Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
31/05/2024, 14:18
General
- Target d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9.exe
- Size 4.9MB
- Sample240531-rmjsxsbb5s
- SHA256 d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9
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\d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9.exe"C:\Users\Admin\AppData\Local\Temp\d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-4QHND.tmp\d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9.tmp"C:\Users\Admin\AppData\Local\Temp\is-4QHND.tmp\d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9.tmp" /SL5="$901D8,4871470,54272,C:\Users\Admin\AppData\Local\Temp\d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9.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
Loading Replay Monitor...
Downloads
ddsoundrecorder.exe
d0def0491d9aae6922fa2d6389a2c93d8fe5863b6559912df9628153474cd4b9.tmp
_iscrypt.dll
memory/2328-97-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-100-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-115-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-112-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-109-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-106-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-68-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-103-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-94-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-89-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-71-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-74-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-77-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-80-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-83-0x0000000000400000-0x000000000076D000-memory.dmp
memory/2328-86-0x00000000009F0000-0x0000000000A92000-memory.dmp
memory/2780-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2780-13-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3000-65-0x0000000000400000-0x000000000076D000-memory.dmp
memory/3000-61-0x0000000000400000-0x000000000076D000-memory.dmp
memory/3000-60-0x0000000000400000-0x000000000076D000-memory.dmp
memory/3000-59-0x0000000000400000-0x000000000076D000-memory.dmp
memory/4472-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4472-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4472-2-0x0000000000401000-0x000000000040B000-memory.dmp