Analysis
-
max time kernel
146s -
max time network
155s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
01-07-2024 18:31
Static task
static1
Behavioral task
behavioral1
Sample
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe
Resource
win11-20240611-en
General
-
Target
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe
-
Size
5.0MB
-
MD5
0083068eac7beb35389c99b8b78121e6
-
SHA1
a72d88ce238bb595fbe6a6985fcfc5bc3d55a888
-
SHA256
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9
-
SHA512
794307fee9c5b788822e4f73d5f40f6767928c2d6ec4518a55db710ab3d7adf6b238dfa416543c85ad8eff57547f5efc585d2fa97febc548c0bb6f4d0a32868b
-
SSDEEP
98304:CB/9vy0JviPI42rlyGQCcxYoUyHRb8jrH2aINa6POIK+7fGxDHLQxy:a1v3viPOQbYdYWH2axyK+ixrLQE
Malware Config
Signatures
-
Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/5004-85-0x0000000000B20000-0x0000000000BC2000-memory.dmp family_socks5systemz behavioral2/memory/5004-109-0x0000000000B20000-0x0000000000BC2000-memory.dmp family_socks5systemz behavioral2/memory/5004-110-0x0000000000B20000-0x0000000000BC2000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmpmp3doctorfree32_64.exemp3doctorfree32_64.exepid process 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp 1296 mp3doctorfree32_64.exe 5004 mp3doctorfree32_64.exe -
Loads dropped DLL 1 IoCs
Processes:
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmppid process 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 45.155.250.90 -
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
Processes:
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmppid process 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmpdescription pid process target process PID 4428 wrote to memory of 4676 4428 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp PID 4428 wrote to memory of 4676 4428 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp PID 4428 wrote to memory of 4676 4428 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp PID 4676 wrote to memory of 1296 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp mp3doctorfree32_64.exe PID 4676 wrote to memory of 1296 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp mp3doctorfree32_64.exe PID 4676 wrote to memory of 1296 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp mp3doctorfree32_64.exe PID 4676 wrote to memory of 5004 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp mp3doctorfree32_64.exe PID 4676 wrote to memory of 5004 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp mp3doctorfree32_64.exe PID 4676 wrote to memory of 5004 4676 356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp mp3doctorfree32_64.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe"C:\Users\Admin\AppData\Local\Temp\356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-LQT63.tmp\356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp"C:\Users\Admin\AppData\Local\Temp\is-LQT63.tmp\356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmp" /SL5="$6022A,5030672,54272,C:\Users\Admin\AppData\Local\Temp\356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe"C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe" -i3⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe"C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\MP3Doctor Free 2020\mp3doctorfree32_64.exeFilesize
3.7MB
MD5c655258d4b304bca8bdef5d90fb1df77
SHA1ef7a068bdec7586ae6b2962db91e8cde5ea99d16
SHA25612aab5bd653ad636ecd89bb7ecdd5ef5c9546f7bae4f5bd3c3bc9520735e6dc4
SHA512a381fbeeb1fed8c52e2eae39674f6ad51376ba5caa92f9de67b03cdc366e6d974c914f3b4343bf827b84e3d9b8a45bdf7a8013f1a4c1d020ae2c609d964f9019
-
C:\Users\Admin\AppData\Local\Temp\is-IFLD9.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
C:\Users\Admin\AppData\Local\Temp\is-LQT63.tmp\356edb427e1653a584fbf16484c522f99c43908593ee4994d5bcf67e2d3cf5d9.tmpFilesize
680KB
MD56f995e2d6c8d0d1d03cb3afcd1deafaf
SHA10319dbd8c7b44067b82fed5272059757a526b3aa
SHA256cc4530fee96cf6e821fa1dbed0c46ac5310c57d6336999e3f93d29f78376f9eb
SHA512207b4d327be81e71152ce35cb272362e9862e6002a6c01e9e9df37578c3764ac1c8d19b19e8e3b751162724490f06fea10611d7becabaff3863af993a90db16d
-
memory/1296-60-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/1296-59-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/1296-64-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/1296-63-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/4428-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
-
memory/4428-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/4428-68-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
-
memory/4676-69-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/4676-16-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
-
memory/5004-73-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-96-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-67-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-76-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-79-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-82-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-85-0x0000000000B20000-0x0000000000BC2000-memory.dmpFilesize
648KB
-
memory/5004-88-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-93-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-70-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-99-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-102-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-105-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-108-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-109-0x0000000000B20000-0x0000000000BC2000-memory.dmpFilesize
648KB
-
memory/5004-110-0x0000000000B20000-0x0000000000BC2000-memory.dmpFilesize
648KB
-
memory/5004-114-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB
-
memory/5004-117-0x0000000000400000-0x00000000007B8000-memory.dmpFilesize
3.7MB