Analysis
- max time kernel
292s - max time network
293s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
07/06/2024, 00:37
General
- Target 973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed.exe
- Size 6.1MB
- Sample240607-ay1gdaee5s
- SHA256 973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed
Malware Config
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\973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed.exe"C:\Users\Admin\AppData\Local\Temp\973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-CUVBA.tmp\973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed.tmp"C:\Users\Admin\AppData\Local\Temp\is-CUVBA.tmp\973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed.tmp" /SL5="$A01D6,6191715,54272,C:\Users\Admin\AppData\Local\Temp\973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Mixability\mixability32_64.exe"C:\Users\Admin\AppData\Local\Mixability\mixability32_64.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Mixability\mixability32_64.exe"C:\Users\Admin\AppData\Local\Mixability\mixability32_64.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
mixability32_64.exe
973fe0c94e5fcc42c66f6823929173d78e6e2bbdd62a6413439c56f4a3580eed.tmp
_iscrypt.dll
memory/648-59-0x0000000000400000-0x000000000089D000-memory.dmp
memory/648-62-0x0000000000400000-0x000000000089D000-memory.dmp
memory/648-64-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-82-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-92-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-127-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-124-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-121-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-118-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-70-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-73-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-76-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-79-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-115-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-83-0x0000000000C40000-0x0000000000CE2000-memory.dmp
memory/1116-87-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-67-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-95-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-98-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-101-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-104-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-107-0x0000000000400000-0x000000000089D000-memory.dmp
memory/1116-108-0x0000000000C40000-0x0000000000CE2000-memory.dmp
memory/1116-109-0x0000000000C40000-0x0000000000CE2000-memory.dmp
memory/1116-112-0x0000000000400000-0x000000000089D000-memory.dmp
memory/4436-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4436-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/5068-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/5068-68-0x0000000000400000-0x0000000000414000-memory.dmp
memory/5068-0-0x0000000000400000-0x0000000000414000-memory.dmp