Analysis
- max time kernel
149s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
24/03/2024, 03:50
General
- Target 4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44.exe
- Size 2.0MB
- Sample240324-ed98asca5t
- SHA256 4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44
Malware Config
Extracted
-
socks5systemz
-
http://ezkqeqi.ua/search/?q=67e28dd83f08f2204807f9497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4be8889b5e4fa9281ae978ff71ea771795af8e05c646db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c5ed969b3b
-
http://ezkqeqi.ua/search/?q=67e28dd83f08f2204807f9497c27d78406abdd88be4b12eab517aa5c96bd86e993864f895a8bbc896c58e713bc90c91e36b5281fc235a925ed3e5cd6bd974a95129070b615e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee94983ecf6c9716
Signatures
- Detect Socks5Systemz Payload 5 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 WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44.exe"C:\Users\Admin\AppData\Local\Temp\4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-99BNF.tmp\4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44.tmp"C:\Users\Admin\AppData\Local\Temp\is-99BNF.tmp\4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44.tmp" /SL5="$5004E,1710706,54272,C:\Users\Admin\AppData\Local\Temp\4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Turbo Site Pro\turbositepro.exe"C:\Users\Admin\AppData\Local\Turbo Site Pro\turbositepro.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Turbo Site Pro\turbositepro.exe"C:\Users\Admin\AppData\Local\Turbo Site Pro\turbositepro.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_iscrypt.dll
4b9bf98619005e04692a0b056f348da51972f5fea76b3cee19c44e2aeecafe44.tmp
turbositepro.exe
memory/856-77-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/856-65-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/856-98-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-95-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-91-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/856-90-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/856-45-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-89-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-86-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-48-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-83-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-52-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-53-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-56-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-59-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-76-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-80-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-66-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-68-0x0000000000900000-0x00000000009A2000-memory.dmp
memory/856-73-0x0000000000400000-0x000000000060E000-memory.dmp
memory/856-62-0x0000000000400000-0x000000000060E000-memory.dmp
memory/1884-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1884-46-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3584-6-0x0000000002440000-0x0000000002441000-memory.dmp
memory/3584-49-0x0000000002440000-0x0000000002441000-memory.dmp
memory/3584-47-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/3764-42-0x0000000000400000-0x000000000060E000-memory.dmp
memory/3764-40-0x0000000000400000-0x000000000060E000-memory.dmp
memory/3764-38-0x0000000000400000-0x000000000060E000-memory.dmp
memory/3764-37-0x0000000000400000-0x000000000060E000-memory.dmp