Analysis
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max time kernel
148s -
max time network
142s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
07-07-2022 04:35
Behavioral task
behavioral1
Sample
7ad879bbbc5f3199f88bfffffa2ff13b1a8d97c66fa3f750b36881bf2448a14a.xls
Resource
win10-20220414-en
General
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Target
7ad879bbbc5f3199f88bfffffa2ff13b1a8d97c66fa3f750b36881bf2448a14a.xls
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Size
95KB
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MD5
44b85b317f86b33a8707552936c05cca
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SHA1
7dad84826381b2a3c6104a701ff7cc1cddca824e
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SHA256
7ad879bbbc5f3199f88bfffffa2ff13b1a8d97c66fa3f750b36881bf2448a14a
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SHA512
775cad9d27417e0438ed9e40336bab5b8135e68650a2c1bc2e54dfb9b64048d81684f99fde458daa37f4388d92cb5cfb1be63d38904dd93efbfa92fd67cefa23
Malware Config
Extracted
http://www.sunflowerlaboratory.in/fonts/79Tq62ly/
http://dirigent.co.uk/vardagsekonomi/iC36jJ4J1cf/
http://agtrade.hu/images/kiQYmOs2tSKq/
https://www.zachboyle.com/wp-admin/EA470ZrTGNkuA/
Extracted
emotet
Epoch4
94.23.45.86:4143
209.97.163.214:443
212.24.98.99:8080
103.43.75.120:443
183.111.227.137:8080
197.242.150.244:8080
129.232.188.93:443
159.65.88.10:8080
163.44.196.120:8080
51.161.73.194:443
164.90.222.65:443
159.89.202.34:443
1.234.2.232:8080
150.95.66.124:8080
51.91.76.89:8080
196.218.30.83:443
5.9.116.246:8080
146.59.226.45:443
173.212.193.249:8080
213.241.20.155:443
213.239.212.5:443
207.148.79.14:8080
51.254.140.238:7080
45.235.8.30:8080
147.139.166.154:8080
64.227.100.222:8080
82.165.152.127:8080
172.105.226.75:8080
131.100.24.231:80
206.189.28.199:8080
151.106.112.196:8080
119.193.124.41:7080
45.176.232.124:443
79.137.35.198:8080
186.194.240.217:443
103.70.28.102:8080
159.65.140.115:443
104.168.155.143:8080
45.118.115.99:8080
115.68.227.76:8080
72.15.201.15:8080
144.202.108.116:8080
37.187.115.122:8080
110.232.117.186:8080
209.126.98.206:8080
172.104.251.154:8080
82.223.21.224:8080
101.50.0.91:8080
103.132.242.26:8080
201.94.166.162:443
185.4.135.165:8080
160.16.142.56:8080
107.170.39.149:8080
134.122.66.193:8080
139.59.126.41:443
149.56.131.28:8080
91.207.28.33:8080
164.68.99.3:8080
188.44.20.25:443
103.75.201.2:443
167.172.253.162:8080
158.69.222.101:443
153.126.146.25:7080
Signatures
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Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 516 1008 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4020 1008 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1412 1008 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1780 1008 regsvr32.exe EXCEL.EXE -
Downloads MZ/PE file
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 516 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 1008 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 516 regsvr32.exe 516 regsvr32.exe 760 regsvr32.exe 760 regsvr32.exe 760 regsvr32.exe 760 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE 1008 EXCEL.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
EXCEL.EXEregsvr32.exedescription pid process target process PID 1008 wrote to memory of 516 1008 EXCEL.EXE regsvr32.exe PID 1008 wrote to memory of 516 1008 EXCEL.EXE regsvr32.exe PID 1008 wrote to memory of 4020 1008 EXCEL.EXE regsvr32.exe PID 1008 wrote to memory of 4020 1008 EXCEL.EXE regsvr32.exe PID 516 wrote to memory of 760 516 regsvr32.exe regsvr32.exe PID 516 wrote to memory of 760 516 regsvr32.exe regsvr32.exe PID 1008 wrote to memory of 1412 1008 EXCEL.EXE regsvr32.exe PID 1008 wrote to memory of 1412 1008 EXCEL.EXE regsvr32.exe PID 1008 wrote to memory of 1780 1008 EXCEL.EXE regsvr32.exe PID 1008 wrote to memory of 1780 1008 EXCEL.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\7ad879bbbc5f3199f88bfffffa2ff13b1a8d97c66fa3f750b36881bf2448a14a.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\DLbuoVnGz\hieqAmwgJz.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\soci1.ocxFilesize
312KB
MD531fb0cce78cea1f6c279679ae552f340
SHA1358ae722120e8225094d359e679c3b4ced8f5ba3
SHA256872621fd553897f3f15c99e7850f9437df419834df25c363fbfc1749ddd83ad7
SHA512855ab29ffbb84004d6754935a68769afbc112ddf0a2a8333076480815397064f743692366fbddefe277905166cf37e983c6716e9a564c1440da0a8f1c1dc993a
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\Users\Admin\soci1.ocxFilesize
312KB
MD531fb0cce78cea1f6c279679ae552f340
SHA1358ae722120e8225094d359e679c3b4ced8f5ba3
SHA256872621fd553897f3f15c99e7850f9437df419834df25c363fbfc1749ddd83ad7
SHA512855ab29ffbb84004d6754935a68769afbc112ddf0a2a8333076480815397064f743692366fbddefe277905166cf37e983c6716e9a564c1440da0a8f1c1dc993a
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memory/516-267-0x0000000180000000-0x000000018002D000-memory.dmpFilesize
180KB
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memory/516-264-0x0000000000000000-mapping.dmp
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memory/760-275-0x0000000000000000-mapping.dmp
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memory/1008-120-0x00007FFA854F0000-0x00007FFA85500000-memory.dmpFilesize
64KB
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memory/1008-129-0x00007FFA828F0000-0x00007FFA82900000-memory.dmpFilesize
64KB
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memory/1008-130-0x00007FFA828F0000-0x00007FFA82900000-memory.dmpFilesize
64KB
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memory/1008-119-0x00007FFA854F0000-0x00007FFA85500000-memory.dmpFilesize
64KB
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memory/1008-118-0x00007FFA854F0000-0x00007FFA85500000-memory.dmpFilesize
64KB
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memory/1008-117-0x00007FFA854F0000-0x00007FFA85500000-memory.dmpFilesize
64KB
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memory/1412-281-0x0000000000000000-mapping.dmp
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memory/1780-284-0x0000000000000000-mapping.dmp
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memory/4020-272-0x0000000000000000-mapping.dmp