Analysis
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max time kernel
119s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09/11/2024, 19:48
Static task
static1
Behavioral task
behavioral1
Sample
e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe
Resource
win10v2004-20241007-en
General
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Target
e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe
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Size
40KB
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MD5
115086b7ad8a0f340ed2abb1f7c80360
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SHA1
ea04483fcd246b50ac8a18da591ba44c2019f589
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SHA256
e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953
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SHA512
9488873081e2c1e0ab71a2611408ccc80b45c4323725da5d743e18650050be5cd41c455bc455100154fc7219707de879f0186914375804a2355cf1c0f7267268
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SSDEEP
768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh2:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYW
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2408 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2408 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2440 wrote to memory of 2408 2440 e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe 30 PID 2440 wrote to memory of 2408 2440 e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe 30 PID 2440 wrote to memory of 2408 2440 e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe 30 PID 2440 wrote to memory of 2408 2440 e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe"C:\Users\Admin\AppData\Local\Temp\e21e3a175e5ee1377352de93663ddb004e6eb4f6ea19bd2a5ad50d40dd781953N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
PID:2408
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD5cae656773d14092dfe1d7a48dd4d69b0
SHA1d5210ecd3d7fd94c84c7b834e0e88574edb30ae8
SHA25657c77ea5a9a112a410ae65971a8b7607d06b28618c76fcb3f917637c9afd2808
SHA51208e3c5bbc6bffe363599f589557f15b59b38c404ab6c1e5742cf927ededdfacf16da2c022c1b79afb1def421f3e2a1b7c32ebab5fa1e96a84403d6525e4ba810