Analysis
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max time kernel
11s -
max time network
133s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
21/03/2023, 23:29
Behavioral task
behavioral1
Sample
7fd015edaf5d50cf29592aff524d145d50a9596900fa57170b19213b49dc041c.doc
Resource
win10-20230220-en
General
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Target
7fd015edaf5d50cf29592aff524d145d50a9596900fa57170b19213b49dc041c.doc
-
Size
203KB
-
MD5
a6a613d020d1be76d60daefec9071489
-
SHA1
2feea722f1094504036708f591b2faf655717b63
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SHA256
7fd015edaf5d50cf29592aff524d145d50a9596900fa57170b19213b49dc041c
-
SHA512
038cb526d3232cd267de90764519ffca5ee709fa8910a2575f9f1f29ef337930541fe48e5ce6733b6f782f0a3edf71feeba8eae503d1ff41017fe0af3c89d155
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SSDEEP
3072:vlZ0xLs6Q5hmkQ+lmaXgx7dfCaA/USJ55N1NvCM+:dZq1Q5hmkQxaQx4znRvQ
Malware Config
Extracted
emotet
Epoch4
213.239.212.5:443
129.232.188.93:443
103.43.75.120:443
197.242.150.244:8080
1.234.2.232:8080
110.232.117.186:8080
95.217.221.146:8080
159.89.202.34:443
159.65.88.10:8080
82.223.21.224:8080
169.57.156.166:8080
45.176.232.124:443
45.235.8.30:8080
173.212.193.249:8080
107.170.39.149:8080
119.59.103.152:8080
167.172.199.165:8080
91.207.28.33:8080
185.4.135.165:8080
104.168.155.143:8080
206.189.28.199:8080
79.137.35.198:8080
103.132.242.26:8080
202.129.205.3:8080
103.75.201.2:443
149.56.131.28:8080
5.135.159.50:443
172.105.226.75:8080
201.94.166.162:443
115.68.227.76:8080
164.90.222.65:443
186.194.240.217:443
153.126.146.25:7080
187.63.160.88:80
209.126.85.32:8080
72.15.201.15:8080
153.92.5.27:8080
167.172.253.162:8080
147.139.166.154:8080
163.44.196.120:8080
183.111.227.137:8080
139.59.126.41:443
164.68.99.3:8080
188.44.20.25:443
94.23.45.86:4143
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 512 3640 regsvr32.exe 65 -
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 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 7 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 3640 WINWORD.EXE 3640 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3640 WINWORD.EXE 3640 WINWORD.EXE 3640 WINWORD.EXE 3640 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3640 wrote to memory of 512 3640 WINWORD.EXE 68 PID 3640 wrote to memory of 512 3640 WINWORD.EXE 68 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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\7fd015edaf5d50cf29592aff524d145d50a9596900fa57170b19213b49dc041c.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:3640 -
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\002935.tmp"2⤵
- Process spawned unexpected child process
PID:512 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\QQlmwCSaQgToPG\reJdUaYK.dll"3⤵PID:1424
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-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
414.6MB
MD5f3a294871c75a7938bbf3f9468ebdef6
SHA1b3cfed31c79bd6356c8332ed35922a562a9e5604
SHA25608f53b2c2467535917cc781d5a88ca4eba51610842cbb5fa643d6604a994d2fb
SHA51229f10cd4b0fea811aba37629df73d21aff73d1b34187cac68f985603a2828af5397e4bd0ac70715da5c3716793b05fbb0b068e09499f1ad0633af8302b7a6ba0
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Filesize
940KB
MD57759e67f90c999b669de99fcf7e43ad1
SHA1168f9fd913d5d3a683b754d6d580ccd8b2600909
SHA256b9cbac9190743e27160d2c1a6d0802a3b8977b60e8f4bb7865e62ab52374a37e
SHA512872f243f1c3f64611c145a2efe1dfacbb156572b50c22e6299cec8f9884bdfd59c35eaca99b7117ea2c23230ef24c8982960d05b5fd997a979e2b16b19d63a77
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Filesize
410.6MB
MD54ca6a5acc4a0fd9a1d7625ae65999fb3
SHA1bf456031c5ab0590fdde993d6144518bf9b29d71
SHA25640559c14569c91e3f0a0465648a6dbe161cb76277ab3bd1d8f7e2ea70c7253e2
SHA512da5a39e2d8a3dbf71338908f9398d1f3591e57c79e6b04ed395d6aa196799f6dfcd77663efd730ff0db925477a76d64e84c04207719e9e9ab1e2887f31fea048