Analysis
- max time kernel
142s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
20/06/2024, 00:23
General
- Target 66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.exe
- Size 4.9MB
- Sample240620-aps1yaydpc
- SHA256 66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050
Malware Config
Extracted
-
socks5systemz
-
bpwuxoj.com
-
http://bpwuxoj.com/search/?q=67e28dd86d5ff17c1407ad1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff719c4ec95923d
-
http://bpwuxoj.com/search/?q=67e28dd86d5ff17c1407ad1a7c27d78406abdd88be4b12eab517aa5c96bd86ef91804d825a8bbc896c58e713bc90c91b36b5281fc235a925ed3e56d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d923fce6f9e10
Signatures
- Detect Socks5Systemz Payload 3 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\66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.exe"C:\Users\Admin\AppData\Local\Temp\66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-FI3U5.tmp\66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.tmp"C:\Users\Admin\AppData\Local\Temp\is-FI3U5.tmp\66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.tmp" /SL5="$80060,4873376,54272,C:\Users\Admin\AppData\Local\Temp\66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_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 --field-trial-handle=1036,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=3916 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
audialstunebite32_64.exe
_iscrypt.dll
66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.tmp
memory/516-96-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-99-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-117-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-114-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-110-0x00000000027E0000-0x0000000002882000-memory.dmp
memory/516-109-0x00000000027E0000-0x0000000002882000-memory.dmp
memory/516-68-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-108-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-105-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-102-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-71-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-74-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-77-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-80-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-83-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-86-0x00000000027E0000-0x0000000002882000-memory.dmp
memory/516-90-0x0000000000400000-0x0000000000666000-memory.dmp
memory/516-93-0x0000000000400000-0x0000000000666000-memory.dmp
memory/1692-16-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/1692-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2052-64-0x0000000000400000-0x0000000000666000-memory.dmp
memory/2052-65-0x0000000000400000-0x000000000047E000-memory.dmp
memory/2052-61-0x0000000000400000-0x0000000000666000-memory.dmp
memory/2052-60-0x0000000000400000-0x0000000000666000-memory.dmp
memory/3344-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3344-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/3344-3-0x0000000000401000-0x000000000040B000-memory.dmp