Analysis
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max time kernel
119s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02-10-2024 03:58
Static task
static1
Behavioral task
behavioral1
Sample
0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe
Resource
win10v2004-20240802-en
General
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Target
0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe
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Size
80KB
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MD5
2ac83966e76b755c040749bb956cb080
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SHA1
d6b728318e919ff3be7ddd5b775004df7d83ca8d
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SHA256
0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74f
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SHA512
4b4f19d0c2580c318a42d6f7e54e333aea230c5ed869314ba968c56cc9ccc2f3f62c8bc479e41e721ae42d69cc75556628acff8e7658410819d898666e9d607a
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SSDEEP
1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN/qhAvP3OInvnHvvxIfhqhcGoI/I:xAo1lOwvlNlXBvsI7hrhEh9cpDN/qhAI
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2084 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2084 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.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 0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language microsofthelp.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2904 wrote to memory of 2084 2904 0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe 82 PID 2904 wrote to memory of 2084 2904 0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe 82 PID 2904 wrote to memory of 2084 2904 0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe"C:\Users\Admin\AppData\Local\Temp\0313de365d4d8dbf388373e9ed249f1a63d0ac28cbd8ff2d2c21af4992c1b74fN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
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:2084
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
80KB
MD5cd060ef6abcb5877753abceb3412b63c
SHA1180f77d911669b76240b4b18597b819302337f52
SHA2565c1b7ceab625a80807c49ebc6f8aac63d7d20289d0b3ecd44288fa07b66e4770
SHA5124ffb6ba55a1f589c458b22365a4930b91417889fd3e51c3f27e600139603e607c1b18212da3fe699978eb55e7aa159de582c31fc92c9a5777cccf9b42b1da860