MALICIOUS — f6c0f5fa9aff1e9b96727af92a43b7e122add296e98013d449f3facf84c0f6a9
MALICIOUS — f6c0f5fa9aff1e9b96727af92a43b7e122add296e98013d449f3facf84c0f6a9 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Msilkrypt family. 4 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
f6c0f5fa9aff1e9b96727af92a43b7e122add296e98013d449f3facf84c0f6a9 - SHA-1:
500f2775dbb8e1a61b134f2af2266767f527f7e0 - MD5:
f930e777725efb044c637e250b9a8f97 - imphash:
f34d5f2d4577ed6d9ceec516c1f5a744 - ssdeep:
192:CBksuDrN3y+hHeMZZ3693VnjdwCzD3sFox:BZPHeMWFnhwCv4o - TLSH:
T1B1221BEF5E5C4F87CABED52B2156CE7E5480B49D29B2228C01045A33247D833587E7AB - Submitted as: f6c0f5fa9aff1e9b96727af92a43b7e122add296e98013d449f3facf84c0f6a9
- File type: pe · Size: 9728 bytes
- Verdict: malicious (100/100) · Family: Msilkrypt
Detections (4 of 56 engines)
- ClamAV (daily): Win.Malware.Msilkrypt-9839010-0
- Microsoft Defender: PWS:MSIL/Infostealer.PAC!MTB
- Emsisoft (Emergency Kit): Gen:Trojan.Mardom.PN.13
- Kaspersky (KVRT): HEUR:Trojan.MSIL.Agent.gen
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Malware.Msilkrypt-9839010-0 (rule
Win.Malware.Msilkrypt-9839010-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged PWS:MSIL/Infostealer.PAC!MTB (rule
PWS:MSIL/Infostealer.PAC!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Trojan.Mardom.PN.13 (rule
Gen:Trojan.Mardom.PN.13) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.MSIL.Agent.gen (rule
HEUR:Trojan.MSIL.Agent.gen) - 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 1 external host(s) and 5 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1082 - dynamic signal, weight 0.40, confidence 0.75
- Extracted RedLine config (0 C2) - engine signal, weight 0.45, confidence 0.60
- Embedded network infrastructure: http://tempuri.org/IUserService/GetUsersT, http://194.87.145.184:6484/UserService, 194.87.145.184 - static signal, weight 0.35, confidence 0.60
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
4058 behavior events · 2 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ctldl.windowsupdate.com
- update.googleapis.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- settings-win.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- officeclient.microsoft.com
- www.msn.com
- odc.officeapps.live.com
- assets.msn.com
- www.bing.com
- tas02.sls.update.microsoft.com
- fe3cr.delivery.mp.microsoft.com
- v10.events.data.microsoft.com
Embedded URLs
- http://tempuri.org/IUserService/GetUsersT
- http://194.87.145.184:6484/UserService
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- schemas.datacontract.org
- tempuri.org
Embedded IP addresses
- 194.87.145.184
- 20.42.65.84
- 20.42.179.204
- 4.230.171.124
- 57.154.63.210
- 4.247.188.224
- 135.233.95.144
- 135.232.92.97
- 40.74.98.197
- 52.253.84.76
- 135.232.92.137
- 135.233.45.221
- 162.159.142.9
- 52.110.12.49
- 52.110.12.4
More Msilkrypt samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report