Analysis
- max time kernel
292s - max time network
307s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
- submitted
07/06/2024, 00:15
General
- Target 83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4.exe
- Size 4.8MB
- Sample240607-ajwvmsfc83
- SHA256 83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4
Malware Config
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\83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4.exe"C:\Users\Admin\AppData\Local\Temp\83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-0DS8S.tmp\83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4.tmp"C:\Users\Admin\AppData\Local\Temp\is-0DS8S.tmp\83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4.tmp" /SL5="$501FE,4756804,54272,C:\Users\Admin\AppData\Local\Temp\83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe"C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe"C:\Users\Admin\AppData\Local\DD Sound Recorder\ddsoundrecorder.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
ddsoundrecorder.exe
83a6656b6353b11f07144551a6e0412a0d3d1402c4485e433bcaf14a8b5b12b4.tmp
_iscrypt.dll
memory/200-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/200-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2156-68-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2156-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2156-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4460-59-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4460-64-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4460-60-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-82-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-101-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-73-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-76-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-79-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-66-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-84-0x00000000009F0000-0x0000000000A92000-memory.dmp
memory/4968-87-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-92-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-95-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-98-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-70-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-104-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-108-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-111-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-114-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-117-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-120-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-123-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-126-0x0000000000400000-0x0000000000742000-memory.dmp
memory/4968-131-0x0000000000400000-0x0000000000742000-memory.dmp