Analysis
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max time kernel
148s -
max time network
147s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 03:35
Behavioral task
behavioral1
Sample
5681da71308c609db5621eccd805875c40a3e10b33816c677e54e89c9b41fd6c.xls
Resource
win10-20220414-en
General
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Target
5681da71308c609db5621eccd805875c40a3e10b33816c677e54e89c9b41fd6c.xls
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Size
95KB
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MD5
753a0712e2b7d22f3339ffb0728f03fb
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SHA1
2f63fa52dc6582abf02d279c961effca416df8d6
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SHA256
5681da71308c609db5621eccd805875c40a3e10b33816c677e54e89c9b41fd6c
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SHA512
40015d39252905d209eda5a780b5acdc9af1d0c93eb4057644f8964b70d2c9814d3300f6e66a042f3022b79c8458f31b305ee0de7559d3097765cbe411cdc07b
Malware Config
Extracted
http://www.sunflowerlaboratory.in/fonts/79Tq62ly/
http://dirigent.co.uk/vardagsekonomi/iC36jJ4J1cf/
http://agtrade.hu/images/kiQYmOs2tSKq/
https://www.zachboyle.com/wp-admin/EA470ZrTGNkuA/
Extracted
emotet
Epoch4
94.23.45.86:4143
209.97.163.214:443
212.24.98.99:8080
103.43.75.120:443
183.111.227.137:8080
197.242.150.244:8080
129.232.188.93:443
159.65.88.10:8080
163.44.196.120:8080
51.161.73.194:443
164.90.222.65:443
159.89.202.34:443
1.234.2.232:8080
150.95.66.124:8080
51.91.76.89:8080
196.218.30.83:443
5.9.116.246:8080
146.59.226.45:443
173.212.193.249:8080
213.241.20.155:443
213.239.212.5:443
207.148.79.14:8080
51.254.140.238:7080
45.235.8.30:8080
147.139.166.154:8080
64.227.100.222:8080
82.165.152.127:8080
172.105.226.75:8080
131.100.24.231:80
206.189.28.199:8080
151.106.112.196:8080
119.193.124.41:7080
45.176.232.124:443
79.137.35.198:8080
186.194.240.217:443
103.70.28.102:8080
159.65.140.115:443
104.168.155.143:8080
45.118.115.99:8080
115.68.227.76:8080
72.15.201.15:8080
144.202.108.116:8080
37.187.115.122:8080
110.232.117.186:8080
209.126.98.206:8080
172.104.251.154:8080
82.223.21.224:8080
101.50.0.91:8080
103.132.242.26:8080
201.94.166.162:443
185.4.135.165:8080
160.16.142.56:8080
107.170.39.149:8080
134.122.66.193:8080
139.59.126.41:443
149.56.131.28:8080
91.207.28.33:8080
164.68.99.3:8080
188.44.20.25:443
103.75.201.2:443
167.172.253.162:8080
158.69.222.101:443
153.126.146.25:7080
Signatures
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Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2924 1660 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2588 1660 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2864 1660 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2516 1660 regsvr32.exe EXCEL.EXE -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
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Downloads MZ/PE file
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 2924 regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 1660 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2924 regsvr32.exe 2924 regsvr32.exe 2908 regsvr32.exe 2908 regsvr32.exe 2908 regsvr32.exe 2908 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 1660 EXCEL.EXE 1660 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE 1660 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 1660 wrote to memory of 2924 1660 EXCEL.EXE regsvr32.exe PID 1660 wrote to memory of 2924 1660 EXCEL.EXE regsvr32.exe PID 1660 wrote to memory of 2588 1660 EXCEL.EXE regsvr32.exe PID 1660 wrote to memory of 2588 1660 EXCEL.EXE regsvr32.exe PID 2924 wrote to memory of 2908 2924 regsvr32.exe regsvr32.exe PID 2924 wrote to memory of 2908 2924 regsvr32.exe regsvr32.exe PID 1660 wrote to memory of 2864 1660 EXCEL.EXE regsvr32.exe PID 1660 wrote to memory of 2864 1660 EXCEL.EXE regsvr32.exe PID 1660 wrote to memory of 2516 1660 EXCEL.EXE regsvr32.exe PID 1660 wrote to memory of 2516 1660 EXCEL.EXE regsvr32.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\5681da71308c609db5621eccd805875c40a3e10b33816c677e54e89c9b41fd6c.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\EojWUTWNLCXu\CwpaGLPc.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\soci1.ocxFilesize
312KB
MD5eb1ad60e47b1779fd23d3ca670f197b7
SHA1b9382f3105bc4bcc47fce39003bf828896938520
SHA25629952ec9c16e7e7e0d118483542c66e0cb70f53e862fdad9801a18243e3ab3c6
SHA512950a06953805aa9e20adbe62cfcb50ae895d79083e8fec2631b44a2ffea23f65be81802207a7942986e71eff0b27695c46eda19307982b217e1afc65fcc23346
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\Users\Admin\soci1.ocxFilesize
312KB
MD5eb1ad60e47b1779fd23d3ca670f197b7
SHA1b9382f3105bc4bcc47fce39003bf828896938520
SHA25629952ec9c16e7e7e0d118483542c66e0cb70f53e862fdad9801a18243e3ab3c6
SHA512950a06953805aa9e20adbe62cfcb50ae895d79083e8fec2631b44a2ffea23f65be81802207a7942986e71eff0b27695c46eda19307982b217e1afc65fcc23346
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memory/1660-119-0x00007FFEE8CB0000-0x00007FFEE8CC0000-memory.dmpFilesize
64KB
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memory/1660-120-0x00007FFEE8CB0000-0x00007FFEE8CC0000-memory.dmpFilesize
64KB
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memory/1660-121-0x00007FFEE8CB0000-0x00007FFEE8CC0000-memory.dmpFilesize
64KB
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memory/1660-130-0x00007FFEE5840000-0x00007FFEE5850000-memory.dmpFilesize
64KB
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memory/1660-131-0x00007FFEE5840000-0x00007FFEE5850000-memory.dmpFilesize
64KB
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memory/1660-118-0x00007FFEE8CB0000-0x00007FFEE8CC0000-memory.dmpFilesize
64KB
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memory/2516-277-0x0000000000000000-mapping.dmp
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memory/2588-265-0x0000000000000000-mapping.dmp
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memory/2864-274-0x0000000000000000-mapping.dmp
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memory/2908-266-0x0000000000000000-mapping.dmp
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memory/2924-252-0x0000000000000000-mapping.dmp
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memory/2924-255-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB