Analysis
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max time kernel
292s -
max time network
252s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
20-06-2024 22:49
Static task
static1
Behavioral task
behavioral1
Sample
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe
Resource
win10-20240404-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
ckgulin.net
http://ckgulin.net/search/?q=67e28dd86a5ba0284308f94b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fd12c8e991
http://ckgulin.net/search/?q=67e28dd86a5ba0284308f94b7c27d78406abdd88be4b12eab517aa5c96bd86ee97824d855a8bbc896c58e713bc90c91936b5281fc235a925ed3e53d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c8e6979933cb6b
Signatures
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Detect Socks5Systemz Payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2484-92-0x0000000002190000-0x0000000002232000-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 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp 2672 starsaudioconverter32.exe 2484 starsaudioconverter32.exe -
Loads dropped DLL 5 IoCs
Processes:
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmppid process 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.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 152.89.198.214 -
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 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmpdescription pid process target process PID 2388 wrote to memory of 2012 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 2388 wrote to memory of 2012 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 2388 wrote to memory of 2012 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 2388 wrote to memory of 2012 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 2388 wrote to memory of 2012 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 2388 wrote to memory of 2012 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 2388 wrote to memory of 2012 2388 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.exe 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp PID 2012 wrote to memory of 2672 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 2012 wrote to memory of 2672 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 2012 wrote to memory of 2672 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 2012 wrote to memory of 2672 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 2012 wrote to memory of 2484 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 2012 wrote to memory of 2484 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 2012 wrote to memory of 2484 2012 6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp starsaudioconverter32.exe PID 2012 wrote to memory of 2484 2012 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⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-4P2N0.tmp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp"C:\Users\Admin\AppData\Local\Temp\is-4P2N0.tmp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmp" /SL5="$4001C,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
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exeFilesize
2.4MB
MD5596aff395edbcdb5159d622c6f2e876c
SHA13c9e7651e4d1d8e6aaf47f0259c139d418d2e5da
SHA256cff8716a19752d0d018735dd658378dbceb720c926a54f8f356086f5980d4c1b
SHA51238c300a0bbe68bed4099d2dc1edaa31d52049950080c2b5bbbc644c82669de1d869aebc7d6bcef49d515ed45452f0d206ccafd39e1fe15f7c10b935593819aa3
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\Users\Admin\AppData\Local\Temp\is-4P2N0.tmp\6993867650a80cd7b31b897aa0cfd8752d6a6247abbc9f29e6d3efdcccb3865d.tmpFilesize
680KB
MD5e805fd8d14185debe4999b420e788690
SHA1014b87617a2f2c62530ec2da91a5be0d8078c098
SHA256720ee272d4e0d2c13caaa0051d875437161f82df74152144276e87f694712a3c
SHA51233b68c21ef3f6ea17736ff45881019e363abc2df83ae4c1399bb3b3466199b06731bdd45c0852cad33408b54371cb9a9a574ec3445dd5030f6e56306f1e81dbf
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\Users\Admin\AppData\Local\Temp\is-T91L5.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-T91L5.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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memory/2012-16-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2012-63-0x00000000033F0000-0x0000000003651000-memory.dmpFilesize
2.4MB
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memory/2012-78-0x00000000033F0000-0x0000000003651000-memory.dmpFilesize
2.4MB
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memory/2012-74-0x0000000000400000-0x00000000004BA000-memory.dmpFilesize
744KB
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memory/2388-73-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2388-3-0x0000000000401000-0x000000000040B000-memory.dmpFilesize
40KB
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memory/2388-1-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2484-79-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-98-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-137-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-75-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-132-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-129-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-82-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-85-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-88-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-91-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-92-0x0000000002190000-0x0000000002232000-memory.dmpFilesize
648KB
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memory/2484-71-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-101-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-104-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-107-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-110-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-113-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-117-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-120-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-123-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2484-126-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2672-65-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2672-66-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB
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memory/2672-69-0x0000000000400000-0x0000000000661000-memory.dmpFilesize
2.4MB