Analysis
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max time kernel
149s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 05:45
Static task
static1
Behavioral task
behavioral1
Sample
ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe
Resource
win10v2004-20240426-en
General
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Target
ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe
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Size
29KB
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MD5
6775d8f1a49dd3c932fed2d6be93cb28
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SHA1
fa119e6c479c1aab978317b101d63ff5969e6a7a
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SHA256
ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f
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SHA512
38851ae619600ce057cb9f192eed7cd3f7f6cd1a39d4a0adc8883f773c341154e7886856da4e46a1d9092433e21a5f8c5b08ae5c7e2b4dd33512e336397d1bf0
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SSDEEP
768:/qPJtUA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKhJJhgcO:/q0A6C1VqaqhtgVRNToV7TtRu8rM0wYR
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1848 microsofthelp.exe -
Executes dropped EXE 1 IoCs
pid Process 1848 microsofthelp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe" ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\microsofthelp.exe ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4000 wrote to memory of 1848 4000 ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe 82 PID 4000 wrote to memory of 1848 4000 ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe 82 PID 4000 wrote to memory of 1848 4000 ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe"C:\Users\Admin\AppData\Local\Temp\ecd7bdfe8b58604d8c5d7e1282dd2aee8526226709c0872ac584068f926d568f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4000 -
C:\Windows\microsofthelp.exe"C:\Windows\microsofthelp.exe"2⤵
- Deletes itself
- Executes dropped EXE
PID:1848
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD57bfa2d08ff5dce5fc79d16ae66521c68
SHA1ee006c3738d93d0866c7900e5d2cf4697f25af03
SHA256f61a760ff77378ea4b2ecf38d4512838954c9c9d2848d14a1aaa39d41f0c9fe3
SHA5124a26b9ca4bda97aeaa9df35d384dd9f4167a005258f4c01f554040001dee300c7c771cc2484a553dfea8a3a3e63c8400aa1f35406ea19f1c17b8511031aabdcf