Analysis
- max time kernel
292s - max time network
287s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
01/08/2024, 22:36
General
- Target 41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6.exe
- Size 4.1MB
- Sample240801-2jbcgsvanc
- SHA256 41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6
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\41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6.exe"C:\Users\Admin\AppData\Local\Temp\41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-9F5JI.tmp\41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6.tmp"C:\Users\Admin\AppData\Local\Temp\is-9F5JI.tmp\41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6.tmp" /SL5="$7021C,4035358,54272,C:\Users\Admin\AppData\Local\Temp\41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6.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
41b900d0e0659ed49833a8b8d4896104b4e30b9e19b77cd537aa2a852374e1e6.tmp
_iscrypt.dll
memory/412-60-0x0000000000400000-0x0000000000414000-memory.dmp
memory/412-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/412-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1384-99-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-84-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-121-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-59-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-118-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-115-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-62-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-65-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-68-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-71-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-74-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-77-0x0000000000AE0000-0x0000000000B82000-memory.dmp
memory/1384-79-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-112-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-87-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-90-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-93-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-96-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-109-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-103-0x0000000000400000-0x0000000000796000-memory.dmp
memory/1384-106-0x0000000000400000-0x0000000000796000-memory.dmp
memory/3976-10-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/3976-61-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/4528-53-0x0000000000400000-0x0000000000796000-memory.dmp
memory/4528-52-0x0000000000400000-0x0000000000796000-memory.dmp
memory/4528-56-0x0000000000400000-0x0000000000796000-memory.dmp