Analysis
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max time kernel
142s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2023, 17:31
Behavioral task
behavioral1
Sample
DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe
Resource
win7-20231201-en
7 signatures
150 seconds
General
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Target
DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe
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Size
256KB
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MD5
6c4c641da1827270afc02e0536a2ebdf
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SHA1
e0cb971ecb7660ab3135efec6c944182cbbb89e9
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SHA256
dc1635104ff64d96e711bbe22d2ee026b01d36f10a84555f75b1a4634d34108f
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SHA512
156aa7ad3e66f76a9f0d7b5d718489d3fb353870ba40d5188e58c952f91e172083501b8e9eb2adeae8293ac61f09d27a6e52a538cbeb63cb668004b5f21f9ecb
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SSDEEP
6144:74UxiRC0RTpLFY9bNMXa0TQgotmKH6TjutEKyK:7PiRCGFWSDMD36WF
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Service = "C:\\Program Files (x86)\\SMTP Service\\smtpsv.exe" DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\SMTP Service\smtpsv.exe DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe File opened for modification C:\Program Files (x86)\SMTP Service\smtpsv.exe DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe Token: SeDebugPrivilege 2956 DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe"C:\Users\Admin\AppData\Local\Temp\DC1635104FF64D96E711BBE22D2EE026B01D36F10A845.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2956