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Analysis
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max time kernel
149s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13/08/2024, 23:17
Static task
static1
Behavioral task
behavioral1
Sample
aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe
Resource
win10v2004-20240802-en
General
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Target
aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe
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Size
36KB
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MD5
9c136337f80c9f3e5c468b85c52f4715
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SHA1
0fbfae869cc4bff94b1e251414c011ac713a00fd
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SHA256
aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10
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SHA512
f24473ae6ac9c12e264bbf06cdf324b513e56e20b69d032ccaa44eecb48246b7fed2b20b58576877bf7228a0d30a18f4e5e04ad85827213ddaff40c686e15c14
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SSDEEP
768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Emkc8:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gt
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2644 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2644 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe File created C:\Windows\HidePlugin.dll microsofthelp.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3516 wrote to memory of 2644 3516 aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe 84 PID 3516 wrote to memory of 2644 3516 aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe 84 PID 3516 wrote to memory of 2644 3516 aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe"C:\Users\Admin\AppData\Local\Temp\aad8c4d48daf23263734711c7853ae2d444567fe671130cfc64bd5f3a8de3a10.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
36KB
MD56138d1284f4171d38e6bc636a68dcf3e
SHA1d5160599451220188bb7a5b1eff3bb3811fe6adf
SHA2568f38b2930fc085683292f0b75c9f87c9add40f8e722b9db3eba961242ed03ed5
SHA512b2b13a2b5ee4eb7d3f4bce73146a954c8925c280f3df17176a4ba06cc0bf76f7915ed2c2e59c118874fa9bd15a26a102eb176c15b35fdc01c6a24d613ea2fc9e