Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2022 03:01
Behavioral task
behavioral1
Sample
NOTICE_506.xls
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
NOTICE_506.xls
Resource
win10v2004-20221111-en
General
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Target
NOTICE_506.xls
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Size
91KB
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MD5
3c06319b86d2f10e1347cdc6c1166a1b
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SHA1
4384fccdb1383958550fa01218d6ebb19ad6cd53
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SHA256
6d6d63986ded585e7e68b569e126254fc5b630a5008eececbb6805687bd3de47
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SHA512
7de19dd1cfdfbe912483f6219e4f8ae6b0334edca3880f8812f38557cfc8d30efd9df5a8128c52ee6339920455f1361be860d125df5722f49fdc91abd22d7a03
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SSDEEP
1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgfbCXuZH4gb4CEn9J4ZjIZ:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgW
Malware Config
Extracted
https://www.greenvalleyschool.com/rand_images/RCGNrvL5ZTH/
http://hsweixintp.com/wp-admin/NP0kMO3VgxpmpkJ/
http://www.charmingsoftech.com/AMMAN/bUM7CGZ4NB2vAiJMPi/
http://bwsengineering.co.za/configSHV/ot3TehH82zNjjRPuFKH/
Extracted
emotet
Epoch5
202.28.34.99:8080
80.211.107.116:8080
175.126.176.79:8080
218.38.121.17:443
139.196.72.155:8080
103.71.99.57:8080
87.106.97.83:7080
178.62.112.199:8080
64.227.55.231:8080
46.101.98.60:8080
54.37.228.122:443
128.199.217.206:443
190.145.8.4:443
209.239.112.82:8080
85.214.67.203:8080
198.199.70.22:8080
128.199.242.164:8080
178.238.225.252:8080
103.85.95.4:8080
103.126.216.86:443
104.244.79.94:443
36.67.23.59:443
37.44.244.177:8080
160.16.143.191:8080
85.25.120.45:8080
103.56.149.105:8080
210.57.209.142:8080
195.77.239.39:8080
62.171.178.147:8080
118.98.72.86:443
103.224.241.74:8080
185.148.169.10:8080
103.41.204.169:8080
186.250.48.5:443
165.22.254.236:8080
93.104.209.107:8080
139.59.80.108:8080
196.44.98.190:8080
114.79.130.68:443
115.178.55.22:80
103.254.12.236:7080
172.105.115.71:8080
174.138.33.49:7080
51.75.33.122:443
83.229.80.93:8080
78.47.204.80:443
188.165.79.151:443
202.134.4.210:7080
82.98.180.154:7080
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 3952 5064 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 444 5064 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2632 5064 regsvr32.exe EXCEL.EXE Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2520 5064 regsvr32.exe EXCEL.EXE -
Downloads MZ/PE file
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Loads dropped DLL 6 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exepid process 444 regsvr32.exe 1712 regsvr32.exe 2632 regsvr32.exe 4920 regsvr32.exe 2520 regsvr32.exe 3168 regsvr32.exe -
Adds Run key to start application 2 TTPs 6 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fffUtJDZSqUjG.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NOXMF\\fffUtJDZSqUjG.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ItgxliVoHaKvj.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\Trbjm\\ItgxliVoHaKvj.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XZPslYz.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\APOABb\\XZPslYz.dll\"" 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 5064 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exepid process 444 regsvr32.exe 444 regsvr32.exe 1712 regsvr32.exe 1712 regsvr32.exe 1712 regsvr32.exe 1712 regsvr32.exe 2632 regsvr32.exe 2632 regsvr32.exe 4920 regsvr32.exe 4920 regsvr32.exe 4920 regsvr32.exe 4920 regsvr32.exe 2520 regsvr32.exe 2520 regsvr32.exe 3168 regsvr32.exe 3168 regsvr32.exe 3168 regsvr32.exe 3168 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE 5064 EXCEL.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
