Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 03:55
Behavioral task
behavioral1
Sample
171163b6b300cf88071bf90020002708e99523c844ff57daf8cecfc5f5da7257.xls
Resource
win10-20220414-en
General
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Target
171163b6b300cf88071bf90020002708e99523c844ff57daf8cecfc5f5da7257.xls
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Size
95KB
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MD5
638003b75203ef5da4f23761b1a4d6f9
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SHA1
3ecac1625757033d005fbf1824abe7a7f8d46965
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SHA256
171163b6b300cf88071bf90020002708e99523c844ff57daf8cecfc5f5da7257
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SHA512
ded88a737ee9ded52a1aa6c43a7c1e17de99b0cecc446fb5d076369941fce1e7a4316bcd59f3588dccae9230ab8fc964decbaf0770e5e7c60f895f466f646bfe
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 808 4012 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3964 4012 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2112 4012 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3476 4012 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 808 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 808 regsvr32.exe 808 regsvr32.exe 4084 regsvr32.exe 4084 regsvr32.exe 4084 regsvr32.exe 4084 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 808 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 808 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 3964 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 3964 4012 EXCEL.EXE regsvr32.exe PID 808 wrote to memory of 4084 808 regsvr32.exe regsvr32.exe PID 808 wrote to memory of 4084 808 regsvr32.exe regsvr32.exe PID 4012 wrote to memory of 2112 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 2112 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 3476 4012 EXCEL.EXE regsvr32.exe PID 4012 wrote to memory of 3476 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\171163b6b300cf88071bf90020002708e99523c844ff57daf8cecfc5f5da7257.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\KDbfGnbJNgf\UMYKhYPZzpqvL.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
MD5dcb807a29c62d02d1ec953594956dd66
SHA183d0c7dcbe371ac6f28a94180203c4f8ee055607
SHA2568ff290446376b1290ee44d6b3b632f71ac6d3ace3a114ee2b811a068482efe4e
SHA51202cacc6bd0a3b90c5a06f8b39be8b092ddd8a74f23349f8bbc62746e2ae049c2e917d4a97fe56faac3259846e6a63980b69cca244d1402eda26cf299f75ff28a
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\Users\Admin\soci1.ocxFilesize
312KB
MD5dcb807a29c62d02d1ec953594956dd66
SHA183d0c7dcbe371ac6f28a94180203c4f8ee055607
SHA2568ff290446376b1290ee44d6b3b632f71ac6d3ace3a114ee2b811a068482efe4e
SHA51202cacc6bd0a3b90c5a06f8b39be8b092ddd8a74f23349f8bbc62746e2ae049c2e917d4a97fe56faac3259846e6a63980b69cca244d1402eda26cf299f75ff28a
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memory/808-279-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB
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memory/808-276-0x0000000000000000-mapping.dmp
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memory/2112-296-0x0000000000000000-mapping.dmp
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memory/3476-301-0x0000000000000000-mapping.dmp
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memory/3964-289-0x0000000000000000-mapping.dmp
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memory/4012-121-0x00007FF94C210000-0x00007FF94C220000-memory.dmpFilesize
64KB
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memory/4012-130-0x00007FF9486A0000-0x00007FF9486B0000-memory.dmpFilesize
64KB
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memory/4012-131-0x00007FF9486A0000-0x00007FF9486B0000-memory.dmpFilesize
64KB
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memory/4012-120-0x00007FF94C210000-0x00007FF94C220000-memory.dmpFilesize
64KB
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memory/4012-119-0x00007FF94C210000-0x00007FF94C220000-memory.dmpFilesize
64KB
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memory/4012-118-0x00007FF94C210000-0x00007FF94C220000-memory.dmpFilesize
64KB
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memory/4084-290-0x0000000000000000-mapping.dmp