Analysis
- max time kernel
125s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
10/10/2024, 02:41
General
- Target f3fbe556bc75161b752ecb93d8ce7ecad1a47eb7a331025e4518b02caec80dda.exe
- Size 677KB
- Sample241010-c6sslsvhkh
- SHA256 f3fbe556bc75161b752ecb93d8ce7ecad1a47eb7a331025e4518b02caec80dda
Malware Config
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
mail.vinatax.us
-
Port
587
-
Username
-
Password
vinatax@2022
-
Email to
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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.
- 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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f3fbe556bc75161b752ecb93d8ce7ecad1a47eb7a331025e4518b02caec80dda.exe"C:\Users\Admin\AppData\Local\Temp\f3fbe556bc75161b752ecb93d8ce7ecad1a47eb7a331025e4518b02caec80dda.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
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\f3fbe556bc75161b752ecb93d8ce7ecad1a47eb7a331025e4518b02caec80dda.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\f3fbe556bc75161b752ecb93d8ce7ecad1a47eb7a331025e4518b02caec80dda.exe"C:\Users\Admin\AppData\Local\Temp\f3fbe556bc75161b752ecb93d8ce7ecad1a47eb7a331025e4518b02caec80dda.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
-
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_zn5r3xfd.t2i.ps1
memory/228-36-0x0000000006E60000-0x0000000006E92000-memory.dmp
memory/228-47-0x0000000006E30000-0x0000000006E4E000-memory.dmp
memory/228-55-0x0000000007DE0000-0x0000000007DF4000-memory.dmp
memory/228-54-0x0000000007DD0000-0x0000000007DDE000-memory.dmp
memory/228-53-0x0000000007DA0000-0x0000000007DB1000-memory.dmp
memory/228-20-0x0000000005FF0000-0x0000000006056000-memory.dmp
memory/228-52-0x0000000007E20000-0x0000000007EB6000-memory.dmp
memory/228-51-0x0000000007C10000-0x0000000007C1A000-memory.dmp
memory/228-50-0x0000000007BA0000-0x0000000007BBA000-memory.dmp
memory/228-49-0x00000000081E0000-0x000000000885A000-memory.dmp
memory/228-48-0x0000000007870000-0x0000000007913000-memory.dmp
memory/228-60-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/228-14-0x0000000002F10000-0x0000000002F46000-memory.dmp
memory/228-27-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/228-16-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/228-15-0x0000000005950000-0x0000000005F78000-memory.dmp
memory/228-18-0x00000000058B0000-0x00000000058D2000-memory.dmp
memory/228-37-0x00000000701E0000-0x000000007022C000-memory.dmp
memory/228-56-0x0000000007EE0000-0x0000000007EFA000-memory.dmp
memory/228-21-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/228-35-0x00000000068B0000-0x00000000068FC000-memory.dmp
memory/228-57-0x0000000007EC0000-0x0000000007EC8000-memory.dmp
memory/228-19-0x0000000005F80000-0x0000000005FE6000-memory.dmp
memory/228-33-0x0000000006360000-0x00000000066B4000-memory.dmp
memory/228-34-0x0000000006870000-0x000000000688E000-memory.dmp
memory/1720-6-0x0000000005360000-0x0000000005370000-memory.dmp
memory/1720-2-0x0000000005560000-0x0000000005B04000-memory.dmp
memory/1720-1-0x00000000004D0000-0x000000000057C000-memory.dmp
memory/1720-17-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/1720-0-0x000000007463E000-0x000000007463F000-memory.dmp
memory/1720-10-0x0000000008C60000-0x0000000008CFC000-memory.dmp
memory/1720-9-0x0000000006210000-0x000000000629A000-memory.dmp
memory/1720-8-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/1720-7-0x000000007463E000-0x000000007463F000-memory.dmp
memory/1720-5-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/1720-4-0x0000000004F70000-0x0000000004F7A000-memory.dmp
memory/1720-3-0x0000000004FB0000-0x0000000005042000-memory.dmp
memory/3632-11-0x0000000000400000-0x0000000000448000-memory.dmp
memory/3632-32-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/3632-13-0x0000000074630000-0x0000000074DE0000-memory.dmp
memory/3632-61-0x0000000006CA0000-0x0000000006E62000-memory.dmp
memory/3632-62-0x0000000006B30000-0x0000000006B80000-memory.dmp
memory/3632-63-0x0000000074630000-0x0000000074DE0000-memory.dmp