Analysis
- max time kernel
292s - max time network
245s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
06/06/2024, 23:23
General
- Target 391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68.exe
- Size 6.2MB
- Sample240606-3c79bade4v
- SHA256 391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68
Malware Config
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68.exe"C:\Users\Admin\AppData\Local\Temp\391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-794T2.tmp\391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68.tmp"C:\Users\Admin\AppData\Local\Temp\is-794T2.tmp\391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68.tmp" /SL5="$4023E,6205834,54272,C:\Users\Admin\AppData\Local\Temp\391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe"C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe"C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
galaxymusicstudio32.exe
391e957c61b7bf45a894968296208134e2eaf6801ba4a4905c4dc46935301c68.tmp
_iscrypt.dll
memory/1244-64-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/1244-59-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/1244-60-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/3052-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3052-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4400-82-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-92-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-131-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-126-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-70-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-73-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-76-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-79-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-123-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-85-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/4400-87-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-66-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-95-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-98-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-101-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-104-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-108-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-111-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-114-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-117-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4400-120-0x0000000000400000-0x00000000008E9000-memory.dmp
memory/4472-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4472-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4472-68-0x0000000000400000-0x0000000000414000-memory.dmp