Analysis
- max time kernel
37s - max time network
38s - platform
windows7_x64 - resource
win7v200722 - submitted
12/10/2020, 05:54
General
- Target Ike.exe
- Size 978KB
- Sample201012-pl2gnp3j22
- SHA256 a2b0e9c1ea03a3a538fe9ef7f8e6dbf4c08feba8560e238e29fce0dd2f2e144b
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.devagumruk.com
-
Port
587
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Username
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Password
DeVa2334459@
Signatures
- MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
- MassLogger Main Payload 3 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Deletes itself 1 IoCs
- Drops startup file 1 IoCs
- 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 9 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Ike.exe"C:\Users\Admin\AppData\Local\Temp\Ike.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
-
-
C:\Users\Admin\AppData\Local\Temp\Ike.exe"C:\Users\Admin\AppData\Local\Temp\Ike.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\Ike.exe'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\Ike.exe'3⤵
- Deletes itself
- 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/844-59-0x0000000002790000-0x0000000002791000-memory.dmp
memory/844-71-0x0000000006210000-0x0000000006211000-memory.dmp
memory/844-60-0x0000000004A10000-0x0000000004A11000-memory.dmp
memory/844-70-0x0000000006140000-0x0000000006141000-memory.dmp
memory/844-56-0x0000000074420000-0x0000000074B0E000-memory.dmp
memory/844-57-0x0000000000CD0000-0x0000000000CD1000-memory.dmp
memory/844-58-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
memory/1244-0-0x0000000000400000-0x00000000004FB000-memory.dmp
memory/1620-7-0x0000000001DD0000-0x0000000001E56000-memory.dmp
memory/1620-17-0x0000000006010000-0x000000000609D000-memory.dmp
memory/1620-16-0x0000000005F70000-0x0000000005FA9000-memory.dmp
memory/1620-11-0x00000000742A0000-0x000000007498E000-memory.dmp
memory/1620-9-0x0000000001C60000-0x0000000001CE0000-memory.dmp
memory/1620-8-0x0000000001DC2000-0x0000000001DC3000-memory.dmp
memory/1620-6-0x0000000000400000-0x000000000051E000-memory.dmp
memory/1620-5-0x0000000000400000-0x000000000051E000-memory.dmp
memory/1620-3-0x0000000000400000-0x000000000051E000-memory.dmp
memory/1740-2-0x00000000000D0000-0x00000000000D1000-memory.dmp
memory/2024-53-0x0000000006310000-0x0000000006311000-memory.dmp
memory/2024-52-0x0000000006300000-0x0000000006301000-memory.dmp
memory/2024-38-0x0000000005FE0000-0x0000000005FE1000-memory.dmp
memory/2024-37-0x0000000006280000-0x0000000006281000-memory.dmp
memory/2024-30-0x0000000006120000-0x0000000006121000-memory.dmp
memory/2024-29-0x00000000060E0000-0x00000000060E1000-memory.dmp
memory/2024-24-0x0000000006020000-0x0000000006021000-memory.dmp
memory/2024-21-0x0000000004850000-0x0000000004851000-memory.dmp
memory/2024-20-0x00000000025A0000-0x00000000025A1000-memory.dmp
memory/2024-19-0x00000000048D0000-0x00000000048D1000-memory.dmp
memory/2024-18-0x0000000002340000-0x0000000002341000-memory.dmp
memory/2024-15-0x00000000742A0000-0x000000007498E000-memory.dmp