Analysis
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max time kernel
148s -
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
20-06-2024 20:16
Static task
static1
Behavioral task
behavioral1
Sample
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe
Resource
win11-20240508-en
General
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Target
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe
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Size
4.8MB
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MD5
52afd025420f92038d514cc7f534c1ab
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SHA1
893147fe38109197e15a94e321da0e7365721d12
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SHA256
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d
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SHA512
1001fff1bad65177aae7ca2b79e93565512fed7485763db48f40b00011ad84f2b2afe94b1d9de1435983865d6760a149a61f0a15730550557f137eeb6fbd98c3
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SSDEEP
98304:m/l6keha9kIP7Ex33U/sOOY7yBzaOJYD4kelWJXxUqrja0ZI6B6mll:L9haaIe3hNBNE0lWJXqqrjXXPll
Malware Config
Extracted
socks5systemz
bblieig.com
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/2320-84-0x0000000002480000-0x0000000002522000-memory.dmp family_socks5systemz -
Socks5Systemz
Socks5Systemz is a botnet written in C++.
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Executes dropped EXE 3 IoCs
Processes:
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmpstarsaudioconverter32.exestarsaudioconverter32.exepid process 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp 1832 starsaudioconverter32.exe 2320 starsaudioconverter32.exe -
Loads dropped DLL 1 IoCs
Processes:
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmppid process 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.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 152.89.198.214 Destination IP 141.98.234.31 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:
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmppid process 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmpdescription pid process target process PID 5040 wrote to memory of 1712 5040 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 5040 wrote to memory of 1712 5040 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 5040 wrote to memory of 1712 5040 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 1712 wrote to memory of 1832 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 1712 wrote to memory of 1832 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 1712 wrote to memory of 1832 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 1712 wrote to memory of 2320 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 1712 wrote to memory of 2320 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 1712 wrote to memory of 2320 1712 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe"C:\Users\Admin\AppData\Local\Temp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-0N011.tmp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp"C:\Users\Admin\AppData\Local\Temp\is-0N011.tmp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp" /SL5="$70062,4829429,54272,C:\Users\Admin\AppData\Local\Temp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -i3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -s3⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exeFilesize
2.4MB
MD5596aff395edbcdb5159d622c6f2e876c
SHA13c9e7651e4d1d8e6aaf47f0259c139d418d2e5da
SHA256cff8716a19752d0d018735dd658378dbceb720c926a54f8f356086f5980d4c1b
SHA51238c300a0bbe68bed4099d2dc1edaa31d52049950080c2b5bbbc644c82669de1d869aebc7d6bcef49d515ed45452f0d206ccafd39e1fe15f7c10b935593819aa3
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C:\Users\Admin\AppData\Local\Temp\is-0N011.tmp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmpFilesize
680KB
MD5e805fd8d14185debe4999b420e788690
SHA1014b87617a2f2c62530ec2da91a5be0d8078c098
SHA256720ee272d4e0d2c13caaa0051d875437161f82df74152144276e87f694712a3c
SHA51233b68c21ef3f6ea17736ff45881019e363abc2df83ae4c1399bb3b3466199b06731bdd45c0852cad33408b54371cb9a9a574ec3445dd5030f6e56306f1e81dbf
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C:\Users\Admin\AppData\Local\Temp\is-DDSC8.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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memory/1712-70-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/1712-10-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/1832-63-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/1832-59-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/1832-60-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/1832-65-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-74-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-100-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-115-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-112-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-71-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-109-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-77-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-80-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-83-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-84-0x0000000002480000-0x0000000002522000-memory.dmpFilesize
648KB
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memory/2320-88-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-94-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-97-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-68-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-103-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2320-106-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/5040-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/5040-2-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/5040-69-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB