Analysis
- max time kernel
300s - max time network
298s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
01/08/2024, 22:30
General
- Target 0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59.exe
- Size 4.0MB
- Sample240801-2e1ftatgne
- SHA256 0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59
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\0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59.exe"C:\Users\Admin\AppData\Local\Temp\0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-UGT18.tmp\0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59.tmp"C:\Users\Admin\AppData\Local\Temp\is-UGT18.tmp\0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59.tmp" /SL5="$50202,3978012,54272,C:\Users\Admin\AppData\Local\Temp\0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59.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
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Downloads
micmutebeta32_64.exe
0903ed8366638a48093844b0d74315a2561314f5579468ca117c0918f4689b59.tmp
_iscrypt.dll
memory/512-60-0x0000000000400000-0x0000000000414000-memory.dmp
memory/512-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/512-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2744-99-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-84-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-123-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-59-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-118-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-115-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-62-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-65-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-68-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-71-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-74-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-77-0x0000000000A40000-0x0000000000AE2000-memory.dmp
memory/2744-79-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-112-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-87-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-90-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-93-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-96-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-109-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-103-0x0000000000400000-0x0000000000793000-memory.dmp
memory/2744-106-0x0000000000400000-0x0000000000793000-memory.dmp
memory/3984-53-0x0000000000400000-0x0000000000793000-memory.dmp
memory/3984-52-0x0000000000400000-0x0000000000793000-memory.dmp
memory/3984-56-0x0000000000400000-0x0000000000793000-memory.dmp
memory/4512-10-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/4512-61-0x0000000000400000-0x00000000004BD000-memory.dmp