Analysis
- max time kernel
293s - max time network
260s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
01/08/2024, 22:31
General
- Target 119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c.exe
- Size 3.9MB
- Sample240801-2fvlysthjc
- SHA256 119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c
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.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c.exe"C:\Users\Admin\AppData\Local\Temp\119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-RTQP9.tmp\119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c.tmp"C:\Users\Admin\AppData\Local\Temp\is-RTQP9.tmp\119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c.tmp" /SL5="$50228,3832285,54272,C:\Users\Admin\AppData\Local\Temp\119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\MicMute Beta\micmutebeta32_64.exe"C:\Users\Admin\AppData\Local\MicMute Beta\micmutebeta32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\MicMute Beta\micmutebeta32_64.exe"C:\Users\Admin\AppData\Local\MicMute Beta\micmutebeta32_64.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
micmutebeta32_64.exe
119a398536bd595d1d58b41fc9d7276fb0328676160787718c95d4c4ffa3893c.tmp
_iscrypt.dll
memory/1052-55-0x0000000000400000-0x0000000000764000-memory.dmp
memory/1052-52-0x0000000000400000-0x0000000000764000-memory.dmp
memory/1052-53-0x0000000000400000-0x0000000000764000-memory.dmp
memory/1964-60-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/1964-12-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2220-73-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-83-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-122-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-117-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-61-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-64-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-67-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-70-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-114-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-76-0x00000000009E0000-0x0000000000A82000-memory.dmp
memory/2220-78-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-57-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-86-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-89-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-92-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-95-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-98-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-102-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-105-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-108-0x0000000000400000-0x0000000000764000-memory.dmp
memory/2220-111-0x0000000000400000-0x0000000000764000-memory.dmp
memory/4988-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4988-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4988-59-0x0000000000400000-0x0000000000414000-memory.dmp