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Analysis
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max time kernel
148s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
30/09/2023, 11:41
Static task
static1
Behavioral task
behavioral1
Sample
b53d3d52369f5f33b9d7043e2e4318644b4178c71f18565e5650bc2bfe092d74.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b53d3d52369f5f33b9d7043e2e4318644b4178c71f18565e5650bc2bfe092d74.exe
Resource
win10v2004-20230915-en
General
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Target
b53d3d52369f5f33b9d7043e2e4318644b4178c71f18565e5650bc2bfe092d74.exe
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Size
2.6MB
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MD5
e776ec46c2221263a10f78e03d6514fa
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SHA1
c6fd4c01ca1452a5eb0f6a6d2cf90e52c373a43e
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SHA256
b53d3d52369f5f33b9d7043e2e4318644b4178c71f18565e5650bc2bfe092d74
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SHA512
5458f68b742ccd1525d234775db6485e892902b302120db84cddf8d400fca377ae89953df60a109e58e8cf40749e66ab1dbd67afba0c5c22ca30fc54ffe5f33e
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SSDEEP
49152:D7TvfU+8X9GrNOsva5RbKhF3ANkTTla2d59NeuSyuQ:Q+8X9G3vP3AMB59NlSfQ
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-1-5-21-3849525425-30183055-657688904-1000\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 Key created \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2252 explorer.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe Token: SeShutdownPrivilege 2252 explorer.exe -
Suspicious use of FindShellTrayWindow 30 IoCs
pid Process 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe -
Suspicious use of SendNotifyMessage 23 IoCs
pid Process 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 explorer.exe 2252 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\b53d3d52369f5f33b9d7043e2e4318644b4178c71f18565e5650bc2bfe092d74.exe"C:\Users\Admin\AppData\Local\Temp\b53d3d52369f5f33b9d7043e2e4318644b4178c71f18565e5650bc2bfe092d74.exe"1⤵PID:2292
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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:2252