Analysis
- max time kernel
121s - max time network
136s - platform
windows7_x64 - resource
win7v20201028 - 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 4 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 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
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
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FclCfeDbegPzZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2108.tmp"2⤵
- Creates scheduled task(s)
-
-
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
-
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/432-12-0x0000000074120000-0x000000007480E000-memory.dmp
memory/432-11-0x0000000000400000-0x0000000000486000-memory.dmp
memory/432-10-0x0000000000400000-0x0000000000486000-memory.dmp
memory/432-8-0x0000000000400000-0x0000000000486000-memory.dmp
memory/672-28-0x0000000005700000-0x0000000005701000-memory.dmp
memory/672-52-0x0000000006310000-0x0000000006311000-memory.dmp
memory/672-51-0x0000000006300000-0x0000000006301000-memory.dmp
memory/672-37-0x00000000055B0000-0x00000000055B1000-memory.dmp
memory/672-36-0x0000000006240000-0x0000000006241000-memory.dmp
memory/672-29-0x00000000060E0000-0x00000000060E1000-memory.dmp
memory/672-16-0x0000000074120000-0x000000007480E000-memory.dmp
memory/672-17-0x0000000000990000-0x0000000000991000-memory.dmp
memory/672-18-0x00000000047B0000-0x00000000047B1000-memory.dmp
memory/672-19-0x0000000002660000-0x0000000002661000-memory.dmp
memory/672-20-0x00000000052C0000-0x00000000052C1000-memory.dmp
memory/672-23-0x00000000055F0000-0x00000000055F1000-memory.dmp
memory/932-0-0x0000000074120000-0x000000007480E000-memory.dmp
memory/932-1-0x0000000000A00000-0x0000000000A01000-memory.dmp
memory/932-3-0x0000000000320000-0x000000000032B000-memory.dmp
memory/932-4-0x00000000054C0000-0x0000000005579000-memory.dmp
memory/932-5-0x0000000005580000-0x0000000005603000-memory.dmp