Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
09/04/2024, 02:36
General
- Target 24ece7cd0043582e4a96824fa50dd3fe.exe
- Size 4.2MB
- Sample240409-c3kmtsbh93
- SHA256 4c02dfabc290e94364fca573f0e2a9631eb5042e4f6881d2b9b0784f0e7235da
Malware Config
Extracted
-
socks5systemz
-
http://erekogn.ua/search/?q=67e28dd86a5cf47e155fff1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd17c3ef97993a
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\24ece7cd0043582e4a96824fa50dd3fe.exe"C:\Users\Admin\AppData\Local\Temp\24ece7cd0043582e4a96824fa50dd3fe.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-34Q2F.tmp\24ece7cd0043582e4a96824fa50dd3fe.tmp"C:\Users\Admin\AppData\Local\Temp\is-34Q2F.tmp\24ece7cd0043582e4a96824fa50dd3fe.tmp" /SL5="$180028,4046160,54272,C:\Users\Admin\AppData\Local\Temp\24ece7cd0043582e4a96824fa50dd3fe.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Sound Volume\soundvolume.exe"C:\Users\Admin\AppData\Local\Sound Volume\soundvolume.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Sound Volume\soundvolume.exe"C:\Users\Admin\AppData\Local\Sound Volume\soundvolume.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
soundvolume.exe
24ece7cd0043582e4a96824fa50dd3fe.tmp
_iscrypt.dll
memory/684-79-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-80-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/684-99-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-96-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-92-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-89-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-46-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-48-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-86-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-83-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-51-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-65-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-55-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-56-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-76-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-71-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/684-59-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-68-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/684-70-0x0000000000400000-0x000000000070F000-memory.dmp
memory/684-62-0x0000000000400000-0x000000000070F000-memory.dmp
memory/1732-44-0x0000000000400000-0x000000000070F000-memory.dmp
memory/1732-40-0x0000000000400000-0x000000000070F000-memory.dmp
memory/1732-39-0x0000000000400000-0x000000000070F000-memory.dmp
memory/4820-7-0x0000000002210000-0x0000000002211000-memory.dmp
memory/4820-52-0x0000000002210000-0x0000000002211000-memory.dmp
memory/4820-50-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4944-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4944-49-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4944-2-0x0000000000400000-0x0000000000414000-memory.dmp