Analysis
- max time kernel
118s - max time network
128s - platform
windows7_x64 - resource
win7-20240903-en - resource tags
- submitted
05/12/2024, 15:54
General
- Target 228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe
- Size 749KB
- Sample241205-tcfdvsxmem
- SHA256 228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9
Malware Config
Extracted
-
Protocol
ftp
-
Host
kashmirestore.com
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Port
21
-
Username
-
Password
c%P+6,(]YFvP
Extracted
-
vipkeylogger
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Vipkeylogger family
- 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.
- 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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe"C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.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\aoTiGLRa.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\aoTiGLRa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D5C.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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-
C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.exe"C:\Users\Admin\AppData\Local\Temp\228e6f4564fe08c94660250de5fc8832ce73b21edad1e81f6969c9a6dedbbfa9.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
tmp5D5C.tmp
X5Z70T37ZI3MJ3IBIB2M.temp
memory/1320-4-0x000000007497E000-0x000000007497F000-memory.dmp
memory/1320-32-0x0000000074970000-0x000000007505E000-memory.dmp
memory/1320-0-0x000000007497E000-0x000000007497F000-memory.dmp
memory/1320-5-0x0000000074970000-0x000000007505E000-memory.dmp
memory/1320-6-0x0000000005C90000-0x0000000005D1E000-memory.dmp
memory/1320-2-0x0000000074970000-0x000000007505E000-memory.dmp
memory/1320-1-0x0000000000260000-0x0000000000322000-memory.dmp
memory/1320-3-0x00000000005E0000-0x00000000005FC000-memory.dmp
memory/2016-19-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2016-31-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2016-29-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2016-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2016-25-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2016-23-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2016-21-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2016-28-0x0000000000400000-0x000000000044A000-memory.dmp