Analysis
- max time kernel
71s - max time network
104s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 15:53
General
- Target QUOTATION 014-S180053A.exe
- Size 930KB
- Sample201109-r68vwpktwx
- SHA256 a558950f60aa2a7e34ac71c8a3013fbf576f485a9468ecfe5fdb0a1abb2cafbe
Malware Config
Signatures
- MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
- MassLogger Main Payload 2 IoCs
- Deletes itself 1 IoCs
- 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: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\QUOTATION 014-S180053A.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION 014-S180053A.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\TYmqvhaQi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4EAD.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\QUOTATION 014-S180053A.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION 014-S180053A.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\QUOTATION 014-S180053A.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/1008-22-0x0000000005200000-0x0000000005201000-memory.dmp
memory/1008-17-0x00000000739D0000-0x00000000740BE000-memory.dmp
memory/1008-14-0x0000000000400000-0x0000000000486000-memory.dmp
memory/1592-30-0x0000000007950000-0x0000000007951000-memory.dmp
memory/1592-32-0x0000000007D20000-0x0000000007D21000-memory.dmp
memory/1592-37-0x0000000006B70000-0x0000000006B71000-memory.dmp
memory/1592-36-0x00000000090D0000-0x00000000090D1000-memory.dmp
memory/1592-35-0x0000000008CF0000-0x0000000008CF1000-memory.dmp
memory/1592-34-0x0000000009750000-0x0000000009751000-memory.dmp
memory/1592-33-0x0000000008010000-0x0000000008011000-memory.dmp
memory/1592-31-0x0000000007150000-0x0000000007151000-memory.dmp
memory/1592-27-0x0000000006F40000-0x0000000006F41000-memory.dmp
memory/1592-28-0x0000000006FE0000-0x0000000006FE1000-memory.dmp
memory/1592-26-0x0000000007220000-0x0000000007221000-memory.dmp
memory/1592-24-0x0000000073A50000-0x000000007413E000-memory.dmp
memory/1592-25-0x0000000001060000-0x0000000001061000-memory.dmp
memory/4800-1-0x00000000008D0000-0x00000000008D1000-memory.dmp
memory/4800-3-0x0000000005220000-0x0000000005221000-memory.dmp
memory/4800-4-0x00000000057C0000-0x00000000057C1000-memory.dmp
memory/4800-0-0x00000000739D0000-0x00000000740BE000-memory.dmp
memory/4800-5-0x00000000052C0000-0x00000000052C1000-memory.dmp
memory/4800-9-0x00000000054B0000-0x00000000054BB000-memory.dmp
memory/4800-6-0x00000000051C0000-0x00000000051C1000-memory.dmp
memory/4800-7-0x00000000054F0000-0x00000000054F1000-memory.dmp
memory/4800-8-0x0000000005CC0000-0x0000000005CC1000-memory.dmp
memory/4800-11-0x0000000006510000-0x0000000006593000-memory.dmp
memory/4800-10-0x0000000006450000-0x0000000006508000-memory.dmp