Analysis
- max time kernel
67s - max time network
121s - platform
windows7_x64 - resource
win7v20201028 - submitted
14/11/2020, 13:41
General
- Target SecuriteInfo.com.Trojan.Inject4.5025.20792.23773.exe
- Size 1011KB
- Sample201114-bmt5qg5lca
- SHA256 d44e3701a7ef81adda35e011eb833d146cf703753314d04488603317f22b7fdb
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: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.5025.20792.23773.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.5025.20792.23773.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\ObXKeDsJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD124.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.5025.20792.23773.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Inject4.5025.20792.23773.exe"2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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.Trojan.Inject4.5025.20792.23773.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/320-13-0x0000000074670000-0x0000000074D5E000-memory.dmp
memory/320-12-0x0000000000400000-0x0000000000486000-memory.dmp
memory/320-11-0x0000000000400000-0x0000000000486000-memory.dmp
memory/320-9-0x0000000000400000-0x0000000000486000-memory.dmp
memory/932-21-0x0000000002710000-0x0000000002711000-memory.dmp
memory/932-24-0x0000000006050000-0x0000000006051000-memory.dmp
memory/932-53-0x0000000006310000-0x0000000006311000-memory.dmp
memory/932-52-0x0000000006300000-0x0000000006301000-memory.dmp
memory/932-38-0x0000000005610000-0x0000000005611000-memory.dmp
memory/932-37-0x0000000006280000-0x0000000006281000-memory.dmp
memory/932-30-0x00000000060E0000-0x00000000060E1000-memory.dmp
memory/932-17-0x0000000074670000-0x0000000074D5E000-memory.dmp
memory/932-18-0x0000000001D60000-0x0000000001D61000-memory.dmp
memory/932-19-0x00000000049E0000-0x00000000049E1000-memory.dmp
memory/932-20-0x0000000002580000-0x0000000002581000-memory.dmp
memory/932-29-0x0000000006090000-0x0000000006091000-memory.dmp
memory/1588-0-0x0000000074670000-0x0000000074D5E000-memory.dmp
memory/1588-1-0x0000000000910000-0x0000000000911000-memory.dmp
memory/1588-3-0x00000000003B0000-0x00000000003C4000-memory.dmp
memory/1588-4-0x0000000005430000-0x00000000054E5000-memory.dmp
memory/1588-5-0x0000000000670000-0x0000000000676000-memory.dmp
memory/1588-6-0x00000000054F0000-0x0000000005573000-memory.dmp