General
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Target
017b15febc04189f8450a52455fe65f942ef1d31d2f8a1e1492b964eff14c455
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Size
5.5MB
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Sample
241021-q9greayanm
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MD5
2b74fd898c6ca79faa64f3d9cae268d4
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SHA1
206353bb5b604968e4821e115748f9aa3df6a671
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SHA256
017b15febc04189f8450a52455fe65f942ef1d31d2f8a1e1492b964eff14c455
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SHA512
d7e7744acf93868df00ac8be04dd4f35dbd9ec984f69899fa815692b41911f3a7dc8d81d2f12ee72a6b945f83db21fc50665769da5d3fb205ef25b8ddd151ac7
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SSDEEP
98304:QoxgTUyKDV4dn82Ytf6IkQHWmXneKPpfmncntCkHx+Ji3MLepmWr34Dfr:NyKx4dn82Ytyz1yNpfmn+tCux+8m9M4D
Static task
static1
Behavioral task
behavioral1
Sample
017b15febc04189f8450a52455fe65f942ef1d31d2f8a1e1492b964eff14c455.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
017b15febc04189f8450a52455fe65f942ef1d31d2f8a1e1492b964eff14c455.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
vidar
8.4
d165eae423b0d6c5abd85327c20d845d
https://steamcommunity.com/profiles/76561199654112719
https://t.me/r2d0s
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profile_id_v2
d165eae423b0d6c5abd85327c20d845d
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:123.0) Gecko/20100101 Firefox/123.0
Targets
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Target
017b15febc04189f8450a52455fe65f942ef1d31d2f8a1e1492b964eff14c455
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Size
5.5MB
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MD5
2b74fd898c6ca79faa64f3d9cae268d4
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SHA1
206353bb5b604968e4821e115748f9aa3df6a671
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SHA256
017b15febc04189f8450a52455fe65f942ef1d31d2f8a1e1492b964eff14c455
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SHA512
d7e7744acf93868df00ac8be04dd4f35dbd9ec984f69899fa815692b41911f3a7dc8d81d2f12ee72a6b945f83db21fc50665769da5d3fb205ef25b8ddd151ac7
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SSDEEP
98304:QoxgTUyKDV4dn82Ytf6IkQHWmXneKPpfmncntCkHx+Ji3MLepmWr34Dfr:NyKx4dn82Ytyz1yNpfmn+tCux+8m9M4D
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Detect Vidar Stealer
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Modifies security service
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Creates new service(s)
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Drops file in Drivers directory
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Indicator Removal: Clear Windows Event Logs
Clear Windows Event Logs to hide the activity of an intrusion.
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Loads dropped DLL
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Obfuscated Files or Information: Command Obfuscation
Adversaries may obfuscate content during command execution to impede detection.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1System Services
2Service Execution
2Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Defense Evasion
Impair Defenses
1Indicator Removal
1Clear Windows Event Logs
1Modify Registry
2Obfuscated Files or Information
1Command Obfuscation
1