Resubmissions
07-03-2023 21:18
230307-z5p2nabe8y 1007-03-2023 20:15
230307-y1kqpsbg32 1007-03-2023 12:20
230307-phtffshc7w 10Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
07-03-2023 12:20
Behavioral task
behavioral1
Sample
INVOICE VL18998 07 March 23.doc
Resource
win7-20230220-en
General
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Target
INVOICE VL18998 07 March 23.doc
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Size
506.2MB
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MD5
a57a44cff1336300bbe9f2508cf19e65
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SHA1
4de86fa9897363f5444105a34c6ae6982cfd4c2c
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SHA256
cb638551632b271c9993266834e78a2c9a64a4b9deb8590497b0901f1044e6ff
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SHA512
10413498e5248246da88dad27f7cedf1ad65f7cc94e10a470d65ec3cab000ed53b0e07ae226de7960842f509b54aaa2f2d6f74dd51dcb6b010d0d30362cba493
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SSDEEP
3072:eoEW2aOtFjH0lP2IpjctfRcVVwEi/A8NVM1wIOCbX6bYLjWFJuvx7ueK6:ZE1aOtFa2I9c3aVw4zwxCbJ4Jup
Malware Config
Extracted
emotet
Epoch4
129.232.188.93:443
164.90.222.65:443
159.65.88.10:8080
172.105.226.75:8080
115.68.227.76:8080
187.63.160.88:80
169.57.156.166:8080
185.4.135.165:8080
153.126.146.25:7080
197.242.150.244:8080
139.59.126.41:443
186.194.240.217:443
103.132.242.26:8080
206.189.28.199:8080
163.44.196.120:8080
95.217.221.146:8080
159.89.202.34:443
119.59.103.152:8080
183.111.227.137:8080
201.94.166.162:443
103.75.201.2:443
149.56.131.28:8080
79.137.35.198:8080
5.135.159.50:443
66.228.32.31:7080
91.121.146.47:8080
153.92.5.27:8080
45.235.8.30:8080
72.15.201.15:8080
107.170.39.149:8080
45.176.232.124:443
82.223.21.224:8080
167.172.199.165:8080
213.239.212.5:443
202.129.205.3:8080
94.23.45.86:4143
147.139.166.154:8080
167.172.253.162:8080
91.207.28.33:8080
188.44.20.25:443
104.168.155.143:8080
110.232.117.186:8080
164.68.99.3:8080
1.234.2.232:8080
173.212.193.249:8080
182.162.143.56:443
160.16.142.56:8080
101.50.0.91:8080
103.43.75.120:443
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 2208 4980 regsvr32.exe 63 -
Loads dropped DLL 3 IoCs
pid Process 2208 regsvr32.exe 2208 regsvr32.exe 4156 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 49 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4980 WINWORD.EXE 4980 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2208 regsvr32.exe 2208 regsvr32.exe 4156 regsvr32.exe 4156 regsvr32.exe 4156 regsvr32.exe 4156 regsvr32.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4980 WINWORD.EXE 4980 WINWORD.EXE 4980 WINWORD.EXE 4980 WINWORD.EXE 4980 WINWORD.EXE 4980 WINWORD.EXE 4980 WINWORD.EXE 4980 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4980 wrote to memory of 2208 4980 WINWORD.EXE 97 PID 4980 wrote to memory of 2208 4980 WINWORD.EXE 97 PID 2208 wrote to memory of 4156 2208 regsvr32.exe 101 PID 2208 wrote to memory of 4156 2208 regsvr32.exe 101
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\INVOICE VL18998 07 March 23.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4980 -
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\132219.tmp"2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\XNEcA\vKuSvWTgUjOIu.dll"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:4156
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
539.7MB
MD54b87f5a01b11f2c9d8960c17cfac4534
SHA1a4a8334699bd7bafaaec2cdc22d4b610edff5c29
SHA256db732daf92ed02271c901c3fbf63cd065babe89d78e666952f1ef8b6cc6be7a9
SHA512f2b5f64848820d3f0fd0f49be8d7f5d7c9e803978d782ca2cc2c4166a9c1b599338494787f4152c7ca53d40ad03d10950404fb514180a9072d721087bfdf0b8d
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Filesize
539.7MB
MD54b87f5a01b11f2c9d8960c17cfac4534
SHA1a4a8334699bd7bafaaec2cdc22d4b610edff5c29
SHA256db732daf92ed02271c901c3fbf63cd065babe89d78e666952f1ef8b6cc6be7a9
SHA512f2b5f64848820d3f0fd0f49be8d7f5d7c9e803978d782ca2cc2c4166a9c1b599338494787f4152c7ca53d40ad03d10950404fb514180a9072d721087bfdf0b8d
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Filesize
539.7MB
MD54b87f5a01b11f2c9d8960c17cfac4534
SHA1a4a8334699bd7bafaaec2cdc22d4b610edff5c29
SHA256db732daf92ed02271c901c3fbf63cd065babe89d78e666952f1ef8b6cc6be7a9
SHA512f2b5f64848820d3f0fd0f49be8d7f5d7c9e803978d782ca2cc2c4166a9c1b599338494787f4152c7ca53d40ad03d10950404fb514180a9072d721087bfdf0b8d
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Filesize
888KB
MD517bb6e6373cb380a935e271aa121ce06
SHA1b11e9d1d839957133b660c37ac4ef9aafe2f4bd6
SHA25633edffa63784ad3a12c496007e3871f7441d5b4609ed10a346d239b9582b1059
SHA5121c225225401dab68bfb04ac3150290c3bfe0f7080f482755aa46a95e65b21d9a49307ef66c14c838c66372f72fd2c4ae36b6ac7d21504f6115bc7cd0fb6e3b90
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Filesize
539.7MB
MD54b87f5a01b11f2c9d8960c17cfac4534
SHA1a4a8334699bd7bafaaec2cdc22d4b610edff5c29
SHA256db732daf92ed02271c901c3fbf63cd065babe89d78e666952f1ef8b6cc6be7a9
SHA512f2b5f64848820d3f0fd0f49be8d7f5d7c9e803978d782ca2cc2c4166a9c1b599338494787f4152c7ca53d40ad03d10950404fb514180a9072d721087bfdf0b8d