Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 04:10
Behavioral task
behavioral1
Sample
ef6578644f3505bc3edac871c6aa67972655b692461064c9e66a8b76e75c68b3.xls
Resource
win10-20220414-en
General
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Target
ef6578644f3505bc3edac871c6aa67972655b692461064c9e66a8b76e75c68b3.xls
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Size
95KB
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MD5
1f0458dd1159ca70fd29afabc75fa146
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SHA1
8a7fb3782a3c5b6fb1fd72eed2c9fdda6b3d95f0
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SHA256
ef6578644f3505bc3edac871c6aa67972655b692461064c9e66a8b76e75c68b3
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SHA512
692e4f5fc640ed951ab6e47494a4e243db0faf005dbb99a45df466c0de5c3839575aa9ce5085379ad8d5751c789243db472a0d7375a361d1c2627b4cb3b80dab
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 4084 2524 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3564 2524 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4920 2524 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4348 2524 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 4084 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 2524 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 4084 regsvr32.exe 4084 regsvr32.exe 3748 regsvr32.exe 3748 regsvr32.exe 3748 regsvr32.exe 3748 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 2524 EXCEL.EXE 2524 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE 2524 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 2524 wrote to memory of 4084 2524 EXCEL.EXE regsvr32.exe PID 2524 wrote to memory of 4084 2524 EXCEL.EXE regsvr32.exe PID 2524 wrote to memory of 3564 2524 EXCEL.EXE regsvr32.exe PID 2524 wrote to memory of 3564 2524 EXCEL.EXE regsvr32.exe PID 4084 wrote to memory of 3748 4084 regsvr32.exe regsvr32.exe PID 4084 wrote to memory of 3748 4084 regsvr32.exe regsvr32.exe PID 2524 wrote to memory of 4920 2524 EXCEL.EXE regsvr32.exe PID 2524 wrote to memory of 4920 2524 EXCEL.EXE regsvr32.exe PID 2524 wrote to memory of 4348 2524 EXCEL.EXE regsvr32.exe PID 2524 wrote to memory of 4348 2524 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\ef6578644f3505bc3edac871c6aa67972655b692461064c9e66a8b76e75c68b3.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\BlZqTJzkd\rEmomFRHgS.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
MD5173d4eb883b2de45e58cf2b0da704eaf
SHA1e073d688664d58fc6943c20c84ece8ce2864f0a3
SHA256f3de60a2ae73d50b5852f16b61983c2214bf8fdf4a1633b576fe53a7d26a3e86
SHA5123ded417b682336cf8b4e77160129b0048aa5e104562041d0f7658c944a71f0cbd3092455f1610eccc14d166007db0676a72dfc3634c1e178be2ebbc69646c151
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\Users\Admin\soci1.ocxFilesize
312KB
MD5173d4eb883b2de45e58cf2b0da704eaf
SHA1e073d688664d58fc6943c20c84ece8ce2864f0a3
SHA256f3de60a2ae73d50b5852f16b61983c2214bf8fdf4a1633b576fe53a7d26a3e86
SHA5123ded417b682336cf8b4e77160129b0048aa5e104562041d0f7658c944a71f0cbd3092455f1610eccc14d166007db0676a72dfc3634c1e178be2ebbc69646c151
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memory/2524-118-0x00007FFE836A0000-0x00007FFE836B0000-memory.dmpFilesize
64KB
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memory/2524-119-0x00007FFE836A0000-0x00007FFE836B0000-memory.dmpFilesize
64KB
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memory/2524-120-0x00007FFE836A0000-0x00007FFE836B0000-memory.dmpFilesize
64KB
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memory/2524-129-0x00007FFE80A50000-0x00007FFE80A60000-memory.dmpFilesize
64KB
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memory/2524-130-0x00007FFE80A50000-0x00007FFE80A60000-memory.dmpFilesize
64KB
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memory/2524-117-0x00007FFE836A0000-0x00007FFE836B0000-memory.dmpFilesize
64KB
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memory/3564-262-0x0000000000000000-mapping.dmp
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memory/3748-263-0x0000000000000000-mapping.dmp
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memory/4084-254-0x0000000000000000-mapping.dmp
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memory/4084-257-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB
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memory/4348-274-0x0000000000000000-mapping.dmp
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memory/4920-269-0x0000000000000000-mapping.dmp