Analysis
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max time kernel
141s -
max time network
153s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
30-05-2024 11:55
Static task
static1
Behavioral task
behavioral1
Sample
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe
Resource
win11-20240508-en
General
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Target
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe
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Size
4.8MB
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MD5
78ba225a69066401bc9f68a255120250
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SHA1
01e12d498cd2dad4d63ce5b4ea3b4f94cbc8382c
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SHA256
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82
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SHA512
b1a4289f13f1927264e62b6bb149db395a324c53b9eba31c920b66da07c3c226749a00093ece20c763d1e2993f3c09d26d370d01998a10944520962f8e8711aa
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SSDEEP
98304:mfgONE0aeVLk6aEz4N/EejmuYU5aBNnFFPeDfa7R3nbUVmi11QC:30bZ5zS/EehBoBFYfa3nbYj7r
Malware Config
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4372-86-0x0000000000BD0000-0x0000000000C72000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp5kplayer.exe5kplayer.exepid process 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp 8 5kplayer.exe 4372 5kplayer.exe -
Loads dropped DLL 1 IoCs
Processes:
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmppid process 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.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 141.98.234.31 -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmppid process 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmpdescription pid process target process PID 2656 wrote to memory of 3060 2656 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp PID 2656 wrote to memory of 3060 2656 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp PID 2656 wrote to memory of 3060 2656 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp PID 3060 wrote to memory of 8 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp 5kplayer.exe PID 3060 wrote to memory of 8 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp 5kplayer.exe PID 3060 wrote to memory of 8 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp 5kplayer.exe PID 3060 wrote to memory of 4372 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp 5kplayer.exe PID 3060 wrote to memory of 4372 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp 5kplayer.exe PID 3060 wrote to memory of 4372 3060 80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp 5kplayer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe"C:\Users\Admin\AppData\Local\Temp\80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Users\Admin\AppData\Local\Temp\is-497B7.tmp\80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp"C:\Users\Admin\AppData\Local\Temp\is-497B7.tmp\80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp" /SL5="$501B0,4731190,54272,C:\Users\Admin\AppData\Local\Temp\80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3060 -
C:\Users\Admin\AppData\Local\5K Player\5kplayer.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer.exe" -i3⤵
- Executes dropped EXE
PID:8
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C:\Users\Admin\AppData\Local\5K Player\5kplayer.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer.exe" -s3⤵
- Executes dropped EXE
PID:4372
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.0MB
MD54b1810806584c80336d928c5efb635a9
SHA13d426fd7c84e98eba0649b3b876e8a6d201728f2
SHA256b787ad0f213a770e225c6288b986c88a86a3bc0b35802f591f2abc82d25b9dd5
SHA512345327d8591ac00d2eab68c08ccbf031959cde1a6cbdb1cdc07cec80bcd359264ae4cd7450b4ae1cf563cd02829f3ced781225de3853b46335b4fabffffa2def
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C:\Users\Admin\AppData\Local\Temp\is-497B7.tmp\80ed5dd11f9968ec5317d59567e7c8f42c1ceffecd4d8b2fa01c574afe63ac82.tmp
Filesize680KB
MD52147d68d1e5f1da63ca70612f4181ce6
SHA1517ecefc93c258b1bc05ee5433e3a328a6f9168a
SHA2563ba1867d2ba6b3db3c6c4c5fa238246fd4351f337c4e167e97eb25e2a5f0b181
SHA512bc4a5e0a2e83e39005b6e3d470681741435a7b06f182162c3a72a96b0f763cb5a80eaad7e936216ac21c00d00b07e429149f0d4e1869868b6e469b1427ed8188
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63