Analysis
- max time kernel
141s - max time network
141s - platform
windows11-21h2_x64 - resource
win11-20240802-en - resource tags
- submitted
11/08/2024, 19:09
General
- Target 6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e.exe
- Size 4.2MB
- Sample240811-xty43stcml
- SHA256 6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e
Malware Config
Signatures
- Detect Socks5Systemz Payload 3 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 3 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.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e.exe"C:\Users\Admin\AppData\Local\Temp\6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-PDDUA.tmp\6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e.tmp"C:\Users\Admin\AppData\Local\Temp\is-PDDUA.tmp\6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e.tmp" /SL5="$A0208,4092720,54272,C:\Users\Admin\AppData\Local\Temp\6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe"C:\Users\Admin\AppData\Local\XULPlayer\xulplayer32_64.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_iscrypt.dll
_isdecmp.dll
6086addd95fb28ecc9bd5aab696a3a3460481752e42cf1fd24fd532c65c5c64e.tmp
xulplayer32_64.exe
memory/1296-66-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1296-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/1296-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1304-60-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1304-61-0x0000000000400000-0x000000000077C000-memory.dmp
memory/1304-58-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-70-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-92-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-116-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-68-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-113-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-72-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-75-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-78-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-81-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-83-0x0000000000B30000-0x0000000000BD2000-memory.dmp
memory/3104-87-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-65-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-95-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-98-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-101-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-104-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-107-0x0000000000400000-0x000000000077C000-memory.dmp
memory/3104-108-0x0000000000B30000-0x0000000000BD2000-memory.dmp
memory/3104-109-0x0000000000B30000-0x0000000000BD2000-memory.dmp
memory/3612-13-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/3612-67-0x0000000000400000-0x00000000004BD000-memory.dmp