Analysis
- max time kernel
148s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
21/06/2024, 17:05
General
- Target 08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593.exe
- Size 4.6MB
- Sample240621-vmcamascnq
- SHA256 08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593
Malware Config
Extracted
-
socks5systemz
-
ckcspbj.net
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\08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593.exe"C:\Users\Admin\AppData\Local\Temp\08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-LF0NU.tmp\08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593.tmp"C:\Users\Admin\AppData\Local\Temp\is-LF0NU.tmp\08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593.tmp" /SL5="$4020E,4545260,54272,C:\Users\Admin\AppData\Local\Temp\08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Dibelius\dibelius32_64.exe"C:\Users\Admin\AppData\Local\Dibelius\dibelius32_64.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Dibelius\dibelius32_64.exe"C:\Users\Admin\AppData\Local\Dibelius\dibelius32_64.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
dibelius32_64.exe
08555a830c61ea9b5933da7a306e6cbca4fb4b55238987a0b631db14dc850593.tmp
_iscrypt.dll
memory/3336-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3336-16-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3692-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3692-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/3692-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4564-60-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4564-65-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4564-63-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4564-59-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-74-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-88-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-68-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-77-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-80-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-83-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-84-0x0000000000CE0000-0x0000000000D82000-memory.dmp
memory/4576-71-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-93-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-96-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-99-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-102-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-105-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-108-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-111-0x0000000000400000-0x000000000069F000-memory.dmp
memory/4576-114-0x0000000000400000-0x000000000069F000-memory.dmp