Analysis
- max time kernel
148s - max time network
142s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
25/03/2024, 03:32
General
- Target 25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.exe
- Size 2.2MB
- Sample240325-d3qphsfa63
- SHA256 25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3
Malware Config
Extracted
-
socks5systemz
-
http://csxzdzu.net/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc16c6ee91
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 5 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 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.exe"C:\Users\Admin\AppData\Local\Temp\25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-049CQ.tmp\25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.tmp"C:\Users\Admin\AppData\Local\Temp\is-049CQ.tmp\25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.tmp" /SL5="$8001C,1970008,54272,C:\Users\Admin\AppData\Local\Temp\25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
colorpicker.exe
colorpicker.exe
25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3.tmp
_iscrypt.dll
_shfoldr.dll
memory/2592-78-0x0000000002660000-0x0000000002702000-memory.dmp
memory/2592-64-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-98-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-95-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-92-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-89-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-88-0x0000000002660000-0x0000000002702000-memory.dmp
memory/2592-50-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-85-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-82-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-54-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-60-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-77-0x0000000002660000-0x0000000002702000-memory.dmp
memory/2592-57-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-102-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-74-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-105-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-65-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-68-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-71-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2592-61-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2704-48-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2704-45-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2704-44-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2704-43-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2840-56-0x00000000033F0000-0x0000000003631000-memory.dmp
memory/2840-55-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2840-52-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/2840-41-0x00000000033F0000-0x0000000003631000-memory.dmp
memory/2840-7-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2956-51-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2956-0-0x0000000000400000-0x0000000000414000-memory.dmp