Analysis
- max time kernel
147s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240802-en - resource tags
- submitted
25/08/2024, 14:04
General
- Target 7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970.exe
- Size 3.6MB
- Sample240825-rdkzmaxhrf
- SHA256 7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970
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.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970.exe"C:\Users\Admin\AppData\Local\Temp\7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-07KF5.tmp\7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970.tmp"C:\Users\Admin\AppData\Local\Temp\is-07KF5.tmp\7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970.tmp" /SL5="$5025C,3523999,54272,C:\Users\Admin\AppData\Local\Temp\7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Media Player Red Edition\mediaplayerRE32.exe"C:\Users\Admin\AppData\Local\Media Player Red Edition\mediaplayerRE32.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\Media Player Red Edition\mediaplayerRE32.exe"C:\Users\Admin\AppData\Local\Media Player Red Edition\mediaplayerRE32.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
mediaplayerRE32.exe
7cc7bac01d937121dda2c8c29547f564bd22610d3586f280be256c8043512970.tmp
_iscrypt.dll
memory/32-53-0x0000000000400000-0x0000000000760000-memory.dmp
memory/32-56-0x0000000000400000-0x0000000000760000-memory.dmp
memory/32-55-0x0000000000400000-0x0000000000760000-memory.dmp
memory/32-52-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-64-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-76-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-108-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-59-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-105-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-101-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-63-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-98-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-67-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-70-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-73-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-95-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-79-0x0000000002D60000-0x0000000002EC2000-memory.dmp
memory/416-81-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-86-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-89-0x0000000000400000-0x0000000000760000-memory.dmp
memory/416-92-0x0000000000400000-0x0000000000760000-memory.dmp
memory/1508-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1508-61-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1508-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2308-12-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2308-60-0x0000000000400000-0x00000000004BA000-memory.dmp