Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240611-en - resource tags
- submitted
24/06/2024, 21:41
General
- Target 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe
- Size 4.8MB
- Sample240624-1j69gstand
- SHA256 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc
Malware Config
Extracted
-
socks5systemz
-
beypedd.com
Signatures
- Detect Socks5Systemz Payload 1 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 FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe"C:\Users\Admin\AppData\Local\Temp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-QMPG4.tmp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp"C:\Users\Admin\AppData\Local\Temp\is-QMPG4.tmp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp" /SL5="$40242,4756447,54272,C:\Users\Admin\AppData\Local\Temp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Winypux\winypux32.exe"C:\Users\Admin\AppData\Local\Winypux\winypux32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Winypux\winypux32.exe"C:\Users\Admin\AppData\Local\Winypux\winypux32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_iscrypt.dll
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp
winypux32.exe
memory/1992-97-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-100-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-115-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-112-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-109-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-68-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-106-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-103-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-94-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-89-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-71-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-74-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-77-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-80-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-83-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/1992-84-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/2960-63-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/2960-65-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/2960-60-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/2960-59-0x0000000000400000-0x00000000006C8000-memory.dmp
memory/3748-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3748-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3748-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4488-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4488-10-0x0000000000400000-0x00000000004BA000-memory.dmp