Analysis
- max time kernel
147s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
13/06/2024, 12:41
General
- Target a1f7e8d69f54697f9e4fea2617c6ad13.exe
- Size 4.8MB
- Sample240613-pwrh1stapp
- SHA256 275cf7706f9d5d49cbcb52032850b1995211b81438257b00582040831ced93d7
Malware Config
Extracted
-
socks5systemz
-
bgugfms.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\a1f7e8d69f54697f9e4fea2617c6ad13.exe"C:\Users\Admin\AppData\Local\Temp\a1f7e8d69f54697f9e4fea2617c6ad13.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-0G2II.tmp\a1f7e8d69f54697f9e4fea2617c6ad13.tmp"C:\Users\Admin\AppData\Local\Temp\is-0G2II.tmp\a1f7e8d69f54697f9e4fea2617c6ad13.tmp" /SL5="$701E4,4833272,54272,C:\Users\Admin\AppData\Local\Temp\a1f7e8d69f54697f9e4fea2617c6ad13.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
a1f7e8d69f54697f9e4fea2617c6ad13.tmp
_iscrypt.dll
memory/184-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/184-12-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/876-64-0x0000000000400000-0x0000000000718000-memory.dmp
memory/876-59-0x0000000000400000-0x0000000000718000-memory.dmp
memory/876-60-0x0000000000400000-0x0000000000718000-memory.dmp
memory/876-65-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-74-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-99-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-114-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-111-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-71-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-108-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-77-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-80-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-83-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-86-0x0000000002900000-0x00000000029A2000-memory.dmp
memory/3008-90-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-93-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-96-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-68-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-102-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3008-105-0x0000000000400000-0x0000000000718000-memory.dmp
memory/3504-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3504-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/3504-69-0x0000000000400000-0x0000000000414000-memory.dmp