Analysis Overview
SHA256
c4a969b0d04a9b70c2d04928e4f0055e7f28cc2717541230a70c5dc31f601030
Threat Level: Known bad
The file I19984860741841252_202303081146.zip was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Emotet
Suspicious Office macro
Office macro that triggers on suspicious action
Loads dropped DLL
Checks processor information in registry
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious behavior: AddClipboardFormatListener
Script User-Agent
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-08 04:26
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-08 04:25
Reported
2023-03-08 04:29
Platform
win10-20230220-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Emotet
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process | N/A | C:\Windows\System32\regsvr32.exe | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Script User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) | N/A | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 352 wrote to memory of 4424 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\System32\regsvr32.exe |
| PID 352 wrote to memory of 4424 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\System32\regsvr32.exe |
| PID 4424 wrote to memory of 1364 | N/A | C:\Windows\System32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 4424 wrote to memory of 1364 | N/A | C:\Windows\System32\regsvr32.exe | C:\Windows\system32\regsvr32.exe |
| PID 352 wrote to memory of 1212 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\splwow64.exe |
| PID 352 wrote to memory of 1212 | N/A | C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE | C:\Windows\splwow64.exe |
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
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\I19984860741841252_202303081146.doc" /o ""
C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\052709.tmp"
C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TqpjeRquNIjkUh\MoxKQmnrix.dll"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 24.32.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.dnautik.com | udp |
| RS | 195.252.110.130:80 | www.dnautik.com | tcp |
| US | 8.8.8.8:53 | 130.110.252.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.17.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.65.42.20.in-addr.arpa | udp |
| US | 20.189.173.4:443 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
Files
memory/352-119-0x00007FFEF0340000-0x00007FFEF0350000-memory.dmp
memory/352-120-0x00007FFEF0340000-0x00007FFEF0350000-memory.dmp
memory/352-121-0x00007FFEF0340000-0x00007FFEF0350000-memory.dmp
memory/352-122-0x00007FFEF0340000-0x00007FFEF0350000-memory.dmp
memory/352-125-0x00007FFEEC7D0000-0x00007FFEEC7E0000-memory.dmp
memory/352-126-0x00007FFEEC7D0000-0x00007FFEEC7E0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\052711.zip
| MD5 | f722207b3e742ae5b5aeb999bfdb35f0 |
| SHA1 | 0dd46925311e4f7b9ffba1839e3990c586f08456 |
| SHA256 | 289b313d6977527c3d3a9e1235da66982be9bdf3ff00bc0f91cac2785a7eba52 |
| SHA512 | e85d98636e4da0bce8daea6ce16d721ff25b63e80c262e05309ba3ee7563ca216a6d5fbf9b192a9b0270d3a3d621cb9e33e9cc570745b233c9dd1dca5261d882 |
C:\Users\Admin\AppData\Local\Temp\052709.tmp
| MD5 | 851c375861d36292311383733358ff80 |
| SHA1 | 35884c49e55cfa7541ad99bd383873841f483d0a |
| SHA256 | b0412b6bf2bf2ea874ef2a7f0967956d20f6fe5aa75604755dd234b71faaba6a |
| SHA512 | 54d85257637e1d78ed5d2708b68fdc808df0b8a246916539b4691b257af1fe00dd286eb6f03b6feb0654a7e1bf93ed9a61fc7fd04e345944b69af22ab4e5cbe3 |
memory/4424-329-0x00000000021C0000-0x0000000002270000-memory.dmp
\Users\Admin\AppData\Local\Temp\052709.tmp
| MD5 | 851c375861d36292311383733358ff80 |
| SHA1 | 35884c49e55cfa7541ad99bd383873841f483d0a |
| SHA256 | b0412b6bf2bf2ea874ef2a7f0967956d20f6fe5aa75604755dd234b71faaba6a |
| SHA512 | 54d85257637e1d78ed5d2708b68fdc808df0b8a246916539b4691b257af1fe00dd286eb6f03b6feb0654a7e1bf93ed9a61fc7fd04e345944b69af22ab4e5cbe3 |
\Users\Admin\AppData\Local\Temp\052709.tmp
| MD5 | 851c375861d36292311383733358ff80 |
| SHA1 | 35884c49e55cfa7541ad99bd383873841f483d0a |
| SHA256 | b0412b6bf2bf2ea874ef2a7f0967956d20f6fe5aa75604755dd234b71faaba6a |
| SHA512 | 54d85257637e1d78ed5d2708b68fdc808df0b8a246916539b4691b257af1fe00dd286eb6f03b6feb0654a7e1bf93ed9a61fc7fd04e345944b69af22ab4e5cbe3 |
memory/4424-331-0x0000000180000000-0x000000018002D000-memory.dmp
memory/4424-339-0x00000000009E0000-0x00000000009E1000-memory.dmp
memory/4424-348-0x00000000021C0000-0x0000000002270000-memory.dmp