Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
20-11-2023 10:29
Static task
static1
Behavioral task
behavioral1
Sample
a5c8204b94faa1ecdd377d03985bccb56e77b17487b53a110a7fd53c35018874.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
a5c8204b94faa1ecdd377d03985bccb56e77b17487b53a110a7fd53c35018874.exe
Resource
win10v2004-20231020-en
General
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Target
a5c8204b94faa1ecdd377d03985bccb56e77b17487b53a110a7fd53c35018874.exe
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Size
3.2MB
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MD5
c43fce7a1816958a5ad73300555899c4
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SHA1
09cf51138535c0ecce7aa7b82908ac4d599edd2c
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SHA256
a5c8204b94faa1ecdd377d03985bccb56e77b17487b53a110a7fd53c35018874
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SHA512
ffe715c0aacde9311f2bcad11ab2784516a26679595c78b650ec734d58cd763914cf85179978d3305be7177bbca53441b004fd9847e5a9b54784af7c9ad47875
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SSDEEP
49152:D7TvfU+8X9GrNOsva5RbKhF3ANkTTlw+tM7nKgoUQh0bx9zHTrK:Q+8X9G3vP3AMu20KKM0jXO
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-1-5-21-2952504676-3105837840-1406404655-1000\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-1-5-21-2952504676-3105837840-1406404655-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2388 explorer.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe Token: SeShutdownPrivilege 2388 explorer.exe -
Suspicious use of FindShellTrayWindow 30 IoCs
pid Process 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe -
Suspicious use of SendNotifyMessage 19 IoCs
pid Process 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 explorer.exe 2388 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\a5c8204b94faa1ecdd377d03985bccb56e77b17487b53a110a7fd53c35018874.exe"C:\Users\Admin\AppData\Local\Temp\a5c8204b94faa1ecdd377d03985bccb56e77b17487b53a110a7fd53c35018874.exe"1⤵PID:1736
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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:2388