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Analysis
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max time kernel
132s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
21/10/2022, 04:44
Static task
static1
Behavioral task
behavioral1
Sample
40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe
Resource
win10v2004-20220812-en
General
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Target
40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe
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Size
47KB
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MD5
79a8858938a5876a514e0322232d1a3f
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SHA1
2d27e36670ac613a05ccda091487872790ec4977
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SHA256
40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950
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SHA512
ed954d3913ac6355118c2020aa8b593f1c8a8da60544ac10841aa012ff270e1e54a7e88b554f68c2fd02ace480dd896f3fe307cf867a7f11d4fc39bcb16d3880
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SSDEEP
768:9TuXIEyrhG34FTvvQhRjbacva8H8OFfGGfcGfNGfL/XIELnfDtXIEctXIdtXIAtA:9DEGo3gLQ/PacfuGkGVGUELOEdIZEq
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update Client = "C:\\Windows\\system32\\wuclient.exe" 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\XPSP2 Firewall = "C:\\Windows\\system32\\xpsp2fw.exe" 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\xpsp2fw.exe 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe File created C:\Windows\SysWOW64\wuclient.exe 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe File opened for modification C:\Windows\SysWOW64\wuclient.exe 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe File created C:\Windows\SysWOW64\xpsp2fw.exe 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bab4f8a7-569f-4eea-3e28-d5a7c51bab4f} 40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe"C:\Users\Admin\AppData\Local\Temp\40ce6ff2b491ddb66aeb454a88f75b3ea8f8ce30ff664842b4a76c8c52945950.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
PID:4536