Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
06/04/2024, 23:11
General
- Target f0d829da8c49ddbc0b18182298fa6b0e.exe
- Size 4.3MB
- Sample240406-258vwaee27
- SHA256 1655119040883feb256b1645581f9d7884a7c8e157d15fd7ccbc923d7e8a7778
Malware Config
Extracted
-
socks5systemz
-
http://ccldikh.net/search/?q=67e28dd8655ba479120da84d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978a071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd15c4ea949833
-
http://ccldikh.net/search/?q=67e28dd8655ba479120da84d7c27d78406abdd88be4b12eab517aa5c96bd86ee92834c835a8bbc896c58e713bc90c91a36b5281fc235a925ed3e03d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee979e3fc86e941e
Signatures
- Detect Socks5Systemz Payload 4 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\f0d829da8c49ddbc0b18182298fa6b0e.exe"C:\Users\Admin\AppData\Local\Temp\f0d829da8c49ddbc0b18182298fa6b0e.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-95B5G.tmp\f0d829da8c49ddbc0b18182298fa6b0e.tmp"C:\Users\Admin\AppData\Local\Temp\is-95B5G.tmp\f0d829da8c49ddbc0b18182298fa6b0e.tmp" /SL5="$100044,4135280,54272,C:\Users\Admin\AppData\Local\Temp\f0d829da8c49ddbc0b18182298fa6b0e.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe"C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe"C:\Users\Admin\AppData\Local\WOBPlayer\wobplayer32.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
f0d829da8c49ddbc0b18182298fa6b0e.tmp
_iscrypt.dll
wobplayer32.exe
memory/3272-43-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/3272-39-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/3272-40-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/3272-44-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/3868-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3868-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3868-49-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4008-8-0x0000000002340000-0x0000000002341000-memory.dmp
memory/4008-50-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4008-52-0x0000000002340000-0x0000000002341000-memory.dmp
memory/5008-55-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-78-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-48-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-46-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-56-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-59-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-62-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-65-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-68-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-69-0x00000000009D0000-0x0000000000A72000-memory.dmp
memory/5008-75-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-51-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-79-0x00000000009D0000-0x0000000000A72000-memory.dmp
memory/5008-82-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-85-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-88-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-91-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-92-0x00000000009D0000-0x0000000000A72000-memory.dmp
memory/5008-93-0x00000000009D0000-0x0000000000A72000-memory.dmp
memory/5008-97-0x0000000000400000-0x00000000006C3000-memory.dmp
memory/5008-100-0x0000000000400000-0x00000000006C3000-memory.dmp