Analysis
- max time kernel
147s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
15/06/2024, 01:15
General
- Target f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe
- Size 4.8MB
- Sample240615-bml1aateqe
- SHA256 f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb
Malware Config
Extracted
-
socks5systemz
-
bubdolu.com
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 3 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\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe"C:\Users\Admin\AppData\Local\Temp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-59N9K.tmp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp"C:\Users\Admin\AppData\Local\Temp\is-59N9K.tmp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp" /SL5="$A011E,4810418,54272,C:\Users\Admin\AppData\Local\Temp\f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
moonvoiceassist32.exe
f92a7231efb1a1b09a75a192c77ce4ef987aaf8e30461c6ebe87e4f1e5ab1cfb.tmp
_iscrypt.dll
memory/2036-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2036-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2456-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2456-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2456-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2968-96-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-83-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-68-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-114-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-111-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-71-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-74-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-77-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-80-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-108-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-86-0x0000000002910000-0x00000000029B2000-memory.dmp
memory/2968-88-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-93-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-105-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-99-0x0000000000400000-0x000000000070B000-memory.dmp
memory/2968-102-0x0000000000400000-0x000000000070B000-memory.dmp
memory/3224-59-0x0000000000400000-0x000000000070B000-memory.dmp
memory/3224-65-0x0000000000400000-0x000000000070B000-memory.dmp
memory/3224-60-0x0000000000400000-0x000000000070B000-memory.dmp
memory/3224-63-0x0000000000400000-0x000000000070B000-memory.dmp