Analysis
- max time kernel
26s - max time network
112s - platform
windows10_x64 - resource
win10v20201028 - submitted
13/12/2020, 11:39
General
- Target hesap hareketleriniz.bin.exe
- Size 92KB
- Sample201213-q417tg2gb2
- SHA256 4aceb37332d3353fcfdc0fa6cdcf21ca3f675689d69ad84dd0e397f6ffa57cbd
Malware Config
Signatures
- MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
- MassLogger Main Payload 2 IoCs
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Deletes itself 1 IoCs
- Drops startup file 2 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\hesap hareketleriniz.bin.exe"C:\Users\Admin\AppData\Local\Temp\hesap hareketleriniz.bin.exe"1⤵
- Modifies WinLogon for persistence
- Drops startup file
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 4.6992⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 4.6993⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Local\Temp\hesap hareketleriniz.bin.exe"C:\Users\Admin\AppData\Local\Temp\hesap hareketleriniz.bin.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\hesap hareketleriniz.bin.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/640-3-0x00000000002B0000-0x00000000002B1000-memory.dmp
memory/640-4-0x0000000004B20000-0x0000000004B21000-memory.dmp
memory/640-5-0x00000000050C0000-0x00000000050C1000-memory.dmp
memory/640-2-0x0000000073190000-0x000000007387E000-memory.dmp
memory/640-8-0x0000000007110000-0x0000000007111000-memory.dmp
memory/640-11-0x0000000007070000-0x0000000007096000-memory.dmp
memory/640-12-0x0000000002410000-0x0000000002411000-memory.dmp
memory/640-13-0x0000000007070000-0x000000000710D000-memory.dmp
memory/1160-22-0x00000000058E0000-0x00000000058E1000-memory.dmp
memory/1160-14-0x0000000000400000-0x0000000000486000-memory.dmp
memory/1160-17-0x0000000073190000-0x000000007387E000-memory.dmp
memory/4052-27-0x0000000006E80000-0x0000000006E81000-memory.dmp
memory/4052-31-0x0000000007B10000-0x0000000007B11000-memory.dmp
memory/4052-25-0x0000000004410000-0x0000000004411000-memory.dmp
memory/4052-26-0x0000000006F90000-0x0000000006F91000-memory.dmp
memory/4052-28-0x0000000007630000-0x0000000007631000-memory.dmp
memory/4052-30-0x00000000077A0000-0x00000000077A1000-memory.dmp
memory/4052-24-0x0000000073210000-0x00000000738FE000-memory.dmp
memory/4052-32-0x0000000007E50000-0x0000000007E51000-memory.dmp
memory/4052-33-0x0000000007F60000-0x0000000007F61000-memory.dmp
memory/4052-34-0x0000000009490000-0x0000000009491000-memory.dmp
memory/4052-35-0x0000000008C40000-0x0000000008C41000-memory.dmp
memory/4052-36-0x0000000008E10000-0x0000000008E11000-memory.dmp
memory/4052-37-0x0000000006B20000-0x0000000006B21000-memory.dmp