Analysis
- max time kernel
150s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20240611-en - resource tags
- submitted
20/06/2024, 00:23
General
- Target 66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.exe
- Size 4.9MB
- Sample240620-aps1yaydpc
- SHA256 66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050
Malware Config
Extracted
-
socks5systemz
-
boujcdo.com
-
http://boujcdo.com/search/?q=67e28dd86459a42c4009ab4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff719c4ec95923e
-
http://boujcdo.com/search/?q=67e28dd86459a42c4009ab4e7c27d78406abdd88be4b12eab517aa5c96bd86ee9d8649845a8bbc896c58e713bc90c91836b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9d923fce6f9e13
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-NC8FO.tmp\66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.tmp"C:\Users\Admin\AppData\Local\Temp\is-NC8FO.tmp\66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.tmp" /SL5="$4021A,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
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
audialstunebite32_64.exe
_iscrypt.dll
66e48eee7a9ed2c62238638d9918d7875700a507b8280f0a89cee814ddfac050.tmp
memory/1136-59-0x0000000000400000-0x0000000000666000-memory.dmp
memory/1136-61-0x0000000000400000-0x0000000000666000-memory.dmp
memory/1136-64-0x0000000000400000-0x0000000000666000-memory.dmp
memory/1136-65-0x0000000000400000-0x0000000000666000-memory.dmp
memory/2752-70-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/2752-10-0x0000000000400000-0x00000000004BA000-memory.dmp
memory/4640-2-0x0000000000401000-0x000000000040B000-memory.dmp
memory/4640-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4640-69-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4856-74-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-97-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-68-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-77-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-80-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-83-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-86-0x0000000000950000-0x00000000009F2000-memory.dmp
memory/4856-88-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-94-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-71-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-100-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-103-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-106-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-109-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-110-0x0000000000950000-0x00000000009F2000-memory.dmp
memory/4856-111-0x0000000000950000-0x00000000009F2000-memory.dmp
memory/4856-115-0x0000000000400000-0x0000000000666000-memory.dmp
memory/4856-118-0x0000000000400000-0x0000000000666000-memory.dmp