Analysis
- max time kernel
144s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
30/03/2024, 13:59
General
- Target 4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191.exe
- Size 1.9MB
- Sample240330-raqeyafh81
- SHA256 4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191
Malware Config
Extracted
-
socks5systemz
-
http://ayoofjm.ru/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe19c0e8979e38
-
http://ayoofjm.ru/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12eab517aa5c96bd86ec978e48885a8bbc896c58e713bc90c91836b5281fc235a925ed3e03d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee94923bca6d9215
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
-
C:\Users\Admin\AppData\Local\Temp\4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191.exe"C:\Users\Admin\AppData\Local\Temp\4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-DG1BU.tmp\4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191.tmp"C:\Users\Admin\AppData\Local\Temp\is-DG1BU.tmp\4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191.tmp" /SL5="$100030,1594690,54272,C:\Users\Admin\AppData\Local\Temp\4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe"C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe"C:\Users\Admin\AppData\Local\CD Audio Converter\cdaudioconverter.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
cdaudioconverter.exe
4e4c50c2593c9f40203a61be4e61a0db9c14dc70526d0a97dd47a7f4baf71191.tmp
_iscrypt.dll
memory/1452-48-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1452-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1452-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2824-7-0x0000000002210000-0x0000000002211000-memory.dmp
memory/2824-51-0x0000000002210000-0x0000000002211000-memory.dmp
memory/2824-49-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/3156-75-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-69-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-47-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-100-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-97-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-50-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-93-0x0000000000800000-0x00000000008A2000-memory.dmp
memory/3156-54-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-55-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-58-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-61-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-64-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-66-0x0000000000800000-0x00000000008A2000-memory.dmp
memory/3156-46-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-70-0x0000000000800000-0x00000000008A2000-memory.dmp
memory/3156-92-0x0000000000800000-0x00000000008A2000-memory.dmp
memory/3156-78-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-79-0x0000000000800000-0x00000000008A2000-memory.dmp
memory/3156-82-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-85-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-88-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3156-91-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3564-38-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3564-39-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3564-40-0x0000000000400000-0x00000000005F4000-memory.dmp
memory/3564-43-0x0000000000400000-0x00000000005F4000-memory.dmp