Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
25/03/2024, 03:41
General
- Target cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be.exe
- Size 2.0MB
- Sample240325-d8xp1saa81
- SHA256 cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be
Malware Config
Extracted
-
socks5systemz
-
http://bubapoy.com/search/?q=67e28dd86b5ea42a430af91a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3e7949e3e
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\cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be.exe"C:\Users\Admin\AppData\Local\Temp\cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-KDJ44.tmp\cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be.tmp"C:\Users\Admin\AppData\Local\Temp\is-KDJ44.tmp\cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be.tmp" /SL5="$801CE,1756126,54272,C:\Users\Admin\AppData\Local\Temp\cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be.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
_iscrypt.dll
cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be.tmp
memory/516-41-0x0000000000400000-0x0000000000608000-memory.dmp
memory/516-37-0x0000000000400000-0x0000000000608000-memory.dmp
memory/516-38-0x0000000000400000-0x0000000000608000-memory.dmp
memory/516-42-0x0000000000400000-0x0000000000608000-memory.dmp
memory/1064-50-0x0000000002240000-0x0000000002241000-memory.dmp
memory/1064-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/1064-6-0x0000000002240000-0x0000000002241000-memory.dmp
memory/2300-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2300-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4764-67-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-66-0x0000000000870000-0x0000000000912000-memory.dmp
memory/4764-46-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-53-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-54-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-57-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-60-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-63-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-44-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-49-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-69-0x0000000000870000-0x0000000000912000-memory.dmp
memory/4764-74-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-77-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-78-0x0000000000870000-0x0000000000912000-memory.dmp
memory/4764-81-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-84-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-87-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-90-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-94-0x0000000000400000-0x0000000000608000-memory.dmp
memory/4764-97-0x0000000000400000-0x0000000000608000-memory.dmp