Analysis
- max time kernel
146s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
18/06/2024, 19:38
General
- Target dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a.exe
- Size 4.5MB
- Sample240618-ycgddavfph
- SHA256 dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a
Malware Config
Extracted
-
socks5systemz
-
buquedf.com
-
http://buquedf.com/search/?q=67e28dd8380ffb281106fa1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff716c3e6909f33
Signatures
- Detect Socks5Systemz Payload 1 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 FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a.exe"C:\Users\Admin\AppData\Local\Temp\dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-C6NCK.tmp\dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a.tmp"C:\Users\Admin\AppData\Local\Temp\is-C6NCK.tmp\dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a.tmp" /SL5="$500D8,4437341,54272,C:\Users\Admin\AppData\Local\Temp\dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe"C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe"C:\Users\Admin\AppData\Local\FanPlayer Cloud Free\playercloudfree32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
playercloudfree32.exe
_iscrypt.dll
dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a.tmp
memory/2384-70-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2384-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/2384-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3120-7-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3120-71-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3148-59-0x0000000000400000-0x000000000069E000-memory.dmp
memory/3148-61-0x0000000000400000-0x000000000069E000-memory.dmp
memory/3148-63-0x0000000000400000-0x000000000069E000-memory.dmp
memory/3148-65-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-72-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-90-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-68-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-74-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-76-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-79-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-82-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-85-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-86-0x0000000002520000-0x00000000025C2000-memory.dmp
memory/4680-69-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-95-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-98-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-101-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-104-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-107-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-110-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-114-0x0000000000400000-0x000000000069E000-memory.dmp
memory/4680-117-0x0000000000400000-0x000000000069E000-memory.dmp