Analysis
- max time kernel
105s - max time network
124s - platform
windows10_x64 - resource
win10v20201028 - submitted
19/02/2021, 07:10
General
- Target orden de compra.exe
- Size 834KB
- Sample210219-9pc2yl24ts
- SHA256 ae6ad2297366fb5194e553992732f0a5740de2c5fe4b7be56fd2e1a52cb915c4
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
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\orden de compra.exe"C:\Users\Admin\AppData\Local\Temp\orden de compra.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\orden de compra.exe"C:\Users\Admin\AppData\Local\Temp\orden de compra.exe"2⤵
- 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/3176-13-0x0000000000400000-0x0000000000422000-memory.dmp
memory/3176-23-0x0000000005640000-0x0000000005641000-memory.dmp
memory/3176-22-0x0000000006A70000-0x0000000006A71000-memory.dmp
memory/3176-21-0x00000000063B0000-0x00000000063B1000-memory.dmp
memory/3176-16-0x0000000073900000-0x0000000073FEE000-memory.dmp
memory/4684-7-0x0000000004D70000-0x0000000004D71000-memory.dmp
memory/4684-11-0x0000000004F20000-0x0000000004F21000-memory.dmp
memory/4684-12-0x0000000005870000-0x00000000058B3000-memory.dmp
memory/4684-10-0x0000000004E30000-0x0000000004E34000-memory.dmp
memory/4684-9-0x0000000004EB0000-0x0000000004EB1000-memory.dmp
memory/4684-8-0x0000000004E10000-0x0000000004E11000-memory.dmp
memory/4684-2-0x0000000073900000-0x0000000073FEE000-memory.dmp
memory/4684-6-0x0000000005270000-0x0000000005271000-memory.dmp
memory/4684-5-0x0000000004CD0000-0x0000000004CD1000-memory.dmp
memory/4684-3-0x0000000000310000-0x0000000000311000-memory.dmp