Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
01/06/2024, 01:09
General
- Target eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f.exe
- Size 4.8MB
- Sample240601-bh331ada64
- SHA256 eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f
Malware Config
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\eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f.exe"C:\Users\Admin\AppData\Local\Temp\eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-37KEE.tmp\eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f.tmp"C:\Users\Admin\AppData\Local\Temp\is-37KEE.tmp\eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f.tmp" /SL5="$40210,4740070,54272,C:\Users\Admin\AppData\Local\Temp\eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe"C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe"C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
ddsoundrecorder.exe
_iscrypt.dll
eadcff41d21315abe20be7238bf6d80d3992b2eb4b74430818c5c2def0c26c6f.tmp
memory/2580-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2580-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2984-88-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-99-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-114-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-67-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-111-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-108-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-105-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-70-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-73-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-76-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-79-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-82-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-83-0x0000000000A30000-0x0000000000AD2000-memory.dmp
memory/2984-102-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-93-0x0000000000400000-0x0000000000742000-memory.dmp
memory/2984-96-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4220-59-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4220-64-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4220-62-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4528-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4528-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4528-68-0x0000000000400000-0x0000000000414000-memory.dmp