EXCEL.EXEregsvr32.exeregsvr32.exeregsvr32.exedescription pid process target process PID 5064 wrote to memory of 3952 5064 EXCEL.EXE regsvr32.exe PID 5064 wrote to memory of 3952 5064 EXCEL.EXE regsvr32.exe PID 5064 wrote to memory of 444 5064 EXCEL.EXE regsvr32.exe PID 5064 wrote to memory of 444 5064 EXCEL.EXE regsvr32.exe PID 444 wrote to memory of 1712 444 regsvr32.exe regsvr32.exe PID 444 wrote to memory of 1712 444 regsvr32.exe regsvr32.exe PID 5064 wrote to memory of 2632 5064 EXCEL.EXE regsvr32.exe PID 5064 wrote to memory of 2632 5064 EXCEL.EXE regsvr32.exe PID 2632 wrote to memory of 4920 2632 regsvr32.exe regsvr32.exe PID 2632 wrote to memory of 4920 2632 regsvr32.exe regsvr32.exe PID 5064 wrote to memory of 2520 5064 EXCEL.EXE regsvr32.exe PID 5064 wrote to memory of 2520 5064 EXCEL.EXE regsvr32.exe PID 2520 wrote to memory of 3168 2520 regsvr32.exe regsvr32.exe PID 2520 wrote to memory of 3168 2520 regsvr32.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\NOTICE_506.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5064 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx2⤵
- Process spawned unexpected child process
PID:3952 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:444 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\APOABb\XZPslYz.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1712 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\NOXMF\fffUtJDZSqUjG.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4920 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\Trbjm\ItgxliVoHaKvj.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3168
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\elv1.ooocccxxxFilesize
5KB
MD510ca4a921098e7afd1095f75b6142f95
SHA1c46fa8ac31d02cda5d7257dfe04a62ff5d2ba0f5
SHA256d49c16f5086ecd566dff7f7a46ae3c4c37e892e1daa36ae5c739b4a749993135
SHA5123eeef8d89bf2e27ebbb0a4bc87f3db6d735d36df29f764bbc0dd60c7ec43bef35565af33b603fa4cd9919969fe5a9b465a60421e94b0d209f048d782d464b901
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C:\Users\Admin\elv2.ooocccxxxFilesize
516KB
MD5118b1ec3900ac9500fda27379dabf44b
SHA1983a0c3a5b5ad5144f2a963d044ec719ea894412
SHA2564d424f1915c5c30f96bb6c0bc334c5f6d8a17d53cd596155579f9323b6fb7c5d
SHA5129d6f74417917c487aacacd83ad0e762753c844a03018ca05ca3dff6c8ab4846232292c4ab8b56fef6eb8206429dbdf47ce29971fe650f80e4afa73029fd046dd
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C:\Users\Admin\elv2.ooocccxxxFilesize
516KB
MD5118b1ec3900ac9500fda27379dabf44b
SHA1983a0c3a5b5ad5144f2a963d044ec719ea894412
SHA2564d424f1915c5c30f96bb6c0bc334c5f6d8a17d53cd596155579f9323b6fb7c5d
SHA5129d6f74417917c487aacacd83ad0e762753c844a03018ca05ca3dff6c8ab4846232292c4ab8b56fef6eb8206429dbdf47ce29971fe650f80e4afa73029fd046dd
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C:\Users\Admin\elv3.ooocccxxxFilesize
516KB
MD570a91f3abfdcbb8c4d517cd2249b2037
SHA1563cbbb6d22a99956c06981a12e238daf8b33eba
SHA25646745061dfffc093506b01b38ff58d832d0357926e6fcdbd3d72f3ba2f2f2cd2
SHA5128dfe60ad7385811685ed9b16816e85f946505575faeee899aae1e5eac991d05ab6f62830de2e597cc00dd0dce12ad6e9464d82be1e7c8d291a64db36e4c60aa2
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C:\Users\Admin\elv3.ooocccxxxFilesize
516KB
MD570a91f3abfdcbb8c4d517cd2249b2037
SHA1563cbbb6d22a99956c06981a12e238daf8b33eba
SHA25646745061dfffc093506b01b38ff58d832d0357926e6fcdbd3d72f3ba2f2f2cd2
SHA5128dfe60ad7385811685ed9b16816e85f946505575faeee899aae1e5eac991d05ab6f62830de2e597cc00dd0dce12ad6e9464d82be1e7c8d291a64db36e4c60aa2
