General
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Target
RFQ_5729400129.xll
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Size
3KB
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Sample
250123-n2lz2syqay
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MD5
d1a5639d720b895c6f9bea976788777b
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SHA1
0dec9cc7efa216f1088debf0d42c517d1c31f95e
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SHA256
65bab37bd3f4aafb41808b286af3e32ab794420c0ed48b880160556e96c0d107
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SHA512
7da73d97c4335f164ca9ff2555c905b2782243163f13a4a24f494e2446d6a89a1b6780eae0302b6f332fbd48963b3334f414924ce48e87e478592fc7809b0f40
Static task
static1
Behavioral task
behavioral1
Sample
RFQ_5729400129.xll
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
RFQ_5729400129.xll
Resource
win10v2004-20241007-en
Malware Config
Extracted
Protocol: smtp- Host:
mail.bteenerji.com - Port:
587 - Username:
[email protected] - Password:
123husnu
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.bteenerji.com - Port:
587 - Username:
[email protected] - Password:
123husnu - Email To:
[email protected]
https://api.telegram.org/bot7002166096:AAGYk1iGM39bnBJfB6xWCZnZold1wr86Vf4/sendMessage?chat_id=7486505413
Targets
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Target
RFQ_5729400129.xll
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Size
3KB
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MD5
d1a5639d720b895c6f9bea976788777b
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SHA1
0dec9cc7efa216f1088debf0d42c517d1c31f95e
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SHA256
65bab37bd3f4aafb41808b286af3e32ab794420c0ed48b880160556e96c0d107
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SHA512
7da73d97c4335f164ca9ff2555c905b2782243163f13a4a24f494e2446d6a89a1b6780eae0302b6f332fbd48963b3334f414924ce48e87e478592fc7809b0f40
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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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Downloads MZ/PE file
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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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Loads dropped DLL
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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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Suspicious use of SetThreadContext
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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