Analysis
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max time kernel
149s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
14-11-2023 10:12
Static task
static1
Behavioral task
behavioral1
Sample
8c21b45a0eff3650822b57a1e8339692490e533a14fcde7f6b040c73dd2cb936.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
8c21b45a0eff3650822b57a1e8339692490e533a14fcde7f6b040c73dd2cb936.exe
Resource
win10v2004-20231020-en
General
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Target
8c21b45a0eff3650822b57a1e8339692490e533a14fcde7f6b040c73dd2cb936.exe
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Size
3.1MB
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MD5
efdcfb3f9610a6bd508e73b6fbc9fbcf
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SHA1
92c4da320f3a149c04082763f3b89ff9f432f0a7
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SHA256
8c21b45a0eff3650822b57a1e8339692490e533a14fcde7f6b040c73dd2cb936
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SHA512
8c9a1ebeda72b8aea36b18232eab652ac70e0770cb7beabc245068c1e6c7fc58788dff9b958c857b68a395704e45bb41fccb72d1e469c50e7b1524d35a30fcd4
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SSDEEP
49152:D7TvfU+8X9GrNOsva5RbKhF3ANkTTlgOQwPHX4jYddOwYh6zg6QaBRMvs75:Q+8X9G3vP3AMWhwP3Td8wY3+Yvo5
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2772 explorer.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe Token: SeShutdownPrivilege 2772 explorer.exe -
Suspicious use of FindShellTrayWindow 29 IoCs
pid Process 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe 2772 explorer.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\8c21b45a0eff3650822b57a1e8339692490e533a14fcde7f6b040c73dd2cb936.exe"C:\Users\Admin\AppData\Local\Temp\8c21b45a0eff3650822b57a1e8339692490e533a14fcde7f6b040c73dd2cb936.exe"1⤵PID:2628
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2772