Analysis
- max time kernel
147s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
25/03/2024, 03:54
General
- Target 263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f.exe
- Size 2.0MB
- Sample240325-egd92aad2v
- SHA256 263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f
Malware Config
Extracted
-
socks5systemz
-
http://bwtarii.com/search/?q=67e28dd86f5af1211209a81b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978f071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3e79c993d
-
http://bwtarii.com/search/?q=67e28dd86f5af1211209a81b7c27d78406abdd88be4b12eab517aa5c96bd86ef91854d845a8bbc896c58e713bc90c91d36b5281fc235a925ed3e53d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949938c5669510
Signatures
- Detect Socks5Systemz Payload 4 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\263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f.exe"C:\Users\Admin\AppData\Local\Temp\263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-DPGHE.tmp\263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f.tmp"C:\Users\Admin\AppData\Local\Temp\is-DPGHE.tmp\263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f.tmp" /SL5="$90090,1788636,54272,C:\Users\Admin\AppData\Local\Temp\263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
colorpicker32.exe
colorpicker32.exe
colorpicker32.exe
263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f.tmp
_iscrypt.dll
memory/228-7-0x0000000002340000-0x0000000002341000-memory.dmp
memory/228-51-0x0000000002340000-0x0000000002341000-memory.dmp
memory/228-49-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/4408-42-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4408-39-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4408-43-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4408-38-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-64-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-68-0x0000000000940000-0x00000000009E2000-memory.dmp
memory/4472-47-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-50-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-46-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-54-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-55-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-58-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-61-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-99-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-67-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-96-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-74-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-77-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-78-0x0000000000940000-0x00000000009E2000-memory.dmp
memory/4472-81-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-84-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-87-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-90-0x0000000000400000-0x0000000000611000-memory.dmp
memory/4472-91-0x0000000000940000-0x00000000009E2000-memory.dmp
memory/4472-92-0x0000000000940000-0x00000000009E2000-memory.dmp
memory/4760-48-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4760-1-0x0000000000400000-0x0000000000414000-memory.dmp