Analysis
- max time kernel
141s - max time network
129s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
23/03/2024, 11:11
General
- Target ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4.exe
- Size 2.2MB
- Sample240323-narq8aab81
- SHA256 ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4
Malware Config
Extracted
-
socks5systemz
-
http://bvybjto.com/search/?q=67e28dd86b55fb7a410dae497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978a471ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe10c9ed969239
-
http://bvybjto.com/search/?q=67e28dd86b55fb7a410dae497c27d78406abdd88be4b12eab517aa5c96bd86e891804b875a8bbc896c58e713bc90c91c36b5281fc235a925ed3e07d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee949b32cf6c9e14
Signatures
- Detect Socks5Systemz Payload 5 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\ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4.exe"C:\Users\Admin\AppData\Local\Temp\ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-0DA1T.tmp\ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4.tmp"C:\Users\Admin\AppData\Local\Temp\is-0DA1T.tmp\ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4.tmp" /SL5="$5017C,1972866,54272,C:\Users\Admin\AppData\Local\Temp\ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4.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
colorpicker.exe
ee094b47e9e3bb7ba12d171bce953b0511b9fa3c8e5deb3d2662078bc72ad9c4.tmp
_iscrypt.dll
memory/3204-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3204-48-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3204-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4268-7-0x0000000002450000-0x0000000002451000-memory.dmp
memory/4268-49-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/4268-51-0x0000000002450000-0x0000000002451000-memory.dmp
memory/4308-39-0x0000000000400000-0x0000000000642000-memory.dmp
memory/4308-43-0x0000000000400000-0x0000000000642000-memory.dmp
memory/4308-42-0x0000000000400000-0x0000000000642000-memory.dmp
memory/4308-38-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-52-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-75-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-47-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-46-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-55-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-58-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-61-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-64-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-65-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/5108-69-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-70-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/5108-50-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-78-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-79-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/5108-82-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-85-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-88-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-91-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-92-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/5108-93-0x0000000000970000-0x0000000000A12000-memory.dmp
memory/5108-97-0x0000000000400000-0x0000000000642000-memory.dmp
memory/5108-100-0x0000000000400000-0x0000000000642000-memory.dmp