Analysis
- max time kernel
141s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
23/03/2024, 14:41
General
- Target 4480d63a90a0688c746403e1619450e9.exe
- Size 2.0MB
- Sample240323-r2e4aabc5y
- SHA256 2b6d8240ec9d04c86a70334f9d04d47188a8962d7cccfe1553ba6e9e77040518
Malware Config
Extracted
-
socks5systemz
-
http://burcvmq.com/search/?q=67e28dd86b5ea42a430af91a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c0eb9c993b
-
http://burcvmq.com/search/?q=67e28dd86b5ea42a430af91a7c27d78406abdd88be4b12eab517aa5c96bd86eb97854b815a8bbc896c58e713bc90c91936b5281fc235a925ed3e04d6bd974a95129070b611e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee94983bc9669516
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\4480d63a90a0688c746403e1619450e9.exe"C:\Users\Admin\AppData\Local\Temp\4480d63a90a0688c746403e1619450e9.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-EC0MV.tmp\4480d63a90a0688c746403e1619450e9.tmp"C:\Users\Admin\AppData\Local\Temp\is-EC0MV.tmp\4480d63a90a0688c746403e1619450e9.tmp" /SL5="$A006A,1788021,54272,C:\Users\Admin\AppData\Local\Temp\4480d63a90a0688c746403e1619450e9.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
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Downloads
colorpicker.exe
4480d63a90a0688c746403e1619450e9.tmp
_iscrypt.dll
memory/1940-39-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1940-43-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1940-42-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1940-38-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-54-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-81-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-99-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-46-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-96-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-92-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/1952-49-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-91-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/1952-53-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-90-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-57-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-60-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-63-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-64-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/1952-68-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-69-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/1952-74-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-77-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-78-0x00000000008E0000-0x0000000000982000-memory.dmp
memory/1952-87-0x0000000000400000-0x0000000000611000-memory.dmp
memory/1952-84-0x0000000000400000-0x0000000000611000-memory.dmp
memory/2060-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2060-47-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2060-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4780-7-0x0000000002240000-0x0000000002241000-memory.dmp
memory/4780-50-0x0000000002240000-0x0000000002241000-memory.dmp
memory/4780-48-0x0000000000400000-0x00000000004B8000-memory.dmp