Analysis
- max time kernel
142s - max time network
126s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
15/06/2024, 10:42
General
- Target e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072.exe
- Size 5.8MB
- Sample240615-mrrbca1ejj
- SHA256 e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072
Malware Config
Extracted
-
socks5systemz
-
bocwehg.com
-
http://bocwehg.com/search/?q=67e28dd8685ff37d4306f81a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff715c4e7949333
-
http://bocwehg.com/search/?q=67e28dd8685ff37d4306f81a7c27d78406abdd88be4b12eab517aa5c96bd86e891814a865a8bbc896c58e713bc90c91b36b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9e3fc56e9f1e
Signatures
- Detect Socks5Systemz Payload 3 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.
- 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\e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072.exe"C:\Users\Admin\AppData\Local\Temp\e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-F6QAB.tmp\e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072.tmp"C:\Users\Admin\AppData\Local\Temp\is-F6QAB.tmp\e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072.tmp" /SL5="$B0120,5853311,54272,C:\Users\Admin\AppData\Local\Temp\e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe"C:\Users\Admin\AppData\Local\SVO Media Player\svomediaplayer.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
svomediaplayer.exe
e8e5f280e3a652c9d0486d0f3bf4d9d4e5110a75c8049e75f27ac973383ac072.tmp
_iscrypt.dll
_isdecmp.dll
memory/1896-71-0x0000000000400000-0x0000000000737000-memory.dmp
memory/1896-65-0x0000000000400000-0x0000000000737000-memory.dmp
memory/1896-66-0x0000000000400000-0x0000000000737000-memory.dmp
memory/1896-69-0x0000000000400000-0x0000000000737000-memory.dmp
memory/2224-76-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2224-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/3212-77-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-99-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-123-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-120-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-116-0x0000000002960000-0x0000000002A02000-memory.dmp
memory/3212-80-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-83-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-86-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-89-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-92-0x0000000002960000-0x0000000002A02000-memory.dmp
memory/3212-96-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-74-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-102-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-105-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-108-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-111-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-114-0x0000000000400000-0x0000000000737000-memory.dmp
memory/3212-115-0x0000000002960000-0x0000000002A02000-memory.dmp
memory/4116-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4116-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4116-75-0x0000000000400000-0x0000000000414000-memory.dmp