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Analysis
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max time kernel
147s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
04/10/2023, 20:19
Static task
static1
Behavioral task
behavioral1
Sample
a29cebf57d1a67e695c8f137b30280d262cff97af0adaf8e76fe7bcc441de434.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
a29cebf57d1a67e695c8f137b30280d262cff97af0adaf8e76fe7bcc441de434.exe
Resource
win10v2004-20230915-en
General
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Target
a29cebf57d1a67e695c8f137b30280d262cff97af0adaf8e76fe7bcc441de434.exe
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Size
2.7MB
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MD5
d266d14e8916d4a8d10c5e51d6074a58
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SHA1
054deedc3c1adbe59cf5d4050c50a6862cc8d3d9
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SHA256
a29cebf57d1a67e695c8f137b30280d262cff97af0adaf8e76fe7bcc441de434
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SHA512
44bc45804d3c860325bd6d5d22f6c7e1dd584a99518ac30f4245b9ac18bb814d96482088da6db8f3402da60484dcf7dc622b4e2fc097e35244b58a92c8e0fd33
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SSDEEP
49152:D7TvfU+8X9GrNOsva5RbKhF3ANkTTl9HPBFDz+f1:Q+8X9G3vP3AMnBF41
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-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification \??\c:\windows\installer\{ac76ba86-7ad7-1033-7b44-a90000000001}\pdffile_8.ico explorer.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3068 explorer.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe Token: SeShutdownPrivilege 3068 explorer.exe -
Suspicious use of FindShellTrayWindow 30 IoCs
pid Process 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe -
Suspicious use of SendNotifyMessage 19 IoCs
pid Process 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 explorer.exe 3068 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\a29cebf57d1a67e695c8f137b30280d262cff97af0adaf8e76fe7bcc441de434.exe"C:\Users\Admin\AppData\Local\Temp\a29cebf57d1a67e695c8f137b30280d262cff97af0adaf8e76fe7bcc441de434.exe"1⤵PID:1704
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3068