Analysis
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max time kernel
13s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
08/03/2023, 06:53
Behavioral task
behavioral1
Sample
form.doc
Resource
win7-20230220-en
General
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Target
form.doc
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Size
509.3MB
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MD5
48a64e3f96c122410578caf6e70329b9
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SHA1
57a464d3735eb91850c56be1462c22c5bec57996
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SHA256
8d4427329c8bde96652807caa270a0950be8f917076cb1c5bb893995c995a5ac
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SHA512
1a5f6926e5ca27fcbf372ed3b9f5348550a77161e76662d6865d2e5b30124326e3356a93c6f8a516baa0c3c63b2fccbc52a3a6af5a1c1cd050bf35cde6b4874a
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SSDEEP
6144:xPn4VZXbatu7MDogsDkHS50LdfcGcbz1f5M9KTFrMpSlMK3Ru+Q28:xP4PbNMkgg3Ru+x
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 2104 1248 regsvr32.exe 33 -
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 WINWORD.EXE 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 -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 35 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 1248 WINWORD.EXE 1248 WINWORD.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1248 WINWORD.EXE 1248 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1248 WINWORD.EXE 1248 WINWORD.EXE 1248 WINWORD.EXE 1248 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1248 wrote to memory of 2104 1248 WINWORD.EXE 95 PID 1248 wrote to memory of 2104 1248 WINWORD.EXE 95
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\form.doc" /o ""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:1248 -
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\065421.tmp"2⤵
- Process spawned unexpected child process
PID:2104 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\TjcZlW\ttwwzs.dll"3⤵PID:3016
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
413.6MB
MD50e3445d2565da4c9419297fab373e115
SHA18b8b3363d94b0f06647ad25daf95aca5523d5961
SHA256e7cc20c21ca5ce575ff1573236e5b1a227c44c986370037ef5ecfbf2ebf5cbec
SHA512751f80c5b676755a3c0d21fade9d8272a37a0cba6e87142fb79a842aeeb1b50b9b0f5ec882491fc347efd13405a822d6972db96bac148d8350ef246eb41caf66
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Filesize
412.1MB
MD5e5c229a4ccec23ca846171bd86c412c0
SHA1929fe5dad8f1644b2cb9f15552f43058f9bc88d6
SHA256d46499b58a137410b48341170df32f4198887bf30137d5826810985c49609b31
SHA5125b16b0a07ba1c3468a83929ae8050317dca3a620e2b1e1287b34a94324147498501c408a893372f42852190f84ce29da30f177ef6e7c40ef3dfd1544c03bdd41
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Filesize
882KB
MD5d347a9e713947d67f6f575738ef07cd7
SHA1f51f3983960517b07bb97f5ba5495480a31c8c0f
SHA25622babdda065e864cc6309f90833994a36353ae21d3a7be6e3aafaf51024448f0
SHA5125aef4fe8dbf87c3ff7e11af5e76912ef4e91e51246935132ee38a404c1f86cc464b527c2d47750930472121a23d1741e7c8e57f5ce41904af0d065bf6555a651
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Filesize
413.8MB
MD507a480ad3a268a67af282e20d89eb6ac
SHA1db3e2d51d86afe6444b0cb8b28fb4d6e0ca64ef2
SHA256b270238430615a32797c9b9ca7b3263e45e8136f6cb0f47d9db499c13c5742ee
SHA512e9a610ea23202511c867903c93f9676e61b8c4fbec6f6958803acee597848e0907dff82536b5fcd2afe8b2fae0f4de73347c746f08ce5d70440dcee3a35dd566
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Filesize
445.2MB
MD5c086903a8faca99ea2dfc2be798dd849
SHA1ea6602068a8f462947231af3ac35d466113b69c4
SHA256039a412ee1923407ab2dda4cd527c9951d4718274afe8f5efc703df7a1ed4bd5
SHA512733a0117b24cd8dd881ab79aac7e3fd9e12cd57b2bcf8b009d3004e0b073abfc3cfec49c98a2668b46895a184a091b63cef505e7bcd6ce3ed68d7fd5f8ec4237