Analysis
- max time kernel
118s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
09/10/2024, 10:16
General
- Target 234de89344361f41fff065be295947074a51257428f12838e535c2ec5ca37ced.exe
- Size 1.1MB
- Sample241009-mas4lsshje
- SHA256 234de89344361f41fff065be295947074a51257428f12838e535c2ec5ca37ced
Malware Config
Extracted
-
Protocol
smtp
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Host
smtp.zoho.eu
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Port
587
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Username
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Password
office12#
Extracted
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vipkeylogger
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Drops startup file 1 IoCs
- Executes dropped EXE 2 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
- Suspicious use of SetThreadContext 1 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 20 IoCs
- Suspicious use of SendNotifyMessage 20 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\234de89344361f41fff065be295947074a51257428f12838e535c2ec5ca37ced.exe"C:\Users\Admin\AppData\Local\Temp\234de89344361f41fff065be295947074a51257428f12838e535c2ec5ca37ced.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Videos\vexplores.exe"C:\Users\Admin\AppData\Local\Temp\234de89344361f41fff065be295947074a51257428f12838e535c2ec5ca37ced.exe"2⤵
- Drops startup file
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Temp\234de89344361f41fff065be295947074a51257428f12838e535c2ec5ca37ced.exe"3⤵
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C:\Users\Admin\AppData\Local\Videos\vexplores.exe"C:\Users\Admin\AppData\Local\Videos\vexplores.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Videos\vexplores.exe"4⤵
- 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
Replay Monitor
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Downloads
deblateration
vexplores.exe
memory/2856-10-0x0000000003DE0000-0x0000000003FE0000-memory.dmp
memory/3292-2-0x0000000004100000-0x0000000004300000-memory.dmp
memory/4452-16-0x0000000003BF0000-0x0000000003DF0000-memory.dmp
memory/4816-20-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4816-24-0x00000000058A0000-0x000000000593C000-memory.dmp
memory/4816-19-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4816-17-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4816-21-0x00000000054A0000-0x00000000054F0000-memory.dmp
memory/4816-22-0x0000000005DB0000-0x0000000006354000-memory.dmp
memory/4816-23-0x0000000005560000-0x00000000055AE000-memory.dmp
memory/4816-18-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4816-25-0x0000000006BB0000-0x0000000006D72000-memory.dmp
memory/4816-26-0x0000000006A30000-0x0000000006A80000-memory.dmp
memory/4816-27-0x00000000072B0000-0x00000000077DC000-memory.dmp
memory/4816-28-0x0000000000400000-0x0000000000437000-memory.dmp
memory/4816-29-0x0000000006D80000-0x0000000006E12000-memory.dmp
memory/4816-30-0x0000000006B90000-0x0000000006B9A000-memory.dmp