Analysis
- max time kernel
150s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
25/03/2024, 04:03
General
- Target b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f.exe
- Size 2.0MB
- Sample240325-emn2esae4w
- SHA256 b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f
Malware Config
Extracted
-
socks5systemz
-
http://ccpicaz.net/search/?q=67e28dd86f58a021415baa1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978a471ea771795af8e05c647db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe12c3e691923c
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\b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f.exe"C:\Users\Admin\AppData\Local\Temp\b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-ALRKI.tmp\b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f.tmp"C:\Users\Admin\AppData\Local\Temp\is-ALRKI.tmp\b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f.tmp" /SL5="$B017E,1773578,54272,C:\Users\Admin\AppData\Local\Temp\b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Poly Glot Edit\polyglotedit.exe"C:\Users\Admin\AppData\Local\Poly Glot Edit\polyglotedit.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Poly Glot Edit\polyglotedit.exe"C:\Users\Admin\AppData\Local\Poly Glot Edit\polyglotedit.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
polyglotedit.exe
polyglotedit.exe
polyglotedit.exe
b6625c4a967686cef9e3597d8a1abaa2caabc440d656728f975bbc4a32f0989f.tmp
_iscrypt.dll
memory/768-73-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-96-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-89-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-86-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-83-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-56-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-45-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-77-0x0000000000A50000-0x0000000000AF2000-memory.dmp
memory/768-76-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-48-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-53-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-52-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-93-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-80-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-67-0x0000000000A50000-0x0000000000AF2000-memory.dmp
memory/768-62-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-65-0x0000000000400000-0x0000000000660000-memory.dmp
memory/768-66-0x0000000000A50000-0x0000000000AF2000-memory.dmp
memory/768-59-0x0000000000400000-0x0000000000660000-memory.dmp
memory/1984-38-0x0000000000400000-0x0000000000660000-memory.dmp
memory/1984-41-0x0000000000400000-0x0000000000660000-memory.dmp
memory/1984-42-0x0000000000400000-0x0000000000660000-memory.dmp
memory/1984-37-0x0000000000400000-0x0000000000660000-memory.dmp
memory/2716-49-0x0000000002340000-0x0000000002341000-memory.dmp
memory/2716-47-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/2716-6-0x0000000002340000-0x0000000002341000-memory.dmp
memory/2832-46-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2832-0-0x0000000000400000-0x0000000000414000-memory.dmp