Analysis
- max time kernel
148s - max time network
157s - platform
windows11-21h2_x64 - resource
win11-20240419-en - resource tags
- submitted
05/06/2024, 21:56
General
- Target 8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265.exe
- Size 6.3MB
- Sample240605-1tdpxsbb74
- SHA256 8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265
Malware Config
Signatures
- Detect Socks5Systemz Payload 3 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\8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265.exe"C:\Users\Admin\AppData\Local\Temp\8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-F12RB.tmp\8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265.tmp"C:\Users\Admin\AppData\Local\Temp\is-F12RB.tmp\8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265.tmp" /SL5="$70054,6405978,54272,C:\Users\Admin\AppData\Local\Temp\8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265.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
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
galaxymusicstudio32.exe
8661bb126eecae173991f23e915ab911fdafbef5c42679f20fe7cfa8463ce265.tmp
_iscrypt.dll
memory/2996-59-0x0000000000400000-0x0000000000915000-memory.dmp
memory/2996-64-0x0000000000400000-0x0000000000915000-memory.dmp
memory/2996-65-0x0000000000400000-0x0000000000915000-memory.dmp
memory/2996-60-0x0000000000400000-0x0000000000915000-memory.dmp
memory/3856-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3856-16-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4664-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4664-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4664-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4800-74-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-94-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-68-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-75-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-78-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-81-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-84-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-87-0x0000000000C10000-0x0000000000CB2000-memory.dmp
memory/4800-91-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-71-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-97-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-100-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-103-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-106-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-109-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-110-0x0000000000C10000-0x0000000000CB2000-memory.dmp
memory/4800-111-0x0000000000C10000-0x0000000000CB2000-memory.dmp
memory/4800-115-0x0000000000400000-0x0000000000915000-memory.dmp
memory/4800-118-0x0000000000400000-0x0000000000915000-memory.dmp