Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
05-04-2023 12:09
Behavioral task
behavioral1
Sample
34d22071c39d6bd314e403e8eba0c753.xls
Resource
win7-20230220-en
General
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Target
34d22071c39d6bd314e403e8eba0c753.xls
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Size
89KB
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MD5
34d22071c39d6bd314e403e8eba0c753
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SHA1
8a9f2ebc44e1dd885e36541d9064f43e98b9fcac
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SHA256
6d5a6f627ed27921596c22ca0344dd70495549c8b3df17e2067f865980f78238
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SHA512
621a3b7b31b929f85075c14ad3277c86bd05437a374ab20fbc618c4b3b9f967163b35f0a52ea21a1b76a8163a7d7a4a30436c18ab00496c03769d291552d8315
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SSDEEP
1536:d6k3hOdsylKlgxopeiBNhZFGzE+cL2kdAdHuS4lcTO9Tv7UYdEJi9az:8k3hOdsylKlgxopeiBNhZFGzE+cL2kdy
Malware Config
Extracted
http://bruidsfotografie-breda.nl/cache/QPk/
http://www.chawkyfrenn.com/icon/JtT/
https://chiptochip.es/alojamiento-web/dofwXVVQ3hvsp/
http://chillpassion.com/wp-content/nd4wjKgokzKbKH0DQDD/
Extracted
emotet
Epoch4
172.104.251.154:8080
51.161.73.194:443
101.50.0.91:8080
91.207.28.33:8080
119.193.124.41:7080
150.95.66.124:8080
103.132.242.26:8080
37.187.115.122:8080
172.105.226.75:8080
131.100.24.231:80
196.218.30.83:443
79.137.35.198:8080
103.75.201.2:443
82.223.21.224:8080
153.126.146.25:7080
146.59.226.45:443
209.97.163.214:443
186.194.240.217:443
197.242.150.244:8080
45.118.115.99:8080
201.94.166.162:443
159.65.88.10:8080
213.239.212.5:443
167.172.253.162:8080
183.111.227.137:8080
207.148.79.14:8080
188.44.20.25:443
185.4.135.165:8080
82.165.152.127:8080
64.227.100.222:8080
163.44.196.120:8080
173.212.193.249:8080
115.68.227.76:8080
107.170.39.149:8080
72.15.201.15:8080
51.254.140.238:7080
206.189.28.199:8080
45.176.232.124:443
144.91.78.55:443
159.65.140.115:443
160.16.142.56:8080
135.148.6.80:443
51.91.76.89:8080
103.43.75.120:443
46.55.222.11:443
94.23.45.86:4143
149.56.131.28:8080
213.241.20.155:443
164.68.99.3:8080
209.126.98.206:8080
129.232.188.93:443
45.55.191.130:443
103.70.28.102:8080
5.9.116.246:8080
139.59.126.41:443
151.106.112.196:8080
134.122.66.193:8080
212.24.98.99:8080
110.232.117.186:8080
1.234.2.232:8080
45.235.8.30:8080
158.69.222.101:443
159.89.202.34:443
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 3252 4012 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3380 4012 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4244 4012 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2632 4012 regsvr32.exe EXCEL.EXE -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 3380 regsvr32.exe 776 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 4012 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 3380 regsvr32.exe 3380 regsvr32.exe 776 regsvr32.exe 776 regsvr32.exe 776 regsvr32.exe 776 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE 4012 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 4012 wrote to memory of 3252 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 3252 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 3380 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 3380 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 4244 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 4244 4012 EXCEL.EXE regsvr32.exe PID 3380 wrote to memory of 776 3380 regsvr32.exe regsvr32.exe PID 3380 wrote to memory of 776 3380 regsvr32.exe regsvr32.exe PID 4012 wrote to memory of 2632 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 2632 4012 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\34d22071c39d6bd314e403e8eba0c753.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 ..\phdg1.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\phdg2.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\PmRQtBa\lVSIJ.dll"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\phdg3.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\phdg4.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\phdg2.ocxFilesize
425KB
MD51fa4a8d4e4758f0e2b12cdd959fe0bf3
SHA1d4a4ee89c8f0e8c00e5990c937cd3d1decf021fa
SHA2564d7ccf2bba4cbce46dc8d694eed0894985fd494e47f846e88fe23e714aa42e59
SHA512bbb924b83e7ee40ba0bd1150ce9b7b1f3360d27d3174b70b951cb6fdb9dd2d1a5246073dfed085ef491600ae9efd3cc46d8479fbbc5137d909abbf2ddde001c3
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C:\Users\Admin\phdg2.ocxFilesize
425KB
MD51fa4a8d4e4758f0e2b12cdd959fe0bf3
SHA1d4a4ee89c8f0e8c00e5990c937cd3d1decf021fa
SHA2564d7ccf2bba4cbce46dc8d694eed0894985fd494e47f846e88fe23e714aa42e59
SHA512bbb924b83e7ee40ba0bd1150ce9b7b1f3360d27d3174b70b951cb6fdb9dd2d1a5246073dfed085ef491600ae9efd3cc46d8479fbbc5137d909abbf2ddde001c3
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C:\Windows\System32\PmRQtBa\lVSIJ.dllFilesize
425KB
MD51fa4a8d4e4758f0e2b12cdd959fe0bf3
SHA1d4a4ee89c8f0e8c00e5990c937cd3d1decf021fa
SHA2564d7ccf2bba4cbce46dc8d694eed0894985fd494e47f846e88fe23e714aa42e59
SHA512bbb924b83e7ee40ba0bd1150ce9b7b1f3360d27d3174b70b951cb6fdb9dd2d1a5246073dfed085ef491600ae9efd3cc46d8479fbbc5137d909abbf2ddde001c3
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memory/3380-152-0x0000000002230000-0x0000000002284000-memory.dmpFilesize
336KB
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memory/3380-160-0x0000000000790000-0x0000000000791000-memory.dmpFilesize
4KB
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memory/4012-133-0x00007FFE86870000-0x00007FFE86880000-memory.dmpFilesize
64KB
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memory/4012-134-0x00007FFE86870000-0x00007FFE86880000-memory.dmpFilesize
64KB
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memory/4012-135-0x00007FFE86870000-0x00007FFE86880000-memory.dmpFilesize
64KB
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memory/4012-136-0x00007FFE86870000-0x00007FFE86880000-memory.dmpFilesize
64KB
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memory/4012-137-0x00007FFE86870000-0x00007FFE86880000-memory.dmpFilesize
64KB
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memory/4012-138-0x00007FFE84810000-0x00007FFE84820000-memory.dmpFilesize
64KB
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memory/4012-139-0x00007FFE84810000-0x00007FFE84820000-memory.dmpFilesize
64KB