Analysis
- max time kernel
143s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
09/08/2024, 23:53
General
- Target 971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a.exe
- Size 3.7MB
- Sample240809-3xeshawaqj
- SHA256 971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a
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\971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a.exe"C:\Users\Admin\AppData\Local\Temp\971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-EUHIE.tmp\971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a.tmp"C:\Users\Admin\AppData\Local\Temp\is-EUHIE.tmp\971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a.tmp" /SL5="$8004E,3641096,54272,C:\Users\Admin\AppData\Local\Temp\971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a.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\BekkySoft Universal Player\bekkysoftuniversalplayer32_64.exe"C:\Users\Admin\AppData\Local\BekkySoft Universal Player\bekkysoftuniversalplayer32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\BekkySoft Universal Player\bekkysoftuniversalplayer32_64.exe"C:\Users\Admin\AppData\Local\BekkySoft Universal Player\bekkysoftuniversalplayer32_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
bekkysoftuniversalplayer32_64.exe
_iscrypt.dll
971d6cc496bbd519bbfab2783073359c78a1e0601218071feb368d3812f08a0a.tmp
memory/692-52-0x0000000000400000-0x0000000000811000-memory.dmp
memory/692-53-0x0000000000400000-0x0000000000811000-memory.dmp
memory/692-56-0x0000000000400000-0x0000000000811000-memory.dmp
memory/692-57-0x0000000000400000-0x0000000000811000-memory.dmp
memory/2020-62-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2020-13-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/2212-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2212-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2212-61-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3956-66-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-82-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-59-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-69-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-72-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-75-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-78-0x0000000000A00000-0x0000000000AA2000-memory.dmp
memory/3956-63-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-85-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-88-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-91-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-94-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-97-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-100-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-104-0x0000000000400000-0x0000000000811000-memory.dmp
memory/3956-107-0x0000000000400000-0x0000000000811000-memory.dmp