Analysis
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max time kernel
119s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19/07/2024, 06:40
Static task
static1
Behavioral task
behavioral1
Sample
65e1c0d1b0f39592a3f89572664f1fe0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
65e1c0d1b0f39592a3f89572664f1fe0N.exe
Resource
win10v2004-20240709-en
General
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Target
65e1c0d1b0f39592a3f89572664f1fe0N.exe
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Size
43KB
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MD5
65e1c0d1b0f39592a3f89572664f1fe0
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SHA1
6c1b0e8f15c294eb6daa404f31f8ce2fbe25cc77
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SHA256
d7d0c3e768b3d53799b10d24f8f1202b2b4d74aeb8e3cfd75b4f20ecd95de18c
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SHA512
57350683bae992aeb0386116081bff568a6ebf6605b4109b9359b9dbdaaa12e4d5f5d7049532bbf0a04994661779c743a5475cea2aca87f38fb6ef1f59150be0
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SSDEEP
768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhF:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYl
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2668 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 2668 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" 65e1c0d1b0f39592a3f89572664f1fe0N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe 65e1c0d1b0f39592a3f89572664f1fe0N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2340 wrote to memory of 2668 2340 65e1c0d1b0f39592a3f89572664f1fe0N.exe 84 PID 2340 wrote to memory of 2668 2340 65e1c0d1b0f39592a3f89572664f1fe0N.exe 84 PID 2340 wrote to memory of 2668 2340 65e1c0d1b0f39592a3f89572664f1fe0N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\65e1c0d1b0f39592a3f89572664f1fe0N.exe"C:\Users\Admin\AppData\Local\Temp\65e1c0d1b0f39592a3f89572664f1fe0N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
PID:2668
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
43KB
MD522ee391ed7327eaaec5f8dc9b9f535af
SHA1db77e7e156c8d7bc3434c1c4f1afae03039e0f92
SHA256900b55b1afc422bbd89b20573bcd6617719540e0870e1a9d488a3c811da8665c
SHA5127e1e20afd146a803a796a3c7e75c502ba02c3aa7fb20e2afd97e0216c3269740f37f542b19c8509c7c53aff2e5a689a649be751839e55bd414f9416318df25d1