Analysis
- max time kernel
142s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
10/08/2024, 01:22
General
- Target 674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44.exe
- Size 4.0MB
- Sample240810-brp8hatamc
- SHA256 674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44
Malware Config
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.
- 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\674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44.exe"C:\Users\Admin\AppData\Local\Temp\674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-IPOAU.tmp\674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44.tmp"C:\Users\Admin\AppData\Local\Temp\is-IPOAU.tmp\674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44.tmp" /SL5="$601BA,3944875,54272,C:\Users\Admin\AppData\Local\Temp\674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44.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\BekkySoft Universal Player\bekkysoftuniversalplayer.exe"C:\Users\Admin\AppData\Local\BekkySoft Universal Player\bekkysoftuniversalplayer.exe" -i3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\BekkySoft Universal Player\bekkysoftuniversalplayer.exe"C:\Users\Admin\AppData\Local\BekkySoft Universal Player\bekkysoftuniversalplayer.exe" -s3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
bekkysoftuniversalplayer.exe
674fc16c4c45228f74e2d6668b540388ab694e4065da5f18ff91d1fd36777c44.tmp
_iscrypt.dll
memory/1612-52-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1612-56-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1612-53-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-68-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-77-0x0000000002680000-0x0000000002722000-memory.dmp
memory/1996-108-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-59-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-105-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-101-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-62-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-65-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-99-0x0000000002680000-0x0000000002722000-memory.dmp
memory/1996-71-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-74-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-100-0x0000000002680000-0x0000000002722000-memory.dmp
memory/1996-79-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-84-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-87-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-90-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-93-0x0000000000400000-0x0000000000830000-memory.dmp
memory/1996-96-0x0000000000400000-0x0000000000830000-memory.dmp
memory/3000-16-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/3000-61-0x0000000000400000-0x00000000004BD000-memory.dmp
memory/4192-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4192-60-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4192-2-0x0000000000401000-0x000000000040B000-memory.dmp