Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
30/05/2024, 23:00
General
- Target fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b.exe
- Size 5.7MB
- Sample240530-2zdsjsda9z
- SHA256 fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b
Malware Config
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 3 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\fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b.exe"C:\Users\Admin\AppData\Local\Temp\fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-MTIPR.tmp\fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b.tmp"C:\Users\Admin\AppData\Local\Temp\is-MTIPR.tmp\fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b.tmp" /SL5="$60102,5752550,54272,C:\Users\Admin\AppData\Local\Temp\fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
5kplayer32.exe
_iscrypt.dll
_isdecmp.dll
fedeedcd2d32378fc15fe070751df74656d18d5395ef8f1ed3de88b45b49c24b.tmp
memory/1688-95-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-84-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-121-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-118-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-115-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-112-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-109-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-74-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-106-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-103-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-77-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-80-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-81-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-100-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-87-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-90-0x0000000000400000-0x0000000000777000-memory.dmp
memory/1688-93-0x00000000025A0000-0x0000000002642000-memory.dmp
memory/3060-67-0x0000000000400000-0x0000000000777000-memory.dmp
memory/3060-71-0x0000000000400000-0x0000000000777000-memory.dmp
memory/3060-69-0x0000000000400000-0x0000000000777000-memory.dmp
memory/3060-65-0x0000000000400000-0x0000000000777000-memory.dmp
memory/4336-19-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4336-76-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4620-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4620-75-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4620-2-0x0000000000401000-0x000000000040B000-memory.dmp