Analysis
- max time kernel
155s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20240221-en - resource tags
- submitted
31/03/2024, 11:09
General
- Target e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069.exe
- Size 1.8MB
- Sample240331-m9c7faae5x
- SHA256 e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069
Malware Config
Extracted
-
socks5systemz
-
http://bwvajuh.com/search/?q=67e28dd83e0ff228160df91f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe19c8ec919f39
Signatures
- Detect Socks5Systemz Payload 2 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 WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069.exe"C:\Users\Admin\AppData\Local\Temp\e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-H7FTP.tmp\e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069.tmp"C:\Users\Admin\AppData\Local\Temp\is-H7FTP.tmp\e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069.tmp" /SL5="$A006C,1564056,54272,C:\Users\Admin\AppData\Local\Temp\e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Audio Record Plugin\audiorecordplugin.exe"C:\Users\Admin\AppData\Local\Audio Record Plugin\audiorecordplugin.exe" -i3⤵
- Executes dropped EXE
-
-
C:\Users\Admin\AppData\Local\Audio Record Plugin\audiorecordplugin.exe"C:\Users\Admin\AppData\Local\Audio Record Plugin\audiorecordplugin.exe" -s3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
audiorecordplugin.exe
_iscrypt.dll
e84e64489c5c44e19e125e3c14288a54c416e5c1600da5447a863fd39bae0069.tmp
memory/440-48-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/440-51-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/440-7-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/1168-66-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-63-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-96-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-93-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-46-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-89-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-86-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-49-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-83-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-53-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-54-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-57-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-60-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-80-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-67-0x00000000008D0000-0x0000000000972000-memory.dmp
memory/1168-77-0x00000000008D0000-0x0000000000972000-memory.dmp
memory/1168-73-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/1168-76-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/2888-42-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/2888-39-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/2888-38-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/2888-43-0x0000000000400000-0x00000000005BB000-memory.dmp
memory/4568-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4568-2-0x0000000000400000-0x0000000000414000-memory.dmp
memory/4568-47-0x0000000000400000-0x0000000000414000-memory.dmp