MALICIOUS — 3bdfa763e9fa969e3d26469087e68a0a10a80a3e9495e90ad88954122ea4999f

MALICIOUS — 3bdfa763e9fa969e3d26469087e68a0a10a80a3e9495e90ad88954122ea4999f is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Zusy family. 4 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 3bdfa763e9fa969e3d26469087e68a0a10a80a3e9495e90ad88954122ea4999f
• SHA-1: 51ca505c2a18f09b0f3ae8897c6ffc91ad1e4ee2
• MD5: 14e19c33025aa44387d1cfe18a33aa34
• imphash: 95122753ea27818b35f9b51859e4c692
• ssdeep: 49152:Qoa1taC070dBbLl6M10vTKwBWAfGPBRPpMT0v:Qoa1taC0kbLlSTV7fEBRhpv
• TLSH: T1305A2345565D230CE2F2C4802C69157ED841E8E6A3BC1A8B528FF15EB7DFA77782009B
• Submitted as: 3bdfa763e9fa969e3d26469087e68a0a10a80a3e9495e90ad88954122ea4999f
• File type: pe · Size: 1958400 bytes
• Verdict: malicious (99/100) · Family: Zusy

Detections (4 of 56 engines)

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

MITRE ATT&CK

• T1543.003

Why this verdict

The malicious score of 99/100 is the fusion of 7 weighted signals:

• ClamAV (daily) flagged Win.Malware.Zusy-9764479-0 (rule Win.Malware.Zusy-9764479-0) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Trojan:Win32/Salgorea!pz (rule Trojan:Win32/Salgorea!pz) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Dump:Generic.Dacic.17983.C83B492E (rule Dump:Generic.Dacic.17983.C83B492E) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Trojan.Win32.Bingoml.ckfs (rule Trojan.Win32.Bingoml.ckfs) - engine signal, weight 0.55, confidence 0.85
• Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
• 1 behavioral detection(s) across 1 rule(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
• Contacted 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80

Dynamic analysis (windows)

151 behavior events · 1 ATT&CK techniques · 2 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• update.googleapis.com
• login.live.com
• desktop-hsgcbep
• v20.events.data.microsoft.com
• licensing.mp.microsoft.com
• config.edge.skype.com
• settings-win.data.microsoft.com
• officeclient.microsoft.com
• odc.officeapps.live.com
• windows.msn.com
• www.msn.com
• assets.msn.com
• www.bing.com
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl

Dropped files

• C:\Users\analyst\AppData\Local\Temp\D9C6.tmp - 765c74b1f761a36b3bf7cce33ff433de49848881da95ff5b58f6a28e89ee14c1
• 8475abb98b6cfd819d91964ab8db5f729030db5c1f619a2ae0f9e371974a5c1b - 8475abb98b6cfd819d91964ab8db5f729030db5c1f619a2ae0f9e371974a5c1b

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

• schemas.microsoft.com

Embedded IP addresses

• 20.184.175.23
• 20.247.184.197
• 172.215.188.232
• 4.230.171.124
• 52.110.12.47

File paths

• o:\2

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report