Analysis
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max time kernel
144s -
max time network
150s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
21-05-2022 18:12
Behavioral task
behavioral1
Sample
c6c763124b9f501480270732b135c5bc445a7e0b74c4b4d14603f8df8186e3c8.xls
Resource
win10-20220414-en
General
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Target
c6c763124b9f501480270732b135c5bc445a7e0b74c4b4d14603f8df8186e3c8.xls
-
Size
73KB
-
MD5
40d72d3f670414dd1674d1a7fe3a18a0
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SHA1
b48ca999e422c42954a315487920d4cbeb71afde
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SHA256
c6c763124b9f501480270732b135c5bc445a7e0b74c4b4d14603f8df8186e3c8
-
SHA512
f97688624d3261ca567e07ed38ee0e63e6ce189c79f07cdee4828ad5e9757caf3a5a8fb2fbdab270d6f4d0ddac9e7886d5d4c08b14224edc1d8e65e02a7e908b
Malware Config
Extracted
http://hullsite.com/0a61/nm6lxocqt/
https://bencevendeghaz.hu/wp-includes/cLrqBIwf8C/
Extracted
emotet
Epoch4
51.254.140.238:7080
103.70.28.102:8080
5.9.116.246:8080
1.234.2.232:8080
209.250.246.206:443
58.227.42.236:80
72.15.201.15:8080
159.65.88.10:8080
189.126.111.200:7080
173.212.193.249:8080
188.44.20.25:443
134.122.66.193:8080
172.104.251.154:8080
103.75.201.2:443
150.95.66.124:8080
153.126.146.25:7080
103.43.75.120:443
203.114.109.124:443
27.54.89.58:8080
1.234.21.73:7080
146.59.226.45:443
185.8.212.130:7080
159.65.140.115:443
167.172.253.162:8080
45.235.8.30:8080
213.241.20.155:443
163.44.196.120:8080
45.118.115.99:8080
102.222.215.74:443
209.126.98.206:8080
77.81.247.144:8080
46.55.222.11:443
110.232.117.186:8080
212.237.17.99:8080
45.176.232.124:443
183.111.227.137:8080
101.50.0.91:8080
173.239.37.178:8080
206.189.28.199:8080
103.132.242.26:8080
201.94.166.162:443
158.69.222.101:443
82.165.152.127:8080
164.68.99.3:8080
209.97.163.214:443
172.105.70.96:443
185.4.135.165:8080
212.24.98.99:8080
149.56.131.28:8080
129.232.188.93:443
131.100.24.231:80
197.242.150.244:8080
94.23.45.86:4143
79.137.35.198:8080
91.207.28.33:8080
167.99.115.35:8080
152.136.229.39:8080
51.91.76.89:8080
119.193.124.41:7080
89.29.244.7:443
151.106.112.196:8080
196.218.30.83:443
160.16.142.56:8080
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3812 3576 regsvr32.exe EXCEL.EXE -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 3812 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 3576 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvr32.exepid process 1076 regsvr32.exe 1076 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 3576 EXCEL.EXE 3576 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE 3576 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 3576 wrote to memory of 3812 3576 EXCEL.EXE regsvr32.exe PID 3576 wrote to memory of 3812 3576 EXCEL.EXE regsvr32.exe PID 3812 wrote to memory of 1076 3812 regsvr32.exe regsvr32.exe PID 3812 wrote to memory of 1076 3812 regsvr32.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\c6c763124b9f501480270732b135c5bc445a7e0b74c4b4d14603f8df8186e3c8.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 ..\vhdxw.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\YnBhUhcTjoia\pVRBnMjB.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\vhdxw.ocxFilesize
405KB
MD5030d640b07c97f3d7fb5573e7f63a4db
SHA12fa1f8b5a9aab9169922c95af23e87b57f79d1da
SHA2562c579ddf1b850c0b72e9468731dbaa202b17dd6e8fd0cf56e754acd460957a57
SHA5126ffce06a7b78f613a93fff09d3afb5202bcd74f0b382a3e7915d7814dbbe3aa43b62928856a9f3ad517389c7812fcdee20de85013eb545d1199cfc7a766c45b0
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\Users\Admin\vhdxw.ocxFilesize
405KB
MD5030d640b07c97f3d7fb5573e7f63a4db
SHA12fa1f8b5a9aab9169922c95af23e87b57f79d1da
SHA2562c579ddf1b850c0b72e9468731dbaa202b17dd6e8fd0cf56e754acd460957a57
SHA5126ffce06a7b78f613a93fff09d3afb5202bcd74f0b382a3e7915d7814dbbe3aa43b62928856a9f3ad517389c7812fcdee20de85013eb545d1199cfc7a766c45b0
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memory/1076-288-0x0000000000000000-mapping.dmp
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memory/3576-118-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3576-119-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3576-120-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3576-121-0x00007FFB10F20000-0x00007FFB10F30000-memory.dmpFilesize
64KB
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memory/3576-130-0x00007FFB0D3B0000-0x00007FFB0D3C0000-memory.dmpFilesize
64KB
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memory/3576-131-0x00007FFB0D3B0000-0x00007FFB0D3C0000-memory.dmpFilesize
64KB
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memory/3812-270-0x0000000000000000-mapping.dmp
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memory/3812-273-0x0000000180000000-0x000000018002F000-memory.dmpFilesize
188KB