Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
09-11-2024 02:30
General
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Target
3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe
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Size
719KB
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MD5
6ba1202e18f970ce89c7b6462db64884
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SHA1
0d525a908dff61f4bbd02b4b1d206160bdffe8bc
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SHA256
3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b
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SHA512
22e785170c12ffd8aab80b633e3c8806b000959c31e55243def82eb541783686c14076091f7be14d1485912a6c745b041e40536a265969e3282a2bd5a93ff172
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SSDEEP
12288:OMfzuybrVagnUtLYXGAMZKUwPZk1ad6BAKIJwNdbwbIvaHkR:OsVvGLGMkU8ks4AKISkbEP
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.vinatax.us - Port:
587 - Username:
[email protected] - Password:
vinatax@2022 - Email To:
[email protected]
Signatures
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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 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 16 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 25 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe"C:\Users\Admin\AppData\Local\Temp\3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZzEKJhWAzrhtW.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZzEKJhWAzrhtW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D46.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe"C:\Users\Admin\AppData\Local\Temp\3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe"C:\Users\Admin\AppData\Local\Temp\3f1a1db52a4fc4fcdcf257626740eb9662546e6a17592d575e4ad2bac6a3748b.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
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
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5c59cf182d017025d4dde5f3220720a21
SHA1c463cd7bc5dc347d70dd7b07d220a8c716062888
SHA2564b1f93802f895fcac7553c7a9a3e74cbf72fb11f80051755e3cd392f2dcb92e9
SHA512168e5612377d22d2368bbe8daefa777a25e9a701110cdfdbc3cdb5b06b862d2046e2cc0ee0260f3a0cb6b5d283b243c5587d919a2face9e744044abd6a008322
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Filesize
7KB
MD5fff983f1b979669846f618c4b94f614b
SHA1f8bdd07151fedfef9c7a7a85b53628bea7b7ed11
SHA256454247578ee6c332610b4b15ddc9e5b9bf3e1beb140f2155fdea207b6a922d69
SHA5127e38c6510acf276bbfb998fa88a059bc037561019e89a98a1e7b859debe82060995d4dcdf9b8d19f4e3ace128814264987cf64d8918ee9c82b41626604be18ae
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
4KB
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Filesize
288KB
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Filesize
288KB
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Filesize
560KB
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Filesize
728KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
120KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
6.9MB