malicious (98/100) · Family: Salgorea

Detections (4 of 55 engines)

• ClamAV (daily): Win.Malware.Zusy-9764479-0
• Microsoft Defender: Trojan:Win32/Salgorea!pz
• Emsisoft (Emergency Kit): Dump:Generic.Dacic.17983.C83B492E
• Kaspersky (KVRT): Backdoor.Win32.Salgorea.ic

MITRE ATT&CK

• T1543.003
• T1105

Why this verdict

The malicious score of 98/100 is the fusion of 5 weighted signals:

• ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95
• Dropped a malicious payload (Zusy): 3A06.tmp - dynamic signal, weight 0.62, confidence 0.90
• Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
• 1 behavioral detection(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
• Contacted 20 external host(s) at runtime (19 HTTP) - network signal, weight 0.40, confidence 0.80

Dynamic analysis (windows)

99 behavior events · 1 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
• ctldl.windowsupdate.com
• login.live.com
• ocsp.digicert.com
• desktop-hsgcbep
• v20.events.data.microsoft.com
• config.edge.skype.com
• licensing.mp.microsoft.com
• windows.msn.com
• oneocsp.microsoft.com
• www.msn.com

Dropped files

• C:\Users\analyst\AppData\Local\Temp\3A06.tmp - 4b8c20caa07bf04e4e1a4852d7c65a7dec7992566a2ac2c835a15f0f648cbe94
• 953d49bd781625d7f4c86a766741699e8bf0041dc34e3418ce3ee9b72df905e7 - 953d49bd781625d7f4c86a766741699e8bf0041dc34e3418ce3ee9b72df905e7

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Embedded domains

• 2.fi
• schemas.microsoft.com

Embedded IP addresses

• 135.233.95.80
• 13.89.179.15
• 4.144.132.114
• 20.42.179.204
• 4.230.171.124
• 74.178.240.61
• 20.50.201.205
• 20.76.201.171
• 172.178.240.161
• 72.153.5.140
• 52.123.128.14
• 52.123.129.14
• 52.148.114.188
• 72.145.35.96
• 20.165.94.54
• 52.168.117.171
• 52.123.252.224
• 135.232.92.34
• 52.110.12.46
• 52.110.12.15

File paths

• B:\WP

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report