Analysis
- max time kernel
292s - max time network
299s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
01/08/2024, 22:45
General
- Target 9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e.exe
- Size 4.5MB
- Sample240801-2pmbyavdke
- SHA256 9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e
Malware Config
Signatures
- Detect Socks5Systemz Payload 1 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\9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e.exe"C:\Users\Admin\AppData\Local\Temp\9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-732FB.tmp\9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e.tmp"C:\Users\Admin\AppData\Local\Temp\is-732FB.tmp\9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e.tmp" /SL5="$501F8,4417311,54272,C:\Users\Admin\AppData\Local\Temp\9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e.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\Direct MIDI to MP3 Converter\directmidi2mp3converter.exe"C:\Users\Admin\AppData\Local\Direct MIDI to MP3 Converter\directmidi2mp3converter.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\Direct MIDI to MP3 Converter\directmidi2mp3converter.exe"C:\Users\Admin\AppData\Local\Direct MIDI to MP3 Converter\directmidi2mp3converter.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
directmidi2mp3converter.exe
9e9d73e4542a4ed89480977323e25a38f5e0576f80294cb109a437e48a61615e.tmp
_iscrypt.dll
_isdecmp.dll
memory/2288-99-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-105-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-129-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-124-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-121-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-63-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-118-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-115-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-112-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-67-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-70-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-109-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-74-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-77-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-80-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-81-0x0000000000AF0000-0x0000000000B92000-memory.dmp
memory/2288-87-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-90-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-93-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-96-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2288-102-0x0000000000400000-0x000000000081B000-memory.dmp
memory/2856-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2856-65-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2856-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/3848-71-0x0000000000400000-0x000000000081B000-memory.dmp
memory/3848-58-0x0000000000400000-0x000000000081B000-memory.dmp
memory/3848-61-0x0000000000400000-0x000000000081B000-memory.dmp
memory/3848-60-0x0000000000400000-0x000000000081B000-memory.dmp
memory/4964-10-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/4964-66-0x0000000000400000-0x00000000004BD000-memory.dmp