Analysis
- max time kernel
109s - max time network
112s - platform
windows10_x64 - resource
win10v200722 - submitted
14/10/2020, 19:05
General
- Target SecuriteInfo.com.Trojan.DownLoader35.677.11398.13959.exe
- Size 339KB
- Sample201014-7l72hzahl6
- SHA256 16732dd83907bd9e881729cca144a2008193830f9db8686030216091a380d9d0
Malware Config
Signatures
- 404 Keylogger
Information stealer and keylogger first seen in 2019.
- 404 Keylogger Main Executable 2 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- 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
- Drops file in Windows directory 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader35.677.11398.13959.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader35.677.11398.13959.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1468-0-0x00000000737B0000-0x0000000073E9E000-memory.dmp
memory/1468-1-0x0000000000F80000-0x0000000000F81000-memory.dmp
memory/1468-3-0x0000000005940000-0x0000000005941000-memory.dmp
memory/1468-4-0x0000000005D90000-0x0000000005DB3000-memory.dmp
memory/1468-6-0x0000000006E90000-0x0000000006EB2000-memory.dmp
memory/2716-7-0x0000000000400000-0x0000000000422000-memory.dmp
memory/2716-9-0x00000000737B0000-0x0000000073E9E000-memory.dmp
memory/2716-12-0x00000000058D0000-0x00000000058D1000-memory.dmp
memory/2716-13-0x0000000005470000-0x0000000005471000-memory.dmp
memory/2716-14-0x00000000061C0000-0x00000000061C1000-memory.dmp
memory/2716-15-0x0000000006840000-0x0000000006841000-memory.dmp
memory/2716-17-0x0000000006BD0000-0x0000000006BD1000-memory.dmp