Analysis
- max time kernel
141s - max time network
125s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
30/03/2024, 15:01
General
- Target ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16.exe
- Size 2.0MB
- Sample240330-sedsdagf41
- SHA256 ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16
Malware Config
Extracted
-
socks5systemz
-
http://cswnggs.net/search/?q=67e28dd86a5ca17c4108f81b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe19c1ef9c9238
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 WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16.exe"C:\Users\Admin\AppData\Local\Temp\ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-RPPDB.tmp\ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16.tmp"C:\Users\Admin\AppData\Local\Temp\is-RPPDB.tmp\ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16.tmp" /SL5="$A0066,1787487,54272,C:\Users\Admin\AppData\Local\Temp\ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe"C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe"C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
cdaudioconverter.exe
_iscrypt.dll
ca2b29e3f62f10dc9c067439722fe9b233c1b9deec4e7710a29d1593a33e3d16.tmp
memory/820-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/820-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/820-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1256-77-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-63-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-97-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-44-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-46-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-94-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-90-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-49-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-87-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-53-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-54-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-57-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-60-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-84-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-64-0x0000000000850000-0x00000000008F2000-memory.dmp
memory/1256-68-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-69-0x0000000000850000-0x00000000008F2000-memory.dmp
memory/1256-74-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-81-0x0000000000400000-0x0000000000621000-memory.dmp
memory/1256-78-0x0000000000850000-0x00000000008F2000-memory.dmp
memory/2312-38-0x0000000000400000-0x0000000000621000-memory.dmp
memory/2312-39-0x0000000000400000-0x0000000000621000-memory.dmp
memory/2312-42-0x0000000000400000-0x0000000000621000-memory.dmp
memory/4552-7-0x0000000002450000-0x0000000002451000-memory.dmp
memory/4552-50-0x0000000002450000-0x0000000002451000-memory.dmp
memory/4552-48-0x0000000000400000-0x00000000004B8000-memory.dmp