Analysis
- max time kernel
151s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
14/06/2024, 01:20
General
- Target 6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e.exe
- Size 4.8MB
- Sample240614-bp49mstbmp
- SHA256 6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e
Malware Config
Extracted
-
socks5systemz
-
bxddjko.com
-
http://bxddjko.com/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff712c2e795933b
Signatures
- Detect Socks5Systemz Payload 1 IoCs
- Socks5Systemz
Socks5Systemz is a botnet written in C++.
- Detects executables packed with VMProtect. 16 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 FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e.exe"C:\Users\Admin\AppData\Local\Temp\6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-M8AF3.tmp\6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e.tmp"C:\Users\Admin\AppData\Local\Temp\is-M8AF3.tmp\6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e.tmp" /SL5="$601F0,4793562,54272,C:\Users\Admin\AppData\Local\Temp\6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -s3⤵
- Executes dropped EXE
-
-
-
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=4140 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
moonvoiceassist32_64.exe
6072851f5bb88b54feef9c7aae9a016cfebe3ec37a794791960e6bac46c2c71e.tmp
_iscrypt.dll
memory/228-69-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/228-7-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/448-91-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-99-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-112-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-108-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-105-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-102-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-96-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-72-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-75-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-77-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-80-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-83-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/448-86-0x00000000009C0000-0x0000000000A62000-memory.dmp
memory/448-93-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/1152-1-0x0000000000401000-0x000000000040B000-memory.dmp
memory/1152-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/1152-67-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2884-59-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/2884-65-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/2884-61-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/2884-60-0x0000000000400000-0x00000000006EF000-memory.dmp