Analysis
- max time kernel
141s - max time network
125s - platform
windows11-21h2_x64 - resource
win11-20240802-en - resource tags
- submitted
27/08/2024, 17:18
General
- Target 76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a.exe
- Size 3.6MB
- Sample240827-vvclcs1gnb
- SHA256 76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a
Malware Config
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 2 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.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a.exe"C:\Users\Admin\AppData\Local\Temp\76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-U6BF5.tmp\76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a.tmp"C:\Users\Admin\AppData\Local\Temp\is-U6BF5.tmp\76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a.tmp" /SL5="$601DE,3502296,54272,C:\Users\Admin\AppData\Local\Temp\76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Screenshots Video Editor\screenshotsvideoeditor32_64.exe"C:\Users\Admin\AppData\Local\Screenshots Video Editor\screenshotsvideoeditor32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
screenshotsvideoeditor32_64.exe
_iscrypt.dll
76c97f1c8136c002888cca3cf2325e5fd954820e5b30b86ffec351615ab2031a.tmp
memory/4252-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4252-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4252-58-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4364-56-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4364-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4552-64-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-73-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-57-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-55-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-60-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-61-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-52-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-67-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-70-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-54-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-76-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-77-0x0000000000AE0000-0x0000000000B82000-memory.dmp
memory/4552-83-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-86-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-89-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-92-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-95-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-98-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-102-0x0000000000400000-0x00000000006F5000-memory.dmp
memory/4552-105-0x0000000000400000-0x00000000006F5000-memory.dmp