Analysis
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max time kernel
144s -
max time network
142s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
21-05-2022 18:25
Behavioral task
behavioral1
Sample
904d550b00ba30ca258303e5ef0c15e5c839078760c06bba9f183f2abf3aa37f.xls
Resource
win10-20220414-en
General
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Target
904d550b00ba30ca258303e5ef0c15e5c839078760c06bba9f183f2abf3aa37f.xls
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Size
73KB
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MD5
27988026abbcf5d20a9cb5651098d7c7
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SHA1
f6a735c534f4adf488176a8281b52aed4ca65cb3
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SHA256
904d550b00ba30ca258303e5ef0c15e5c839078760c06bba9f183f2abf3aa37f
-
SHA512
cd1374cebad3f6362f28f1a0a17b6a394cf2c7e03ccbb631cc70b1dabbf47e8e29fd1a8ef51335a9a39036d57b2208045c5856be086ebbf0a12a923750f20a0f
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 2916 1312 regsvr32.exe EXCEL.EXE -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 2916 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 1312 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvr32.exepid process 4072 regsvr32.exe 4072 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 1312 EXCEL.EXE 1312 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE 1312 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 1312 wrote to memory of 2916 1312 EXCEL.EXE regsvr32.exe PID 1312 wrote to memory of 2916 1312 EXCEL.EXE regsvr32.exe PID 2916 wrote to memory of 4072 2916 regsvr32.exe regsvr32.exe PID 2916 wrote to memory of 4072 2916 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\904d550b00ba30ca258303e5ef0c15e5c839078760c06bba9f183f2abf3aa37f.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\SuccFxzYtNfnk\gNeTJyIaxcUvoYb.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/1312-115-0x00007FFE1F3F0000-0x00007FFE1F400000-memory.dmpFilesize
64KB
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memory/1312-116-0x00007FFE1F3F0000-0x00007FFE1F400000-memory.dmpFilesize
64KB
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memory/1312-117-0x00007FFE1F3F0000-0x00007FFE1F400000-memory.dmpFilesize
64KB
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memory/1312-118-0x00007FFE1F3F0000-0x00007FFE1F400000-memory.dmpFilesize
64KB
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memory/1312-127-0x00007FFE1B880000-0x00007FFE1B890000-memory.dmpFilesize
64KB
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memory/1312-128-0x00007FFE1B880000-0x00007FFE1B890000-memory.dmpFilesize
64KB
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memory/2916-251-0x0000000000000000-mapping.dmp
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memory/2916-254-0x0000000180000000-0x000000018002F000-memory.dmpFilesize
188KB
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memory/4072-269-0x0000000000000000-mapping.dmp