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C:\Users\Admin\elv4.ooocccxxxFilesize
516KB
MD5a20d4faf324c4297182f1cf3e6b315eb
SHA1275d7adfc2e49dd07e45ac8a2711364575c2a742
SHA256d1d4dacc9603a8659445398adec5e9ebdb6755e446626e14884f435ed510c42a
SHA512b7c5ed028ae38ff67e3947be5e859409035c7f832649270e1ef8bdf60efd757f04c207bfa73a0a25966d7a325350ec28a282aa27c2e27feb763ab4248efdb5f6
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C:\Users\Admin\elv4.ooocccxxxFilesize
516KB
MD5a20d4faf324c4297182f1cf3e6b315eb
SHA1275d7adfc2e49dd07e45ac8a2711364575c2a742
SHA256d1d4dacc9603a8659445398adec5e9ebdb6755e446626e14884f435ed510c42a
SHA512b7c5ed028ae38ff67e3947be5e859409035c7f832649270e1ef8bdf60efd757f04c207bfa73a0a25966d7a325350ec28a282aa27c2e27feb763ab4248efdb5f6
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C:\Windows\System32\APOABb\XZPslYz.dllFilesize
516KB
MD5118b1ec3900ac9500fda27379dabf44b
SHA1983a0c3a5b5ad5144f2a963d044ec719ea894412
SHA2564d424f1915c5c30f96bb6c0bc334c5f6d8a17d53cd596155579f9323b6fb7c5d
SHA5129d6f74417917c487aacacd83ad0e762753c844a03018ca05ca3dff6c8ab4846232292c4ab8b56fef6eb8206429dbdf47ce29971fe650f80e4afa73029fd046dd
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C:\Windows\System32\NOXMF\fffUtJDZSqUjG.dllFilesize
516KB
MD570a91f3abfdcbb8c4d517cd2249b2037
SHA1563cbbb6d22a99956c06981a12e238daf8b33eba
SHA25646745061dfffc093506b01b38ff58d832d0357926e6fcdbd3d72f3ba2f2f2cd2
SHA5128dfe60ad7385811685ed9b16816e85f946505575faeee899aae1e5eac991d05ab6f62830de2e597cc00dd0dce12ad6e9464d82be1e7c8d291a64db36e4c60aa2
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C:\Windows\System32\Trbjm\ItgxliVoHaKvj.dllFilesize
516KB
MD5a20d4faf324c4297182f1cf3e6b315eb
SHA1275d7adfc2e49dd07e45ac8a2711364575c2a742
SHA256d1d4dacc9603a8659445398adec5e9ebdb6755e446626e14884f435ed510c42a
SHA512b7c5ed028ae38ff67e3947be5e859409035c7f832649270e1ef8bdf60efd757f04c207bfa73a0a25966d7a325350ec28a282aa27c2e27feb763ab4248efdb5f6
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memory/444-141-0x0000000000000000-mapping.dmp
-
memory/444-144-0x0000000180000000-0x000000018002E000-memory.dmpFilesize
184KB
-
memory/1712-147-0x0000000000000000-mapping.dmp
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memory/2520-163-0x0000000000000000-mapping.dmp
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memory/2632-152-0x0000000000000000-mapping.dmp
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memory/3168-169-0x0000000000000000-mapping.dmp
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memory/3952-139-0x0000000000000000-mapping.dmp
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memory/4920-158-0x0000000000000000-mapping.dmp
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memory/5064-132-0x00007FF9B2DD0000-0x00007FF9B2DE0000-memory.dmpFilesize
64KB
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memory/5064-138-0x00007FF9B0630000-0x00007FF9B0640000-memory.dmpFilesize
64KB
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memory/5064-137-0x00007FF9B0630000-0x00007FF9B0640000-memory.dmpFilesize
64KB
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memory/5064-136-0x00007FF9B2DD0000-0x00007FF9B2DE0000-memory.dmpFilesize
64KB
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memory/5064-135-0x00007FF9B2DD0000-0x00007FF9B2DE0000-memory.dmpFilesize
64KB
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memory/5064-133-0x00007FF9B2DD0000-0x00007FF9B2DE0000-memory.dmpFilesize
64KB
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memory/5064-134-0x00007FF9B2DD0000-0x00007FF9B2DE0000-memory.dmpFilesize
64KB