Analysis
- max time kernel
95s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
10/10/2024, 01:10
General
- Target 0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739.exe
- Size 850KB
- Sample241010-bjersstajd
- SHA256 0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739
Malware Config
Extracted
-
Protocol
smtp
-
Host
whm1002.newipdns.com
-
Port
587
-
Username
-
Password
Ramzizi921113115979
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
whm1002.newipdns.com
-
Port
587
-
Username
-
Password
Ramzizi921113115979
-
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 2 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 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 8 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739.exe"C:\Users\Admin\AppData\Local\Temp\0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739.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\0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739.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\ECPquLfkqx.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ECPquLfkqx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDB5C.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739.exe"C:\Users\Admin\AppData\Local\Temp\0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739.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
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
0de75e335f5f883b24b9f0ba995b6bae887040446e6afdf5be5c1f7fc88b9739.exe.log
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_lzdclbcf.ys1.ps1
tmpDB5C.tmp
memory/1528-20-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1528-78-0x0000000007C80000-0x0000000007D16000-memory.dmp
memory/1528-52-0x0000000007650000-0x0000000007682000-memory.dmp
memory/1528-63-0x0000000007690000-0x00000000076AE000-memory.dmp
memory/1528-75-0x0000000008040000-0x00000000086BA000-memory.dmp
memory/1528-76-0x0000000007A00000-0x0000000007A1A000-memory.dmp
memory/1528-42-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1528-25-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1528-81-0x0000000007C40000-0x0000000007C54000-memory.dmp
memory/1528-79-0x0000000007C00000-0x0000000007C11000-memory.dmp
memory/1528-89-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1528-53-0x0000000070E50000-0x0000000070E9C000-memory.dmp
memory/2808-91-0x0000000006CB0000-0x0000000006E72000-memory.dmp
memory/2808-92-0x0000000006B50000-0x0000000006BA0000-memory.dmp
memory/2808-46-0x0000000000400000-0x000000000044A000-memory.dmp
memory/2808-93-0x00000000073B0000-0x00000000078DC000-memory.dmp
memory/3472-4-0x0000000005030000-0x000000000503A000-memory.dmp
memory/3472-3-0x0000000005050000-0x00000000050E2000-memory.dmp
memory/3472-6-0x00000000051A0000-0x00000000051B0000-memory.dmp
memory/3472-2-0x00000000056C0000-0x0000000005C64000-memory.dmp
memory/3472-5-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3472-49-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3472-1-0x0000000000570000-0x0000000000648000-memory.dmp
memory/3472-0-0x000000007484E000-0x000000007484F000-memory.dmp
memory/3472-10-0x0000000008CE0000-0x0000000008D7C000-memory.dmp
memory/3472-9-0x0000000006550000-0x00000000065DC000-memory.dmp
memory/3472-8-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3472-7-0x000000007484E000-0x000000007484F000-memory.dmp
memory/3540-16-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3540-74-0x0000000007B00000-0x0000000007BA3000-memory.dmp
memory/3540-64-0x0000000070E50000-0x0000000070E9C000-memory.dmp
memory/3540-51-0x0000000006900000-0x000000000694C000-memory.dmp
memory/3540-77-0x0000000007C60000-0x0000000007C6A000-memory.dmp
memory/3540-50-0x00000000068C0000-0x00000000068DE000-memory.dmp
memory/3540-23-0x0000000005AA0000-0x0000000005B06000-memory.dmp
memory/3540-80-0x0000000007E20000-0x0000000007E2E000-memory.dmp
memory/3540-24-0x0000000006290000-0x00000000062F6000-memory.dmp
memory/3540-82-0x0000000007F30000-0x0000000007F4A000-memory.dmp
memory/3540-83-0x0000000007F10000-0x0000000007F18000-memory.dmp
memory/3540-41-0x0000000006300000-0x0000000006654000-memory.dmp
memory/3540-21-0x0000000005A00000-0x0000000005A22000-memory.dmp
memory/3540-90-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3540-19-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3540-17-0x0000000005BB0000-0x00000000061D8000-memory.dmp
memory/3540-18-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3540-15-0x0000000002FA0000-0x0000000002FD6000-memory.dmp