Analysis
- max time kernel
123s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
- submitted
07/06/2024, 12:52
General
- Target b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5.exe
- Size 4.6MB
- Sample240607-p4bgrshd32
- SHA256 b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5
Malware Config
Signatures
- Detect Socks5Systemz Payload 3 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.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5.exe"C:\Users\Admin\AppData\Local\Temp\b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-U0TLP.tmp\b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5.tmp"C:\Users\Admin\AppData\Local\Temp\is-U0TLP.tmp\b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5.tmp" /SL5="$40204,4622762,54272,C:\Users\Admin\AppData\Local\Temp\b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe"C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe"C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
moonvideo2audio32.exe
moonvideo2audio32.exe
moonvideo2audio32.exe
_iscrypt.dll
b783bb9aa61b3cf5311eb3d7f9961bcd3d513e41f45255d17889d2c6fd65efb5.tmp
memory/2508-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2508-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2508-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3488-7-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3488-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4060-71-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-100-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-67-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-118-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-115-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-110-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/4060-111-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/4060-74-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-75-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-78-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-81-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-84-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-87-0x0000000000A20000-0x0000000000AC2000-memory.dmp
memory/4060-88-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-94-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-97-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-68-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-103-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-106-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4060-109-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4212-59-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4212-60-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4212-64-0x0000000000400000-0x00000000006B7000-memory.dmp
memory/4212-61-0x0000000000400000-0x00000000006B7000-memory.dmp