Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24-06-2024 21:41
Static task
static1
Behavioral task
behavioral1
Sample
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe
Resource
win11-20240611-en
General
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Target
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe
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Size
4.8MB
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MD5
34c4a0b06aa72ccb3143dff821459260
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SHA1
b75883d4c3b92fecc202a5224cc5446955be9644
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SHA256
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc
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SHA512
58ced0062e6641314969703da8f9b73d9d86fa7e5df29aa63f4bd6eb94dbb6ffc5dd591c990b058a5a92cba2df03b7476c065587d59f25d764988fc09af65396
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SSDEEP
98304:mv+9T1xVKClepH51/vA7n2CPuj0lptRDufV9OTp+UYG:n9TlKKWKQypTDufV99G
Malware Config
Extracted
socks5systemz
bgyntda.com
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/3388-85-0x00000000009B0000-0x0000000000A52000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmpwinypux32.exewinypux32.exepid process 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp 1344 winypux32.exe 3388 winypux32.exe -
Loads dropped DLL 1 IoCs
Processes:
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmppid process 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp -
Unexpected DNS network traffic destination 3 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 Destination IP 152.89.198.214 Destination IP 91.211.247.248 -
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:
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmppid process 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmpdescription pid process target process PID 2920 wrote to memory of 1888 2920 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp PID 2920 wrote to memory of 1888 2920 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp PID 2920 wrote to memory of 1888 2920 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp PID 1888 wrote to memory of 1344 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp winypux32.exe PID 1888 wrote to memory of 1344 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp winypux32.exe PID 1888 wrote to memory of 1344 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp winypux32.exe PID 1888 wrote to memory of 3388 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp winypux32.exe PID 1888 wrote to memory of 3388 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp winypux32.exe PID 1888 wrote to memory of 3388 1888 6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp winypux32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe"C:\Users\Admin\AppData\Local\Temp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Users\Admin\AppData\Local\Temp\is-8GU3D.tmp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp"C:\Users\Admin\AppData\Local\Temp\is-8GU3D.tmp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp" /SL5="$7014A,4756447,54272,C:\Users\Admin\AppData\Local\Temp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Users\Admin\AppData\Local\Winypux\winypux32.exe"C:\Users\Admin\AppData\Local\Winypux\winypux32.exe" -i3⤵
- Executes dropped EXE
PID:1344
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C:\Users\Admin\AppData\Local\Winypux\winypux32.exe"C:\Users\Admin\AppData\Local\Winypux\winypux32.exe" -s3⤵
- Executes dropped EXE
PID:3388
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\is-8GU3D.tmp\6cd159f294e7f71edcdf6309d09b2e95768cd51936bac63fe3e522a6a64f78bc.tmp
Filesize680KB
MD576649baf78b2e05aaf1db607622a0d95
SHA152a006df873b8e8157bbd3aa865bfca236cf4efa
SHA2569294c66ed302966140cb0cc55793e23ef45486a1973a4a5118cdbb7e872bc096
SHA51222f9b42eee768ebc0d13cb22d72c2afb3e8da63577cdc5cf2fc680c2dd8a77e2563ee499abe553fa2f13aa7cb338e407c9d4e05938a2794b992e0249af97d2f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
2.8MB
MD57badf5cbed2893d354ac41ef048803b6
SHA170211ffdd2d167207846f17b5b58645c8137d07b
SHA256194f6c147b54accfa1ff74099028bfaf065cdefbf1f7136fbe6f53546942f80a
SHA512325edf1fd58f00d26b225310bd4745795757774a3924bd4cd299552d6d2ea47de99573eb962ac7943813e36f0d8fca4f86291063987113bae272506b2c02ad4a