Analysis
-
max time kernel
142s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30-05-2024 14:57
Static task
static1
Behavioral task
behavioral1
Sample
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe
Resource
win11-20240508-en
General
-
Target
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe
-
Size
4.9MB
-
MD5
27a22f76fe738bc47fac734b0b1b4d63
-
SHA1
ee8dc8c0fd522ae8f9178f54a1faf371e88ae7d7
-
SHA256
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d
-
SHA512
d26895cb00ee020f286a6d6c9ac577e095eed7f10c6efd67ae6df7c5ac770d4bfcc4c45437df8f55fbea1c7b7035e0356c285c5458131bc169fddb33aa8252a8
-
SSDEEP
98304:m2aNJfHksK6q5msy1iumqixEDhvBDgCBNizWW1KowAaRkL52U7d7O:3ajPK6qMsykumqiSDhvFdBNMWW42L51q
Malware Config
Signatures
-
Detect Socks5Systemz Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/4844-89-0x0000000000A70000-0x0000000000B12000-memory.dmp family_socks5systemz behavioral1/memory/4844-111-0x0000000000A70000-0x0000000000B12000-memory.dmp family_socks5systemz behavioral1/memory/4844-112-0x0000000000A70000-0x0000000000B12000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
-
Executes dropped EXE 3 IoCs
Processes:
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp5kplayer32.exe5kplayer32.exepid process 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp 2356 5kplayer32.exe 4844 5kplayer32.exe -
Loads dropped DLL 1 IoCs
Processes:
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmppid process 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.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.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmppid process 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exeeb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmpdescription pid process target process PID 1100 wrote to memory of 4596 1100 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp PID 1100 wrote to memory of 4596 1100 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp PID 1100 wrote to memory of 4596 1100 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp PID 4596 wrote to memory of 2356 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp 5kplayer32.exe PID 4596 wrote to memory of 2356 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp 5kplayer32.exe PID 4596 wrote to memory of 2356 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp 5kplayer32.exe PID 4596 wrote to memory of 4844 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp 5kplayer32.exe PID 4596 wrote to memory of 4844 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp 5kplayer32.exe PID 4596 wrote to memory of 4844 4596 eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp 5kplayer32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe"C:\Users\Admin\AppData\Local\Temp\eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1100 -
C:\Users\Admin\AppData\Local\Temp\is-NCCF4.tmp\eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp"C:\Users\Admin\AppData\Local\Temp\is-NCCF4.tmp\eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp" /SL5="$600EA,4890189,54272,C:\Users\Admin\AppData\Local\Temp\eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4596 -
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -i3⤵
- Executes dropped EXE
PID:2356
-
-
C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe"C:\Users\Admin\AppData\Local\5K Player\5kplayer32.exe" -s3⤵
- Executes dropped EXE
PID:4844
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3.4MB
MD5b137840dd7a71e3a38255b8c4ca232e4
SHA1c4d87a58b567a4108c39a74b0d5bd65ce58f9ff3
SHA256812878079e40b2062924109366eca6166da61970e0b0534f31fbe0dfc6b797f4
SHA512af49ca9a1dfc5fbf10515ba5d1046114c4294d00c75d677b468cf691718557d009ff21f725816923fdf7225efdd525e5d7530f6e34102cac18a0f3de9ba9b7f5
-
Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
-
C:\Users\Admin\AppData\Local\Temp\is-NCCF4.tmp\eb378956585ba3a0ea528c936570a539a8ca6d9f4256fcc39c6c01d8836f7b7d.tmp
Filesize680KB
MD5281b7192d7fae9f9f4f11ad30842bfaa
SHA135ca07cc4d95c2132eb31152974417ba96e51d43
SHA256fca779fea2596da2a6f434cc9df9e6b44d1c176668b5c80bd76c00e91e478a4c
SHA512a63c9a298974c93dc4eb02e360d45db077f16a6921ac42bedb59a9fe46156fb50f46cb109d97ded3039300d3e38f4370bda0665b1013b3e662c6aec927635ef2