MALICIOUS — f1dc2fd4947f5acefe6704c805b4c7682eaa108d026e0c4ee294223c3e04b603

MALICIOUS — f1dc2fd4947f5acefe6704c805b4c7682eaa108d026e0c4ee294223c3e04b603 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Salgorea family. 4 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: f1dc2fd4947f5acefe6704c805b4c7682eaa108d026e0c4ee294223c3e04b603
• SHA-1: 7b5dceab3693faef6b5a568e6da6bf8cf23120ec
• MD5: 37765a32b4c746f92e3867c5b8365464
• imphash: 95122753ea27818b35f9b51859e4c692
• ssdeep: 49152:OFUcx88PWPOpX0SFMYk4nnhO1qviPE9tLpuvtsy461gcaQXoyGc:O+K88uPCHiNqvivvtQ6M1yGc
• TLSH: T17C5A238657298B4DE2F2C8503905276E8541B8E2977809CE53CFF01EB3DB56774322AB
• Submitted as: f1dc2fd4947f5acefe6704c805b4c7682eaa108d026e0c4ee294223c3e04b603
• File type: pe · Size: 2089472 bytes
• Verdict: malicious (99/100) · Family: Salgorea

Detections (4 of 56 engines)

• ClamAV (daily): Win.Malware.Zusy-9764479-0
• Microsoft Defender: Trojan:Win32/Salgorea!pz
• Emsisoft (Emergency Kit): Trojan.GenericKDZ.110085
• Kaspersky (KVRT): Backdoor.Win32.Salgorea.ie

MITRE ATT&CK

• T1543.003
• T1112

Why this verdict

The malicious score of 99/100 is the fusion of 9 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 Trojan.GenericKDZ.110085 (rule Trojan.GenericKDZ.110085) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Backdoor.Win32.Salgorea.ie (rule Backdoor.Win32.Salgorea.ie) - 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 17 external host(s) and 11 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

17923 behavior events · 2 ATT&CK techniques · 3 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• desktop-hsgcbep
• ecs.office.com
• update.googleapis.com
• login.live.com
• ctldl.windowsupdate.com
• settings-win.data.microsoft.com
• self.events.data.microsoft.com
• 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
• 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
• v10.events.data.microsoft.com
• 1.0.240.10.in-addr.arpa
• 251.0.0.224.in-addr.arpa
• 94.16.208.104.in-addr.arpa
• nexusrules.officeapps.live.com

Dropped files

• c:\users\analyst\appdata\local\temp\tsk_700b5cedb2a44b28.docx - f0c1b360c0b24b5450a79138650e6ee254afae6ce8f6c68da7d1f32f91582680
• C:\Users\analyst\AppData\Local\Temp\F1D2.tmp - 01d92ea7db4028cd4e57be49b1c2e820cfe5101e91d9a19a4391eec7fdd4d709
• 60c9a1d6caa21de210a7d59bd104907c4a85468503706fb93de7d67eb8f8cc02 - 60c9a1d6caa21de210a7d59bd104907c4a85468503706fb93de7d67eb8f8cc02

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
• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org

Embedded IP addresses

• 40.79.141.153
• 48.211.4.16
• 172.215.188.232
• 104.208.16.94
• 4.150.223.115
• 52.123.252.233
• 104.46.162.231
• 72.145.35.100
• 20.184.175.5
• 20.42.65.91
• 52.148.114.188
• 20.42.179.192
• 72.145.35.97
• 57.155.104.224
• 4.247.188.224
• 20.42.65.94
• 40.79.163.154
• 57.155.101.212
• 172.215.188.225
• 20.184.175.11
• 40.84.97.4
• 4.230.171.124
• 74.178.240.51
• 51.104.15.252
• 4.150.223.100

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report