Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 04:38
Behavioral task
behavioral1
Sample
757aeb42ac3b42320cdd71e32e2152e1a81b5524e08dce201c3142574752234b.xls
Resource
win10-20220414-en
General
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Target
757aeb42ac3b42320cdd71e32e2152e1a81b5524e08dce201c3142574752234b.xls
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Size
95KB
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MD5
cc1c8a12814e08349f75128c72ebb1f5
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SHA1
1877bea484ae3c098dbf7e5329fda4642f0966ed
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SHA256
757aeb42ac3b42320cdd71e32e2152e1a81b5524e08dce201c3142574752234b
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SHA512
cb84205926ac35c4a135d33e9cfe887c29e7820cd4cf81c9aba0cae41fef79dbe93d0195b62f1e2128046faa1bbd9d6de17dd2c56613fd7a9da99413e39b9522
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 4368 2960 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4472 2960 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4524 2960 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1080 2960 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 4368 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\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2960 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 4368 regsvr32.exe 4368 regsvr32.exe 1916 regsvr32.exe 1916 regsvr32.exe 1916 regsvr32.exe 1916 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE 2960 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 2960 wrote to memory of 4368 2960 EXCEL.EXE regsvr32.exe PID 2960 wrote to memory of 4368 2960 EXCEL.EXE regsvr32.exe PID 2960 wrote to memory of 4472 2960 EXCEL.EXE regsvr32.exe PID 2960 wrote to memory of 4472 2960 EXCEL.EXE regsvr32.exe PID 4368 wrote to memory of 1916 4368 regsvr32.exe regsvr32.exe PID 4368 wrote to memory of 1916 4368 regsvr32.exe regsvr32.exe PID 2960 wrote to memory of 4524 2960 EXCEL.EXE regsvr32.exe PID 2960 wrote to memory of 4524 2960 EXCEL.EXE regsvr32.exe PID 2960 wrote to memory of 1080 2960 EXCEL.EXE regsvr32.exe PID 2960 wrote to memory of 1080 2960 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\757aeb42ac3b42320cdd71e32e2152e1a81b5524e08dce201c3142574752234b.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- 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\DdflCpa\prTAQH.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
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Downloads
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C:\Users\Admin\soci1.ocxFilesize
312KB
MD531fb0cce78cea1f6c279679ae552f340
SHA1358ae722120e8225094d359e679c3b4ced8f5ba3
SHA256872621fd553897f3f15c99e7850f9437df419834df25c363fbfc1749ddd83ad7
SHA512855ab29ffbb84004d6754935a68769afbc112ddf0a2a8333076480815397064f743692366fbddefe277905166cf37e983c6716e9a564c1440da0a8f1c1dc993a
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\Users\Admin\soci1.ocxFilesize
312KB
MD531fb0cce78cea1f6c279679ae552f340
SHA1358ae722120e8225094d359e679c3b4ced8f5ba3
SHA256872621fd553897f3f15c99e7850f9437df419834df25c363fbfc1749ddd83ad7
SHA512855ab29ffbb84004d6754935a68769afbc112ddf0a2a8333076480815397064f743692366fbddefe277905166cf37e983c6716e9a564c1440da0a8f1c1dc993a
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memory/1080-297-0x0000000000000000-mapping.dmp
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memory/1916-286-0x0000000000000000-mapping.dmp
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memory/2960-115-0x00007FFCDE100000-0x00007FFCDE110000-memory.dmpFilesize
64KB
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memory/2960-116-0x00007FFCDE100000-0x00007FFCDE110000-memory.dmpFilesize
64KB
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memory/2960-117-0x00007FFCDE100000-0x00007FFCDE110000-memory.dmpFilesize
64KB
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memory/2960-126-0x00007FFCDAC90000-0x00007FFCDACA0000-memory.dmpFilesize
64KB
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memory/2960-127-0x00007FFCDAC90000-0x00007FFCDACA0000-memory.dmpFilesize
64KB
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memory/2960-114-0x00007FFCDE100000-0x00007FFCDE110000-memory.dmpFilesize
64KB
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memory/4368-277-0x0000000000000000-mapping.dmp
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memory/4368-280-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB
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memory/4472-285-0x0000000000000000-mapping.dmp
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memory/4524-292-0x0000000000000000-mapping.dmp