Analysis
- max time kernel
123s - max time network
110s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
- submitted
08/04/2023, 09:06
General
- Target E4CFAF2310C8AA89C4CCBC38A70AAA1CD3A61F41313F2.exe
- Size 4.1MB
- Sample230408-k2qrfsef3x
- SHA256 e4cfaf2310c8aa89c4ccbc38a70aaa1cd3a61f41313f220800068c91c7dbacfb
Score
10/10
Malware Config
Signatures
- PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
- 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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Drops file in System32 directory 4 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\E4CFAF2310C8AA89C4CCBC38A70AAA1CD3A61F41313F2.exe"C:\Users\Admin\AppData\Local\Temp\E4CFAF2310C8AA89C4CCBC38A70AAA1CD3A61F41313F2.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1188-133-0x0000000000400000-0x0000000000C9E000-memory.dmp
memory/1188-134-0x0000000000400000-0x0000000000C9E000-memory.dmp
memory/1188-136-0x0000000000400000-0x0000000000C9E000-memory.dmp
memory/1188-146-0x0000000000400000-0x0000000000C9E000-memory.dmp
memory/1188-154-0x0000000000400000-0x0000000000C9E000-memory.dmp