Analysis
- max time kernel
142s - max time network
136s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
04/06/2024, 19:23
General
- Target 36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae.exe
- Size 6.2MB
- Sample240604-x3tkyshe72
- SHA256 36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae
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\36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae.exe"C:\Users\Admin\AppData\Local\Temp\36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-GVDB4.tmp\36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae.tmp"C:\Users\Admin\AppData\Local\Temp\is-GVDB4.tmp\36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae.tmp" /SL5="$70066,6203492,54272,C:\Users\Admin\AppData\Local\Temp\36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe"C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe"C:\Users\Admin\AppData\Local\Free Audio Amplifier\audioamplifier32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
audioamplifier32.exe
36be0cd20f375e8afe298c3031b611e1bb357247e5a6a789035605a082300dae.tmp
_iscrypt.dll
memory/2280-97-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-100-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-115-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-112-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-108-0x0000000000BC0000-0x0000000000C62000-memory.dmp
memory/2280-107-0x0000000000BC0000-0x0000000000C62000-memory.dmp
memory/2280-106-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-103-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-94-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-69-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-72-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-75-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-78-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-81-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-84-0x0000000000BC0000-0x0000000000C62000-memory.dmp
memory/2280-86-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2280-91-0x0000000000400000-0x0000000000892000-memory.dmp
memory/2336-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2336-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2336-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/3388-59-0x0000000000400000-0x0000000000892000-memory.dmp
memory/3388-63-0x0000000000400000-0x000000000047E000-memory.dmp
memory/3388-62-0x0000000000400000-0x0000000000892000-memory.dmp
memory/3388-64-0x0000000000400000-0x0000000000892000-memory.dmp
memory/3928-68-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3928-7-0x0000000000400000-0x00000000004BA000-memory.dmp