Analysis
- max time kernel
147s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
19/06/2024, 10:57
General
- Target fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c.exe
- Size 4.9MB
- Sample240619-m2eqasyfna
- SHA256 fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c
Malware Config
Extracted
-
socks5systemz
-
bhepoic.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 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\fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c.exe"C:\Users\Admin\AppData\Local\Temp\fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-6QGSP.tmp\fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c.tmp"C:\Users\Admin\AppData\Local\Temp\is-6QGSP.tmp\fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c.tmp" /SL5="$70240,4935654,54272,C:\Users\Admin\AppData\Local\Temp\fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
audialstunebite32.exe
_iscrypt.dll
fb57459da8eb5ff8ee3b26602abdda7b7fdb8aa1ba6205523c80cf36f15a062c.tmp
memory/2352-59-0x0000000000400000-0x000000000067D000-memory.dmp
memory/2352-61-0x0000000000400000-0x000000000067D000-memory.dmp
memory/2352-63-0x0000000000400000-0x000000000067D000-memory.dmp
memory/2968-68-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2968-16-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4792-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4792-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4792-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4908-73-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-93-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-72-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-66-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-76-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-79-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-82-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-84-0x00000000009A0000-0x0000000000A42000-memory.dmp
memory/4908-88-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-69-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-96-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-99-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-102-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-105-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-108-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-111-0x0000000000400000-0x000000000067D000-memory.dmp
memory/4908-114-0x0000000000400000-0x000000000067D000-memory.dmp