Analysis
- max time kernel
141s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
23/03/2024, 15:57
General
- Target e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37.exe
- Size 2.0MB
- Sample240323-td1feshc68
- SHA256 e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37
Malware Config
Extracted
-
socks5systemz
-
http://dtzziuw.info/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c0e691933c
-
http://dtzziuw.info/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12eab517aa5c96bd86ee9c864c805a8bbc896c58e713bc90c91836b5281fc235a925ed3e03d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee94983bc46b9f11
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\e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37.exe"C:\Users\Admin\AppData\Local\Temp\e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-ELEAG.tmp\e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37.tmp"C:\Users\Admin\AppData\Local\Temp\is-ELEAG.tmp\e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37.tmp" /SL5="$401F4,1752228,54272,C:\Users\Admin\AppData\Local\Temp\e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37.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
_iscrypt.dll
e35e5a2f248207f596081c1ee86b1f43510b4c2b99182fbdcce1bad4fecdbf37.tmp
memory/2216-38-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2216-39-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2216-43-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2216-42-0x0000000000400000-0x0000000000611000-memory.dmp
memory/3280-49-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/3280-51-0x00000000006A0000-0x00000000006A1000-memory.dmp
memory/3280-7-0x00000000006A0000-0x00000000006A1000-memory.dmp
memory/4340-54-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-70-0x00000000008D0000-0x0000000000972000-memory.dmp
memory/4340-100-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-46-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-50-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-97-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-93-0x00000000008D0000-0x0000000000972000-memory.dmp
memory/4340-55-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-58-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-61-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-64-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-67-0x00000000008D0000-0x0000000000972000-memory.dmp
memory/4340-68-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-47-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-75-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-78-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-79-0x00000000008D0000-0x0000000000972000-memory.dmp
memory/4340-82-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-85-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-88-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-91-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4340-92-0x00000000008D0000-0x0000000000972000-memory.dmp
memory/4848-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4848-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4848-48-0x0000000000400000-0x0000000000414000-memory.dmp