Analysis
- max time kernel
144s - max time network
131s - platform
windows7_x64 - resource
win7-20240508-en - resource tags
- submitted
02/06/2024, 01:00
General
- Target 0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91.exe
- Size 6.3MB
- Sample240602-bc1qpadc5x
- SHA256 0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91
Malware Config
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Detects executables packed with VMProtect. 16 IoCs
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 5 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 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91.exe"C:\Users\Admin\AppData\Local\Temp\0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-7VU6N.tmp\0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91.tmp"C:\Users\Admin\AppData\Local\Temp\is-7VU6N.tmp\0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91.tmp" /SL5="$4010A,6386951,54272,C:\Users\Admin\AppData\Local\Temp\0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe"C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe"C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
berryplayer32.exe
0551d5b1e252916fa78d6d35dcf39f21ecebfd3c4997997daaa33e55daab7f91.tmp
_iscrypt.dll
_shfoldr.dll
memory/2236-12-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2236-64-0x0000000005A30000-0x0000000005F37000-memory.dmp
memory/2236-78-0x0000000005A30000-0x0000000005F37000-memory.dmp
memory/2236-74-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2424-73-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2424-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2424-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2668-75-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-91-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-120-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-117-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-113-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-79-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-82-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-85-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-88-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-71-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-92-0x0000000002830000-0x00000000028D2000-memory.dmp
memory/2668-98-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-101-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-104-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-107-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2668-110-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2784-65-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2784-66-0x0000000000400000-0x0000000000907000-memory.dmp
memory/2784-69-0x0000000000400000-0x0000000000907000-memory.dmp