General
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Target
ef2d231b511ad42c057a1bb3c69d27039063a817f5f14ec9b1298d315e61ec5b.exe
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Size
766KB
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Sample
250113-wtly3sskd1
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MD5
5a044ff1f79ecc26744e4e62056ae194
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SHA1
c4e347e7ceaeb3dd07f868cfa3d42845ba461616
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SHA256
ef2d231b511ad42c057a1bb3c69d27039063a817f5f14ec9b1298d315e61ec5b
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SHA512
f743df3661402f9a9f20ddbdb7ed094d44f7402703a9051cfac296245f1f6fde2cd4356a352fadb524bfbca068f43c2ac9890b713ed252365e21705984f2ebae
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SSDEEP
12288:zTsQB8/720mXkfz0z6YTaXb//HU7e9HLQl2SlPRIiusk4qQuTHLANvILxCrHt37d:zTsQB8S0ck70haXb30yMDTIumTrsgL0f
Static task
static1
Behavioral task
behavioral1
Sample
ef2d231b511ad42c057a1bb3c69d27039063a817f5f14ec9b1298d315e61ec5b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ef2d231b511ad42c057a1bb3c69d27039063a817f5f14ec9b1298d315e61ec5b.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
director@igakuin.com - Password:
wVCMFq@2wVCMFq@2
Extracted
vipkeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
director@igakuin.com - Password:
wVCMFq@2wVCMFq@2 - Email To:
director@igakuin.com
Targets
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-
Target
ef2d231b511ad42c057a1bb3c69d27039063a817f5f14ec9b1298d315e61ec5b.exe
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Size
766KB
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MD5
5a044ff1f79ecc26744e4e62056ae194
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SHA1
c4e347e7ceaeb3dd07f868cfa3d42845ba461616
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SHA256
ef2d231b511ad42c057a1bb3c69d27039063a817f5f14ec9b1298d315e61ec5b
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SHA512
f743df3661402f9a9f20ddbdb7ed094d44f7402703a9051cfac296245f1f6fde2cd4356a352fadb524bfbca068f43c2ac9890b713ed252365e21705984f2ebae
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SSDEEP
12288:zTsQB8/720mXkfz0z6YTaXb//HU7e9HLQl2SlPRIiusk4qQuTHLANvILxCrHt37d:zTsQB8S0ck70haXb30yMDTIumTrsgL0f
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Accesses Microsoft Outlook profiles
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2