Analysis
- max time kernel
148s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
25/03/2024, 02:18
General
- Target 9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8.exe
- Size 2.2MB
- Sample240325-cracqade27
- SHA256 9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8
Malware Config
Extracted
-
socks5systemz
-
http://aajcrin.ru/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3ec949c3f
-
http://aajcrin.ru/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12eab517aa5c96bd86ee96854f855a8bbc896c58e713bc90c91936b5281fc235a925ed3e01d6bd974a95129070b611e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949938ce6e9012
Signatures
- Detect Socks5Systemz Payload 4 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Detects executables packed with VMProtect. 18 IoCs
- 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 WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8.exe"C:\Users\Admin\AppData\Local\Temp\9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-8VCPL.tmp\9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8.tmp"C:\Users\Admin\AppData\Local\Temp\is-8VCPL.tmp\9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8.tmp" /SL5="$8019A,1914285,54272,C:\Users\Admin\AppData\Local\Temp\9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe"C:\Users\Admin\AppData\Local\Color Picker\colorpicker32.exe" -s3⤵
- Executes dropped EXE
-
-
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1316 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
colorpicker32.exe
colorpicker32.exe
colorpicker32.exe
9f03088fe6d06a375fcfeefb08d11cedf5b8865ddd29ec5e593309555c55d0e8.tmp
_iscrypt.dll
memory/560-67-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-87-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-92-0x00000000008C0000-0x0000000000962000-memory.dmp
memory/560-78-0x00000000008C0000-0x0000000000962000-memory.dmp
memory/560-91-0x00000000008C0000-0x0000000000962000-memory.dmp
memory/560-77-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-90-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-81-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-47-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-54-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-74-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-84-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-96-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-55-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-58-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-61-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-64-0x0000000000400000-0x000000000063A000-memory.dmp
memory/560-68-0x00000000008C0000-0x0000000000962000-memory.dmp
memory/560-50-0x0000000000400000-0x000000000063A000-memory.dmp
memory/1544-17-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1544-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1544-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3052-40-0x0000000000400000-0x000000000063A000-memory.dmp
memory/3052-44-0x0000000000400000-0x000000000063A000-memory.dmp
memory/3052-42-0x0000000000400000-0x000000000063A000-memory.dmp
memory/3052-39-0x0000000000400000-0x000000000063A000-memory.dmp
memory/4352-51-0x0000000002100000-0x0000000002101000-memory.dmp
memory/4352-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/4352-7-0x0000000002100000-0x0000000002101000-memory.dmp