Analysis
- max time kernel
148s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
23/03/2024, 11:11
General
- Target 54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4.exe
- Size 2.1MB
- Sample240323-narq8afe97
- SHA256 54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4
Malware Config
Extracted
-
socks5systemz
-
http://dtaeeyz.info/search/?q=67e28dd83a0ba47b435ca84a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1ee8889b5e4fa9281ae978a071ea771795af8e05c642db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe10c9ed96923c
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\54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4.exe"C:\Users\Admin\AppData\Local\Temp\54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-FI9UE.tmp\54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4.tmp"C:\Users\Admin\AppData\Local\Temp\is-FI9UE.tmp\54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4.tmp" /SL5="$8006C,1794777,54272,C:\Users\Admin\AppData\Local\Temp\54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4.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
54a7785ee23bf5aabf61e909cd849e0b1649dccb6edca691fba411e7f36774a4.tmp
_iscrypt.dll
memory/1380-43-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1380-42-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1380-38-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1380-39-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-67-0x0000000000920000-0x00000000009C2000-memory.dmp
memory/2964-81-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-97-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-46-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-94-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-90-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-49-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-87-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-53-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-54-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-57-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-60-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-63-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-66-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-68-0x0000000000920000-0x00000000009C2000-memory.dmp
memory/2964-84-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-74-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-77-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2964-78-0x0000000000920000-0x00000000009C2000-memory.dmp
memory/3240-7-0x0000000002440000-0x0000000002441000-memory.dmp
memory/3240-50-0x0000000002440000-0x0000000002441000-memory.dmp
memory/3240-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/4168-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4168-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4168-2-0x0000000000400000-0x0000000000414000-memory.dmp