Analysis
- max time kernel
129s - max time network
131s - platform
windows10_x64 - resource
win10v200722 - submitted
13/10/2020, 05:41
General
- Target NwZDUeq0TcagOm6.exe
- Size 1.1MB
- Sample201013-haeq8nx8f2
- SHA256 d58538fee18c00f55def8bcaee383bc186440ddd55cb24ab8840cab62183e2ab
Malware Config
Signatures
- MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
- MassLogger Main Payload 2 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NwZDUeq0TcagOm6.exe"C:\Users\Admin\AppData\Local\Temp\NwZDUeq0TcagOm6.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\NwZDUeq0TcagOm6.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\NwZDUeq0TcagOm6.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\NwZDUeq0TcagOm6.exe"{path}"2⤵
- Checks computer location settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2812-12-0x0000000000400000-0x0000000000486000-memory.dmp
memory/2812-21-0x0000000006D20000-0x0000000006D21000-memory.dmp
memory/2812-20-0x0000000006450000-0x0000000006451000-memory.dmp
memory/2812-15-0x0000000074000000-0x00000000746EE000-memory.dmp
memory/3888-5-0x0000000005100000-0x0000000005101000-memory.dmp
memory/3888-8-0x0000000005CF0000-0x0000000005CF1000-memory.dmp
memory/3888-9-0x0000000005CB0000-0x0000000005CB4000-memory.dmp
memory/3888-10-0x0000000007B00000-0x0000000007BCC000-memory.dmp
memory/3888-11-0x000000000A540000-0x000000000A60E000-memory.dmp
memory/3888-7-0x00000000050C0000-0x00000000050C1000-memory.dmp
memory/3888-6-0x0000000005860000-0x0000000005861000-memory.dmp
memory/3888-0-0x0000000074000000-0x00000000746EE000-memory.dmp
memory/3888-4-0x0000000004F00000-0x0000000004F01000-memory.dmp
memory/3888-3-0x0000000005360000-0x0000000005361000-memory.dmp
memory/3888-1-0x0000000000530000-0x0000000000531000-memory.dmp