Analysis
- max time kernel
146s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20240611-en - resource tags
- submitted
13/06/2024, 09:11
General
- Target 534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa.exe
- Size 4.8MB
- Sample240613-k52ccssdlc
- SHA256 534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa
Malware Config
Extracted
-
socks5systemz
-
aidhjwh.ru
-
http://aidhjwh.ru/search/?q=67e28dd8655df07d165afd1f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff713c6e69c9d3c
-
http://aidhjwh.ru/search/?q=67e28dd8655df07d165afd1f7c27d78406abdd88be4b12eab517aa5c96bd86ee95844a885a8bbc896c58e713bc90c91936b5281fc235a925ed3e01d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d983dc4669111
Signatures
- Detect Socks5Systemz Payload 3 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).
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa.exe"C:\Users\Admin\AppData\Local\Temp\534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-JFKD6.tmp\534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa.tmp"C:\Users\Admin\AppData\Local\Temp\is-JFKD6.tmp\534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa.tmp" /SL5="$1301EA,4770172,54272,C:\Users\Admin\AppData\Local\Temp\534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
moonvoiceassist.exe
_iscrypt.dll
534f95515968d22a1af652695fbe00cfe52ce36c5200af29c2c7fb185aab2eaa.tmp
memory/1212-97-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-80-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-118-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-115-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-111-0x0000000000B10000-0x0000000000BB2000-memory.dmp
memory/1212-110-0x0000000000B10000-0x0000000000BB2000-memory.dmp
memory/1212-109-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-68-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-106-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-103-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-71-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-74-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-77-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-100-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-83-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-86-0x0000000000B10000-0x0000000000BB2000-memory.dmp
memory/1212-89-0x0000000000400000-0x000000000072C000-memory.dmp
memory/1212-94-0x0000000000400000-0x000000000072C000-memory.dmp
memory/4180-65-0x0000000000400000-0x000000000072C000-memory.dmp
memory/4180-63-0x0000000000400000-0x000000000072C000-memory.dmp
memory/4180-60-0x0000000000400000-0x000000000072C000-memory.dmp
memory/4180-59-0x0000000000400000-0x000000000072C000-memory.dmp
memory/4516-16-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4516-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/5100-1-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5100-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5100-3-0x0000000000401000-0x000000000040B000-memory.dmp