Analysis
- max time kernel
142s - max time network
129s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
15/10/2024, 14:06
General
- Target 69c6e8487e188d5cd90bc90d79447d38.exe
- Size 4.0MB
- Sample241015-redxpsserj
- SHA256 e3bbd28dc17872105868334189a332fbf6836677d7d0d8591f9280d0af872c8a
Malware Config
Signatures
- Detect Socks5Systemz Payload 3 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\69c6e8487e188d5cd90bc90d79447d38.exe"C:\Users\Admin\AppData\Local\Temp\69c6e8487e188d5cd90bc90d79447d38.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-H6N30.tmp\is-JQFRU.tmp"C:\Users\Admin\AppData\Local\Temp\is-H6N30.tmp\is-JQFRU.tmp" /SL4 $80092 "C:\Users\Admin\AppData\Local\Temp\69c6e8487e188d5cd90bc90d79447d38.exe" 3920105 527362⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\VEX Video Extensions\vexvideoextensions32.exe"C:\Users\Admin\AppData\Local\VEX Video Extensions\vexvideoextensions32.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
is-JQFRU.tmp
_iscrypt.dll
vexvideoextensions32.exe
memory/1148-84-0x0000000000400000-0x00000000004B1000-memory.dmp
memory/1148-10-0x0000000000400000-0x00000000004B1000-memory.dmp
memory/1900-94-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-104-0x0000000000960000-0x0000000000A02000-memory.dmp
memory/1900-80-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-83-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-135-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-132-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-87-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-88-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-91-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-128-0x0000000000960000-0x0000000000A02000-memory.dmp
memory/1900-97-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-100-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-103-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-79-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-110-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-114-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-113-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-117-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-120-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-123-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-126-0x0000000000400000-0x00000000006A7000-memory.dmp
memory/1900-127-0x0000000000960000-0x0000000000A02000-memory.dmp
memory/4468-2-0x0000000000401000-0x000000000040A000-memory.dmp
memory/4468-85-0x0000000000400000-0x0000000000413000-memory.dmp
memory/4468-0-0x0000000000400000-0x0000000000413000-memory.dmp