Analysis
- max time kernel
79s - max time network
130s - platform
windows10_x64 - resource
win10v20201028 - submitted
03/11/2020, 11:59
General
- Target SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe
- Size 913KB
- Sample201103-vhe2sg4bp2
- SHA256 5c84f2554caefb0e9c0dde339b82f6b6da0d049788cf8d06c260f8bce6df652e
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
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FclCfeDbegPzZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp31BF.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe"2⤵
- Checks computer location settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.dc.23443.exe'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/696-1-0x0000000000830000-0x0000000000831000-memory.dmp
memory/696-3-0x00000000051B0000-0x00000000051B1000-memory.dmp
memory/696-4-0x0000000005750000-0x0000000005751000-memory.dmp
memory/696-5-0x0000000005250000-0x0000000005251000-memory.dmp
memory/696-6-0x0000000005130000-0x0000000005131000-memory.dmp
memory/696-7-0x0000000005420000-0x0000000005421000-memory.dmp
memory/696-8-0x0000000005150000-0x000000000515B000-memory.dmp
memory/696-9-0x0000000005FF0000-0x00000000060A9000-memory.dmp
memory/696-10-0x00000000060B0000-0x0000000006133000-memory.dmp
memory/696-0-0x0000000073A20000-0x000000007410E000-memory.dmp
memory/1312-21-0x0000000006420000-0x0000000006421000-memory.dmp
memory/1312-24-0x0000000006CD0000-0x0000000006CD1000-memory.dmp
memory/1312-13-0x0000000000400000-0x0000000000486000-memory.dmp
memory/1312-16-0x0000000073A20000-0x000000007410E000-memory.dmp
memory/2828-30-0x0000000008050000-0x0000000008051000-memory.dmp
memory/2828-33-0x00000000080F0000-0x00000000080F1000-memory.dmp
memory/2828-27-0x0000000004EF0000-0x0000000004EF1000-memory.dmp
memory/2828-28-0x0000000007950000-0x0000000007951000-memory.dmp
memory/2828-29-0x0000000007FB0000-0x0000000007FB1000-memory.dmp
memory/2828-32-0x0000000008340000-0x0000000008341000-memory.dmp
memory/2828-25-0x0000000073A20000-0x000000007410E000-memory.dmp
memory/2828-34-0x0000000008B50000-0x0000000008B51000-memory.dmp
memory/2828-35-0x00000000089C0000-0x00000000089C1000-memory.dmp
memory/2828-37-0x00000000099B0000-0x00000000099E3000-memory.dmp
memory/2828-44-0x0000000009780000-0x0000000009781000-memory.dmp
memory/2828-45-0x0000000009AE0000-0x0000000009AE1000-memory.dmp
memory/2828-46-0x0000000009D00000-0x0000000009D01000-memory.dmp
memory/2828-47-0x0000000007560000-0x0000000007561000-memory.dmp
memory/2828-49-0x0000000007550000-0x0000000007551000-memory.dmp