Analysis
- max time kernel
148s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
19/06/2024, 04:41
General
- Target efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d.exe
- Size 4.5MB
- Sample240619-fa5zvatgnc
- SHA256 efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d
Malware Config
Extracted
-
socks5systemz
-
aybmtph.ru
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 3 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\efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d.exe"C:\Users\Admin\AppData\Local\Temp\efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-QBT7S.tmp\efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d.tmp"C:\Users\Admin\AppData\Local\Temp\is-QBT7S.tmp\efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d.tmp" /SL5="$40242,4446498,54272,C:\Users\Admin\AppData\Local\Temp\efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
audialstunebite.exe
_iscrypt.dll
efdde3de766dc42d8474f9202fe7f7afe5bca4d0e0a4562ca8fd1a5aa1fc944d.tmp
memory/1336-8-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1336-71-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1736-70-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1736-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/1736-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3504-90-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-85-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-68-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-69-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-117-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-114-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-72-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-75-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-76-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-79-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-82-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-111-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-86-0x00000000009B0000-0x0000000000A52000-memory.dmp
memory/3504-108-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-96-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-99-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-102-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3504-105-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3784-59-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3784-61-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3784-63-0x0000000000400000-0x0000000000667000-memory.dmp
memory/3784-65-0x0000000000400000-0x0000000000667000-memory.dmp