Analysis
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max time kernel
141s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04-11-2022 05:16
Behavioral task
behavioral1
Sample
2022-11-04_0616.xls
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
2022-11-04_0616.xls
Resource
win10v2004-20220812-en
General
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Target
2022-11-04_0616.xls
-
Size
217KB
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MD5
da4d6f1eb1224f7d5f563e86bebbf1fd
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SHA1
2cb3bb03a947a26f52b5c6714e609f8861d50daf
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SHA256
a04ad34d45b524a88a07f24983d8392bf5a930a4c7577db33f2e0c916778127d
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SHA512
2365cbf093cd251fae9c923e2ba940849c82d35f6d08348f0a662e2ef8205920cfd7eda3ad0aff290a3cb124009d622e7dc6bec5537f46b59ad65de1e25c68f5
-
SSDEEP
6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQm71nT:1bGUMVWlb9
Malware Config
Extracted
http://app.clubdedocentes.com/storage/DCcq9ekgH99sI/
http://linhkiendoc.com/app/payments/qoy5JqpLqrbsKl/
http://sourcecool.com/throng/iOD/
Extracted
emotet
Epoch4
45.235.8.30:8080
94.23.45.86:4143
119.59.103.152:8080
169.60.181.70:8080
164.68.99.3:8080
172.105.226.75:8080
107.170.39.149:8080
206.189.28.199:8080
1.234.2.232:8080
188.44.20.25:443
186.194.240.217:443
103.43.75.120:443
149.28.143.92:443
159.89.202.34:443
209.97.163.214:443
183.111.227.137:8080
129.232.188.93:443
139.59.126.41:443
110.232.117.186:8080
139.59.56.73:8080
103.75.201.2:443
91.207.28.33:8080
164.90.222.65:443
197.242.150.244:8080
212.24.98.99:8080
51.161.73.194:443
115.68.227.76:8080
159.65.88.10:8080
201.94.166.162:443
95.217.221.146:8080
173.212.193.249:8080
82.223.21.224:8080
103.132.242.26:8080
213.239.212.5:443
153.126.146.25:7080
45.176.232.124:443
182.162.143.56:443
169.57.156.166:8080
159.65.140.115:443
163.44.196.120:8080
172.104.251.154:8080
167.172.253.162:8080
91.187.140.35:8080
45.118.115.99:8080
147.139.166.154:8080
72.15.201.15:8080
149.56.131.28:8080
167.172.199.165:8080
101.50.0.91:8080
160.16.142.56:8080
185.4.135.165:8080
104.168.155.143:8080
79.137.35.198:8080
5.135.159.50:443
187.63.160.88:80
Signatures
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Process spawned unexpected child process 2 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4168 5100 regsvr32.exe 79 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3360 5100 regsvr32.exe 79 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 4168 regsvr32.exe 216 regsvr32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pHTXckaLH.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\EyuyTELFSpymCfsEM\\pHTXckaLH.dll\"" regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description 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
pid Process 5100 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4168 regsvr32.exe 4168 regsvr32.exe 216 regsvr32.exe 216 regsvr32.exe 216 regsvr32.exe 216 regsvr32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5100 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 5100 EXCEL.EXE 5100 EXCEL.EXE 5100 EXCEL.EXE 5100 EXCEL.EXE 5100 EXCEL.EXE 5100 EXCEL.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5100 wrote to memory of 4168 5100 EXCEL.EXE 85 PID 5100 wrote to memory of 4168 5100 EXCEL.EXE 85 PID 4168 wrote to memory of 216 4168 regsvr32.exe 86 PID 4168 wrote to memory of 216 4168 regsvr32.exe 86 PID 5100 wrote to memory of 3360 5100 EXCEL.EXE 91 PID 5100 wrote to memory of 3360 5100 EXCEL.EXE 91
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\2022-11-04_0616.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
PID:5100 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4168 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\EyuyTELFSpymCfsEM\pHTXckaLH.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:216
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-
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx2⤵
- Process spawned unexpected child process
PID:3360
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
745KB
MD5573f0ff5cf0a2aa8d272effaa59fbe9d
SHA13c983122d5be57ae19ea872b70a04dc8fca0d911
SHA256606348b3f63682a87125ac0ebd2f1f49b46526792267fb9559514f23f4538a4d
SHA5128c668a14d904415abeac913a6c8f9db4c238a63e5568959b4a73ad8a3d11fa8c72630550effe8912dfe16e0a5d641b6b3ee9a7dda9bc3a7bca3b735e996bf9cc
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Filesize
745KB
MD5573f0ff5cf0a2aa8d272effaa59fbe9d
SHA13c983122d5be57ae19ea872b70a04dc8fca0d911
SHA256606348b3f63682a87125ac0ebd2f1f49b46526792267fb9559514f23f4538a4d
SHA5128c668a14d904415abeac913a6c8f9db4c238a63e5568959b4a73ad8a3d11fa8c72630550effe8912dfe16e0a5d641b6b3ee9a7dda9bc3a7bca3b735e996bf9cc
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Filesize
745KB
MD5573f0ff5cf0a2aa8d272effaa59fbe9d
SHA13c983122d5be57ae19ea872b70a04dc8fca0d911
SHA256606348b3f63682a87125ac0ebd2f1f49b46526792267fb9559514f23f4538a4d
SHA5128c668a14d904415abeac913a6c8f9db4c238a63e5568959b4a73ad8a3d11fa8c72630550effe8912dfe16e0a5d641b6b3ee9a7dda9bc3a7bca3b735e996bf9cc