Analysis
- max time kernel
141s - max time network
126s - platform
windows11-21h2_x64 - resource
win11-20240508-en - resource tags
- submitted
23/06/2024, 19:55
General
- Target f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957.exe
- Size 5.4MB
- Sample240623-ym62satdnl
- SHA256 f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957
Malware Config
Extracted
-
socks5systemz
-
ddztdwc.info
-
http://ddztdwc.info/search/?q=67e28dd8380ffb281106fa1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff610c7ed909d3c
-
http://ddztdwc.info/search/?q=67e28dd8380ffb281106fa1d7c27d78406abdd88be4b12eab517aa5c96bd86ec9d854d895a8bbc896c58e713bc90c91936b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9c9b3ccf6a9111
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\f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957.exe"C:\Users\Admin\AppData\Local\Temp\f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-H8L6G.tmp\f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957.tmp"C:\Users\Admin\AppData\Local\Temp\is-H8L6G.tmp\f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957.tmp" /SL5="$5006E,5420160,54272,C:\Users\Admin\AppData\Local\Temp\f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Free Sound Recorder\soundrecorder32_64.exe"C:\Users\Admin\AppData\Local\Free Sound Recorder\soundrecorder32_64.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Free Sound Recorder\soundrecorder32_64.exe"C:\Users\Admin\AppData\Local\Free Sound Recorder\soundrecorder32_64.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
soundrecorder32_64.exe
_iscrypt.dll
_isdecmp.dll
f7601a7c78095aac6823849865ffa590147eea1c8105fb80e7ad922704cc6957.tmp
memory/2056-65-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/2056-66-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/2056-69-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/2452-75-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2452-22-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4048-3-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4048-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4048-74-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4504-80-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-99-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-73-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-79-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-83-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-86-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-89-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-90-0x00000000023A0000-0x0000000002442000-memory.dmp
memory/4504-94-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-76-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-102-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-105-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-108-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-111-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-114-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-115-0x00000000023A0000-0x0000000002442000-memory.dmp
memory/4504-116-0x00000000023A0000-0x0000000002442000-memory.dmp
memory/4504-120-0x0000000000400000-0x00000000006D3000-memory.dmp
memory/4504-123-0x0000000000400000-0x00000000006D3000-memory.dmp