Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 03:49
Behavioral task
behavioral1
Sample
1d8e9243522cbb094554ed8470806b81df9f75e983c081dff52af69c9d81be63.xls
Resource
win10-20220414-en
General
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Target
1d8e9243522cbb094554ed8470806b81df9f75e983c081dff52af69c9d81be63.xls
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Size
95KB
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MD5
b42a09520b929f8c459751b22b4239e4
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SHA1
2d78e3a03be4bf2d377e7fa9fbc2c879b9453f84
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SHA256
1d8e9243522cbb094554ed8470806b81df9f75e983c081dff52af69c9d81be63
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SHA512
25b4210af3e7217d41089fc539fae47c815a8e5445d3899064d363e46d6c5cee3661fa07b32f1c5becce78607b6077bbfefb4d55f257527cf666552e24967567
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 5048 2364 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 5072 2364 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 520 2364 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 804 2364 regsvr32.exe EXCEL.EXE -
Downloads MZ/PE file
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 5048 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 2364 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 5048 regsvr32.exe 5048 regsvr32.exe 3524 regsvr32.exe 3524 regsvr32.exe 3524 regsvr32.exe 3524 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE 2364 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 2364 wrote to memory of 5048 2364 EXCEL.EXE regsvr32.exe PID 2364 wrote to memory of 5048 2364 EXCEL.EXE regsvr32.exe PID 2364 wrote to memory of 5072 2364 EXCEL.EXE regsvr32.exe PID 2364 wrote to memory of 5072 2364 EXCEL.EXE regsvr32.exe PID 5048 wrote to memory of 3524 5048 regsvr32.exe regsvr32.exe PID 5048 wrote to memory of 3524 5048 regsvr32.exe regsvr32.exe PID 2364 wrote to memory of 520 2364 EXCEL.EXE regsvr32.exe PID 2364 wrote to memory of 520 2364 EXCEL.EXE regsvr32.exe PID 2364 wrote to memory of 804 2364 EXCEL.EXE regsvr32.exe PID 2364 wrote to memory of 804 2364 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\1d8e9243522cbb094554ed8470806b81df9f75e983c081dff52af69c9d81be63.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\Rlsol\CVePEg.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
MD5f11508f0ade62c43b3805ebb3900d120
SHA1430d41e08eff11465a8f68caae67f34474740d48
SHA256adc5054f48edc8ae59769cfb932315a36199a0ade47e20d546d0875ce2d83896
SHA51210eff4069efe7ecee738c79eb81c8d2dd3b0a5ffcbcad6314629cff607a1132c5cfb237270bb09b42bc3e66e02c661ae60c541a984e9b14febd2ac2e222fad34
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\Users\Admin\soci1.ocxFilesize
312KB
MD5f11508f0ade62c43b3805ebb3900d120
SHA1430d41e08eff11465a8f68caae67f34474740d48
SHA256adc5054f48edc8ae59769cfb932315a36199a0ade47e20d546d0875ce2d83896
SHA51210eff4069efe7ecee738c79eb81c8d2dd3b0a5ffcbcad6314629cff607a1132c5cfb237270bb09b42bc3e66e02c661ae60c541a984e9b14febd2ac2e222fad34
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memory/520-296-0x0000000000000000-mapping.dmp
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memory/804-299-0x0000000000000000-mapping.dmp
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memory/2364-119-0x00007FFD6AA70000-0x00007FFD6AA80000-memory.dmpFilesize
64KB
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memory/2364-120-0x00007FFD6AA70000-0x00007FFD6AA80000-memory.dmpFilesize
64KB
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memory/2364-121-0x00007FFD6AA70000-0x00007FFD6AA80000-memory.dmpFilesize
64KB
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memory/2364-130-0x00007FFD66F70000-0x00007FFD66F80000-memory.dmpFilesize
64KB
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memory/2364-131-0x00007FFD66F70000-0x00007FFD66F80000-memory.dmpFilesize
64KB
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memory/2364-118-0x00007FFD6AA70000-0x00007FFD6AA80000-memory.dmpFilesize
64KB
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memory/3524-288-0x0000000000000000-mapping.dmp
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memory/5048-274-0x0000000000000000-mapping.dmp
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memory/5048-277-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB
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memory/5072-287-0x0000000000000000-mapping.dmp